# CVE-2026-8960: Spoofing issue in WebExtensions CVE-2026-8960 is fixed in 438 products on 2 platforms, first by Firefox Developer Edition (ach) 151.0, released May 13, 2026. It is not reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/cve/CVE-2026-8960 - Priority: High - CVSS: 7.5 - EPSS: 0.0038 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: May 19, 2026 - Weakness: CWE-290: Authentication Bypass by Spoofing - Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-8960 ## Description Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Windows apps | Firefox Developer Edition (ach) | 151.0 | [Firefox Developer Edition (ach) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ach-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (af) | 151.0 | [Firefox Developer Edition (af) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.af-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (an) | 151.0 | [Firefox Developer Edition (an) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.an-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ar) | 151.0 | [Firefox Developer Edition (ar) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ar-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ast) | 151.0 | [Firefox Developer Edition (ast) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ast-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (az) | 151.0 | [Firefox Developer Edition (az) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.az-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (be) | 151.0 | [Firefox Developer Edition (be) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.be-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (bg) | 151.0 | [Firefox Developer Edition (bg) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.bg-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (bn) | 151.0 | [Firefox Developer Edition (bn) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.bn-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (br) | 151.0 | [Firefox Developer Edition (br) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.br-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (bs) | 151.0 | [Firefox Developer Edition (bs) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.bs-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ca) | 151.0 | [Firefox Developer Edition (ca) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ca-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ca-valencia) | 151.0 | [Firefox Developer Edition (ca-valencia) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ca-valencia-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (cak) | 151.0 | [Firefox Developer Edition (cak) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.cak-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (cs) | 151.0 | [Firefox Developer Edition (cs) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.cs-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (cy) | 151.0 | [Firefox Developer Edition (cy) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.cy-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (da) | 151.0 | [Firefox Developer Edition (da) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.da-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (de) | 151.0 | [Firefox Developer Edition (de) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.de-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (dsb) | 151.0 | [Firefox Developer Edition (dsb) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.dsb-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (el) | 151.0 | [Firefox Developer Edition (el) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.el-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (en-CA) | 151.0 | [Firefox Developer Edition (en-CA) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.en-ca-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (en-GB) | 151.0 | [Firefox Developer Edition (en-GB) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.en-gb-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (en-US) | 151.0 | [Firefox Developer Edition (en-US) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (eo) | 151.0 | [Firefox Developer Edition (eo) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.eo-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (es-AR) | 151.0 | [Firefox Developer Edition (es-AR) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-ar-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (es-CL) | 151.0 | [Firefox Developer Edition (es-CL) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-cl-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (es-ES) | 151.0 | [Firefox Developer Edition (es-ES) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-es-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (es-MX) | 151.0 | [Firefox Developer Edition (es-MX) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-mx-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (et) | 151.0 | [Firefox Developer Edition (et) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.et-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (eu) | 151.0 | [Firefox Developer Edition (eu) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.eu-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (fa) | 151.0 | [Firefox Developer Edition (fa) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fa-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ff) | 151.0 | [Firefox Developer Edition (ff) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ff-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (fi) | 151.0 | [Firefox Developer Edition (fi) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fi-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (fr) | 151.0 | [Firefox Developer Edition (fr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fr-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (fur) | 151.0 | [Firefox Developer Edition (fur) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fur-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (fy-NL) | 151.0 | [Firefox Developer Edition (fy-NL) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fy-nl-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ga-IE) | 151.0 | [Firefox Developer Edition (ga-IE) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ga-ie-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (gd) | 151.0 | [Firefox Developer Edition (gd) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gd-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (gl) | 151.0 | [Firefox Developer Edition (gl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gl-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (gn) | 151.0 | [Firefox Developer Edition (gn) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gn-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (gu-IN) | 151.0 | [Firefox Developer Edition (gu-IN) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gu-in-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (he) | 151.0 | [Firefox Developer Edition (he) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.he-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (hi-IN) | 151.0 | [Firefox Developer Edition (hi-IN) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hi-in-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (hr) | 151.0 | [Firefox Developer Edition (hr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hr-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (hsb) | 151.0 | [Firefox Developer Edition (hsb) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hsb-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (hu) | 151.0 | [Firefox Developer Edition (hu) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hu-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (hy-AM) | 151.0 | [Firefox Developer Edition (hy-AM) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hy-am-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ia) | 151.0 | [Firefox Developer Edition (ia) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ia-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (id) | 151.0 | [Firefox Developer Edition (id) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.id-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (is) | 151.0 | [Firefox Developer Edition (is) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.is-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (it) | 151.0 | [Firefox Developer Edition (it) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.it-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ja) | 151.0 | [Firefox Developer Edition (ja) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ja-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ka) | 151.0 | [Firefox Developer Edition (ka) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ka-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (kab) | 151.0 | [Firefox Developer Edition (kab) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.kab-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (kk) | 151.0 | [Firefox Developer Edition (kk) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.kk-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (km) | 151.0 | [Firefox Developer Edition (km) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.km-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (kn) | 151.0 | [Firefox Developer Edition (kn) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.kn-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ko) | 151.0 | [Firefox Developer Edition (ko) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ko-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (lij) | 151.0 | [Firefox Developer Edition (lij) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.lij-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (lt) | 151.0 | [Firefox Developer Edition (lt) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.lt-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (lv) | 151.0 | [Firefox Developer Edition (lv) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.lv-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (mk) | 151.0 | [Firefox Developer Edition (mk) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.mk-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (mr) | 151.0 | [Firefox Developer Edition (mr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.mr-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ms) | 151.0 | [Firefox Developer Edition (ms) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ms-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (my) | 151.0 | [Firefox Developer Edition (my) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.my-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (nb-NO) | 151.0 | [Firefox Developer Edition (nb-NO) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.nb-no-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ne-NP) | 151.0 | [Firefox Developer Edition (ne-NP) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ne-np-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (nl) | 151.0 | [Firefox Developer Edition (nl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.nl-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (nn-NO) | 151.0 | [Firefox Developer Edition (nn-NO) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.nn-no-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (oc) | 151.0 | [Firefox Developer Edition (oc) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.oc-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (pa-IN) | 151.0 | [Firefox Developer Edition (pa-IN) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pa-in-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (pl) | 151.0 | [Firefox Developer Edition (pl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pl-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (pt-BR) | 151.0 | [Firefox Developer Edition (pt-BR) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pt-br-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (pt-PT) | 151.0 | [Firefox Developer Edition (pt-PT) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pt-pt-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (rm) | 151.0 | [Firefox Developer Edition (rm) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.rm-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ro) | 151.0 | [Firefox Developer Edition (ro) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ro-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ru) | 151.0 | [Firefox Developer Edition (ru) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ru-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (sc) | 151.0 | [Firefox Developer Edition (sc) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sc-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (sco) | 151.0 | [Firefox Developer Edition (sco) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sco-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (si) | 151.0 | [Firefox Developer Edition (si) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.si-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (sk) | 151.0 | [Firefox Developer Edition (sk) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sk-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (sl) | 151.0 | [Firefox Developer Edition (sl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sl-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (son) | 151.0 | [Firefox Developer Edition (son) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.son-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (sq) | 151.0 | [Firefox Developer Edition (sq) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sq-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (sr) | 151.0 | [Firefox Developer Edition (sr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sr-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (sv-SE) | 151.0 | [Firefox Developer Edition (sv-SE) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sv-se-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (szl) | 151.0 | [Firefox Developer Edition (szl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.szl-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ta) | 151.0 | [Firefox Developer Edition (ta) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ta-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (te) | 151.0 | [Firefox Developer Edition (te) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.te-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (tg) | 151.0 | [Firefox Developer Edition (tg) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.tg-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (th) | 151.0 | [Firefox Developer Edition (th) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.th-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (tl) | 151.0 | [Firefox Developer Edition (tl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.tl-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (tr) | 151.0 | [Firefox Developer Edition (tr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.tr-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (trs) | 151.0 | [Firefox Developer Edition (trs) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.trs-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (uk) | 151.0 | [Firefox Developer Edition (uk) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.uk-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (ur) | 151.0 | [Firefox Developer Edition (ur) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ur-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (uz) | 151.0 | [Firefox Developer Edition (uz) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.uz-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (vi) | 151.0 | [Firefox Developer Edition (vi) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.vi-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (xh) | 151.0 | [Firefox Developer Edition (xh) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.xh-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (zh-CN) | 151.0 | [Firefox Developer Edition (zh-CN) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.zh-cn-151.0.md) | May 13, 2026 | | Windows apps | Firefox Developer Edition (zh-TW) | 151.0 | [Firefox Developer Edition (zh-TW) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.zh-tw-151.0.md) | May 13, 2026 | | Windows apps | Mozilla Firefox (ach) | 151.0 | [Mozilla Firefox (ach) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ach-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (af) | 151.0 | [Mozilla Firefox (af) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.af-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (an) | 151.0 | [Mozilla Firefox (an) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.an-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ar) | 151.0 | [Mozilla Firefox (ar) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ar-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ast) | 151.0 | [Mozilla Firefox (ast) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ast-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (az) | 151.0 | [Mozilla Firefox (az) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.az-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (be) | 151.0 | [Mozilla Firefox (be) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.be-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (bg) | 151.0 | [Mozilla Firefox (bg) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.bg-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (bn) | 151.0 | [Mozilla Firefox (bn) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.bn-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (br) | 151.0 | [Mozilla Firefox (br) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.br-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (bs) | 151.0 | [Mozilla Firefox (bs) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.bs-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ca) | 151.0 | [Mozilla Firefox (ca) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ca-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ca-valencia) | 151.0 | [Mozilla Firefox (ca-valencia) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ca-valencia-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (cak) | 151.0 | [Mozilla Firefox (cak) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.cak-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (cs) | 151.0 | [Mozilla Firefox (cs) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.cs-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (cy) | 151.0 | [Mozilla Firefox (cy) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.cy-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (da) | 151.0 | [Mozilla Firefox (da) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.da-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (de) | 151.0 | [Mozilla Firefox (de) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.de-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (dsb) | 151.0 | [Mozilla Firefox (dsb) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.dsb-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (el) | 151.0 | [Mozilla Firefox (el) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.el-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (en-CA) | 151.0 | [Mozilla Firefox (en-CA) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.en-ca-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (en-GB) | 151.0 | [Mozilla Firefox (en-GB) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.en-gb-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (en-US) | 151.0 | [Mozilla Firefox (en-US) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (eo) | 151.0 | [Mozilla Firefox (eo) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.eo-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (es-AR) | 151.0 | [Mozilla Firefox (es-AR) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.es-ar-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (es-CL) | 151.0 | [Mozilla Firefox (es-CL) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.es-cl-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (es-ES) | 151.0 | [Mozilla Firefox (es-ES) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.es-es-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (es-MX) | 151.0 | [Mozilla Firefox (es-MX) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.es-mx-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (et) | 151.0 | [Mozilla Firefox (et) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.et-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (eu) | 151.0 | [Mozilla Firefox (eu) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.eu-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (fa) | 151.0 | [Mozilla Firefox (fa) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fa-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ff) | 151.0 | [Mozilla Firefox (ff) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ff-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (fi) | 151.0 | [Mozilla Firefox (fi) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fi-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (fr) | 151.0 | [Mozilla Firefox (fr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fr-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (fur) | 151.0 | [Mozilla Firefox (fur) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fur-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (fy-NL) | 151.0 | [Mozilla Firefox (fy-NL) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fy-nl-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ga-IE) | 151.0 | [Mozilla Firefox (ga-IE) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ga-ie-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (gd) | 151.0 | [Mozilla Firefox (gd) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.gd-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (gl) | 151.0 | [Mozilla Firefox (gl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.gl-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (gn) | 151.0 | [Mozilla Firefox (gn) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.gn-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (gu-IN) | 151.0 | [Mozilla Firefox (gu-IN) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.gu-in-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (he) | 151.0 | [Mozilla Firefox (he) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.he-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (hi-IN) | 151.0 | [Mozilla Firefox (hi-IN) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hi-in-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (hr) | 151.0 | [Mozilla Firefox (hr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hr-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (hsb) | 151.0 | [Mozilla Firefox (hsb) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hsb-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (hu) | 151.0 | [Mozilla Firefox (hu) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hu-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (hy-AM) | 151.0 | [Mozilla Firefox (hy-AM) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hy-am-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ia) | 151.0 | [Mozilla Firefox (ia) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ia-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (id) | 151.0 | [Mozilla Firefox (id) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.id-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (is) | 151.0 | [Mozilla Firefox (is) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.is-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (it) | 151.0 | [Mozilla Firefox (it) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.it-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ja) | 151.0 | [Mozilla Firefox (ja) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ja-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ka) | 151.0 | [Mozilla Firefox (ka) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ka-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (kab) | 151.0 | [Mozilla Firefox (kab) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.kab-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (kk) | 151.0 | [Mozilla Firefox (kk) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.kk-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (km) | 151.0 | [Mozilla Firefox (km) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.km-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (kn) | 151.0 | [Mozilla Firefox (kn) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.kn-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ko) | 151.0 | [Mozilla Firefox (ko) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ko-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (lij) | 151.0 | [Mozilla Firefox (lij) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.lij-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (lt) | 151.0 | [Mozilla Firefox (lt) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.lt-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (lv) | 151.0 | [Mozilla Firefox (lv) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.lv-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (mk) | 151.0 | [Mozilla Firefox (mk) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.mk-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (mr) | 151.0 | [Mozilla Firefox (mr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.mr-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ms) | 151.0 | [Mozilla Firefox (ms) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ms-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (my) | 151.0 | [Mozilla Firefox (my) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.my-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (nb-NO) | 151.0 | [Mozilla Firefox (nb-NO) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.nb-no-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ne-NP) | 151.0 | [Mozilla Firefox (ne-NP) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ne-np-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (nl) | 151.0 | [Mozilla Firefox (nl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.nl-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (nn-NO) | 151.0 | [Mozilla Firefox (nn-NO) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.nn-no-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (oc) | 151.0 | [Mozilla Firefox (oc) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.oc-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (pa-IN) | 151.0 | [Mozilla Firefox (pa-IN) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.pa-in-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (pl) | 151.0 | [Mozilla Firefox (pl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.pl-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (pt-BR) | 151.0 | [Mozilla Firefox (pt-BR) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.pt-br-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (pt-PT) | 151.0 | [Mozilla Firefox (pt-PT) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.pt-pt-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (rm) | 151.0 | [Mozilla Firefox (rm) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.rm-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ro) | 151.0 | [Mozilla Firefox (ro) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ro-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ru) | 151.0 | [Mozilla Firefox (ru) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ru-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (sc) | 151.0 | [Mozilla Firefox (sc) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sc-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (sco) | 151.0 | [Mozilla Firefox (sco) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sco-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (si) | 151.0 | [Mozilla Firefox (si) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.si-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (sk) | 151.0 | [Mozilla Firefox (sk) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sk-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (sl) | 151.0 | [Mozilla Firefox (sl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sl-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (son) | 151.0 | [Mozilla Firefox (son) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.son-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (sq) | 151.0 | [Mozilla Firefox (sq) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sq-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (sr) | 151.0 | [Mozilla Firefox (sr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sr-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (sv-SE) | 151.0 | [Mozilla Firefox (sv-SE) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sv-se-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (szl) | 151.0 | [Mozilla Firefox (szl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.szl-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ta) | 151.0 | [Mozilla Firefox (ta) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ta-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (te) | 151.0 | [Mozilla Firefox (te) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.te-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (tg) | 151.0 | [Mozilla Firefox (tg) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.tg-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (th) | 151.0 | [Mozilla Firefox (th) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.th-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (tl) | 151.0 | [Mozilla Firefox (tl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.tl-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (tr) | 151.0 | [Mozilla Firefox (tr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.tr-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (trs) | 151.0 | [Mozilla Firefox (trs) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.trs-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (uk) | 151.0 | [Mozilla Firefox (uk) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.uk-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (ur) | 151.0 | [Mozilla Firefox (ur) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ur-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (uz) | 151.0 | [Mozilla Firefox (uz) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.uz-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (vi) | 151.0 | [Mozilla Firefox (vi) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.vi-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (xh) | 151.0 | [Mozilla Firefox (xh) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.xh-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (zh-CN) | 151.0 | [Mozilla Firefox (zh-CN) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.zh-cn-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox (zh-TW) | 151.0 | [Mozilla Firefox (zh-TW) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.zh-tw-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Firefox ESR (ach) | 153.0.0 | [Mozilla Firefox ESR (ach) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ach-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (af) | 153.0.0 | [Mozilla Firefox ESR (af) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.af-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (an) | 153.0.0 | [Mozilla Firefox ESR (an) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.an-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ar) | 153.0.0 | [Mozilla Firefox ESR (ar) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ar-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ast) | 153.0.0 | [Mozilla Firefox ESR (ast) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ast-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (az) | 153.0.0 | [Mozilla Firefox ESR (az) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.az-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (be) | 153.0.0 | [Mozilla Firefox ESR (be) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.be-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (bg) | 153.0.0 | [Mozilla Firefox ESR (bg) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bg-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (bn) | 153.0.0 | [Mozilla Firefox ESR (bn) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bn-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (br) | 153.0.0 | [Mozilla Firefox ESR (br) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.br-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (bs) | 153.0.0 | [Mozilla Firefox ESR (bs) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bs-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ca) | 153.0.0 | [Mozilla Firefox ESR (ca) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ca-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ca-valencia) | 153.0.0 | [Mozilla Firefox ESR (ca-valencia) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ca-valencia-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (cak) | 153.0.0 | [Mozilla Firefox ESR (cak) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cak-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (cs) | 153.0.0 | [Mozilla Firefox ESR (cs) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cs-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (cy) | 153.0.0 | [Mozilla Firefox ESR (cy) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cy-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (da) | 153.0.0 | [Mozilla Firefox ESR (da) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.da-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (de) | 153.0.0 | [Mozilla Firefox ESR (de) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.de-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (dsb) | 153.0.0 | [Mozilla Firefox ESR (dsb) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.dsb-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (el) | 153.0.0 | [Mozilla Firefox ESR (el) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.el-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (en-CA) | 153.0.0 | [Mozilla Firefox ESR (en-CA) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.en-ca-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (en-GB) | 153.0.0 | [Mozilla Firefox ESR (en-GB) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.en-gb-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (en-US) | 153.0.0 | [Mozilla Firefox ESR (en-US) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (eo) | 153.0.0 | [Mozilla Firefox ESR (eo) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.eo-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (es-AR) | 153.0.0 | [Mozilla Firefox ESR (es-AR) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-ar-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (es-CL) | 153.0.0 | [Mozilla Firefox ESR (es-CL) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-cl-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (es-ES) | 153.0.0 | [Mozilla Firefox ESR (es-ES) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-es-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (es-MX) | 153.0.0 | [Mozilla Firefox ESR (es-MX) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-mx-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (et) | 153.0.0 | [Mozilla Firefox ESR (et) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.et-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (eu) | 153.0.0 | [Mozilla Firefox ESR (eu) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.eu-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (fa) | 153.0.0 | [Mozilla Firefox ESR (fa) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fa-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ff) | 153.0.0 | [Mozilla Firefox ESR (ff) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ff-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (fi) | 153.0.0 | [Mozilla Firefox ESR (fi) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fi-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (fr) | 153.0.0 | [Mozilla Firefox ESR (fr) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fr-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (fur) | 153.0.0 | [Mozilla Firefox ESR (fur) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fur-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (fy-NL) | 153.0.0 | [Mozilla Firefox ESR (fy-NL) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fy-nl-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ga-IE) | 153.0.0 | [Mozilla Firefox ESR (ga-IE) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ga-ie-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (gd) | 153.0.0 | [Mozilla Firefox ESR (gd) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gd-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (gl) | 153.0.0 | [Mozilla Firefox ESR (gl) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gl-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (gn) | 153.0.0 | [Mozilla Firefox ESR (gn) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gn-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (gu-IN) | 153.0.0 | [Mozilla Firefox ESR (gu-IN) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gu-in-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (he) | 153.0.0 | [Mozilla Firefox ESR (he) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.he-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (hi-IN) | 153.0.0 | [Mozilla Firefox ESR (hi-IN) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hi-in-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (hr) | 153.0.0 | [Mozilla Firefox ESR (hr) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hr-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (hsb) | 153.0.0 | [Mozilla Firefox ESR (hsb) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hsb-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (hu) | 153.0.0 | [Mozilla Firefox ESR (hu) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hu-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (hy-AM) | 153.0.0 | [Mozilla Firefox ESR (hy-AM) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hy-am-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ia) | 153.0.0 | [Mozilla Firefox ESR (ia) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ia-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (id) | 153.0.0 | [Mozilla Firefox ESR (id) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.id-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (is) | 153.0.0 | [Mozilla Firefox ESR (is) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.is-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (it) | 153.0.0 | [Mozilla Firefox ESR (it) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.it-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ja) | 153.0.0 | [Mozilla Firefox ESR (ja) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ja-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ka) | 153.0.0 | [Mozilla Firefox ESR (ka) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ka-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (kab) | 153.0.0 | [Mozilla Firefox ESR (kab) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kab-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (kk) | 153.0.0 | [Mozilla Firefox ESR (kk) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kk-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (km) | 153.0.0 | [Mozilla Firefox ESR (km) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.km-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (kn) | 153.0.0 | [Mozilla Firefox ESR (kn) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kn-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ko) | 153.0.0 | [Mozilla Firefox ESR (ko) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ko-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (lij) | 153.0.0 | [Mozilla Firefox ESR (lij) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lij-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (lt) | 153.0.0 | [Mozilla Firefox ESR (lt) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lt-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (lv) | 153.0.0 | [Mozilla Firefox ESR (lv) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lv-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (mk) | 153.0.0 | [Mozilla Firefox ESR (mk) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.mk-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (mr) | 153.0.0 | [Mozilla Firefox ESR (mr) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.mr-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ms) | 153.0.0 | [Mozilla Firefox ESR (ms) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ms-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (my) | 153.0.0 | [Mozilla Firefox ESR (my) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.my-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (nb-NO) | 153.0.0 | [Mozilla Firefox ESR (nb-NO) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nb-no-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ne-NP) | 153.0.0 | [Mozilla Firefox ESR (ne-NP) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ne-np-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (nl) | 153.0.0 | [Mozilla Firefox ESR (nl) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nl-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (nn-NO) | 153.0.0 | [Mozilla Firefox ESR (nn-NO) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nn-no-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (oc) | 153.0.0 | [Mozilla Firefox ESR (oc) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.oc-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (pa-IN) | 153.0.0 | [Mozilla Firefox ESR (pa-IN) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pa-in-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (pl) | 153.0.0 | [Mozilla Firefox ESR (pl) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pl-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (pt-BR) | 153.0.0 | [Mozilla Firefox ESR (pt-BR) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pt-br-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (pt-PT) | 153.0.0 | [Mozilla Firefox ESR (pt-PT) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pt-pt-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (rm) | 153.0.0 | [Mozilla Firefox ESR (rm) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.rm-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ro) | 153.0.0 | [Mozilla Firefox ESR (ro) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ro-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ru) | 153.0.0 | [Mozilla Firefox ESR (ru) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ru-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (sat) | 153.0.0 | [Mozilla Firefox ESR (sat) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sat-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (sc) | 153.0.0 | [Mozilla Firefox ESR (sc) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sc-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (sco) | 153.0.0 | [Mozilla Firefox ESR (sco) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sco-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (si) | 153.0.0 | [Mozilla Firefox ESR (si) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.si-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (sk) | 153.0.0 | [Mozilla Firefox ESR (sk) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sk-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (sl) | 153.0.0 | [Mozilla Firefox ESR (sl) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sl-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (son) | 153.0.0 | [Mozilla Firefox ESR (son) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.son-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (sq) | 153.0.0 | [Mozilla Firefox ESR (sq) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sq-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (sr) | 153.0.0 | [Mozilla Firefox ESR (sr) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sr-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (sv-SE) | 153.0.0 | [Mozilla Firefox ESR (sv-SE) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sv-se-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (szl) | 153.0.0 | [Mozilla Firefox ESR (szl) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.szl-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ta) | 153.0.0 | [Mozilla Firefox ESR (ta) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ta-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (te) | 153.0.0 | [Mozilla Firefox ESR (te) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.te-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (tg) | 153.0.0 | [Mozilla Firefox ESR (tg) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tg-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (th) | 153.0.0 | [Mozilla Firefox ESR (th) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.th-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (tl) | 153.0.0 | [Mozilla Firefox ESR (tl) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tl-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (tr) | 153.0.0 | [Mozilla Firefox ESR (tr) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tr-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (trs) | 153.0.0 | [Mozilla Firefox ESR (trs) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.trs-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (uk) | 153.0.0 | [Mozilla Firefox ESR (uk) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.uk-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (ur) | 153.0.0 | [Mozilla Firefox ESR (ur) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ur-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (uz) | 153.0.0 | [Mozilla Firefox ESR (uz) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.uz-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (vi) | 153.0.0 | [Mozilla Firefox ESR (vi) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.vi-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (xh) | 153.0.0 | [Mozilla Firefox ESR (xh) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.xh-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (zh-CN) | 153.0.0 | [Mozilla Firefox ESR (zh-CN) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.zh-cn-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (zh-TW) | 153.0.0 | [Mozilla Firefox ESR (zh-TW) 153.0.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.zh-tw-153.0.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Thunderbird (af) | 151.0 | [Mozilla Thunderbird (af) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.af-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (ar) | 151.0 | [Mozilla Thunderbird (ar) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ar-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (ast) | 151.0 | [Mozilla Thunderbird (ast) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ast-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (be) | 151.0 | [Mozilla Thunderbird (be) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.be-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (bg) | 151.0 | [Mozilla Thunderbird (bg) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.bg-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (br) | 151.0 | [Mozilla Thunderbird (br) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.br-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (ca) | 151.0 | [Mozilla Thunderbird (ca) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ca-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (cak) | 151.0 | [Mozilla Thunderbird (cak) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.cak-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (cs) | 151.0 | [Mozilla Thunderbird (cs) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.cs-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (cy) | 151.0 | [Mozilla Thunderbird (cy) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.cy-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (da) | 151.0 | [Mozilla Thunderbird (da) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.da-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (de) | 151.0 | [Mozilla Thunderbird (de) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.de-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (dsb) | 151.0 | [Mozilla Thunderbird (dsb) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.dsb-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (el) | 151.0 | [Mozilla Thunderbird (el) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.el-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (en-CA) | 151.0 | [Mozilla Thunderbird (en-CA) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.en-ca-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (en-GB) | 151.0 | [Mozilla Thunderbird (en-GB) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.en-gb-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (en-US) | 151.0 | [Mozilla Thunderbird (en-US) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (es-AR) | 151.0 | [Mozilla Thunderbird (es-AR) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.es-ar-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (es-ES) | 151.0 | [Mozilla Thunderbird (es-ES) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.es-es-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (es-MX) | 151.0 | [Mozilla Thunderbird (es-MX) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.es-mx-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (et) | 151.0 | [Mozilla Thunderbird (et) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.et-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (eu) | 151.0 | [Mozilla Thunderbird (eu) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.eu-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (fi) | 151.0 | [Mozilla Thunderbird (fi) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.fi-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (fr) | 151.0 | [Mozilla Thunderbird (fr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.fr-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (fy-NL) | 151.0 | [Mozilla Thunderbird (fy-NL) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.fy-nl-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (ga-IE) | 151.0 | [Mozilla Thunderbird (ga-IE) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ga-ie-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (gd) | 151.0 | [Mozilla Thunderbird (gd) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.gd-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (gl) | 151.0 | [Mozilla Thunderbird (gl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.gl-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (he) | 151.0 | [Mozilla Thunderbird (he) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.he-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (hr) | 151.0 | [Mozilla Thunderbird (hr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.hr-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (hsb) | 151.0 | [Mozilla Thunderbird (hsb) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.hsb-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (hu) | 151.0 | [Mozilla Thunderbird (hu) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.hu-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (hy-AM) | 151.0 | [Mozilla Thunderbird (hy-AM) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.hy-am-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (id) | 151.0 | [Mozilla Thunderbird (id) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.id-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (is) | 151.0 | [Mozilla Thunderbird (is) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.is-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (it) | 151.0 | [Mozilla Thunderbird (it) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.it-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (ja) | 151.0 | [Mozilla Thunderbird (ja) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ja-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (ka) | 151.0 | [Mozilla Thunderbird (ka) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ka-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (kab) | 151.0 | [Mozilla Thunderbird (kab) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.kab-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (kk) | 151.0 | [Mozilla Thunderbird (kk) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.kk-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (ko) | 151.0 | [Mozilla Thunderbird (ko) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ko-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (lt) | 151.0 | [Mozilla Thunderbird (lt) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.lt-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (lv) | 151.0 | [Mozilla Thunderbird (lv) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.lv-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (ms) | 151.0 | [Mozilla Thunderbird (ms) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ms-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (nb-NO) | 151.0 | [Mozilla Thunderbird (nb-NO) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.nb-no-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (nl) | 151.0 | [Mozilla Thunderbird (nl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.nl-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (nn-NO) | 151.0 | [Mozilla Thunderbird (nn-NO) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.nn-no-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (pa-IN) | 151.0 | [Mozilla Thunderbird (pa-IN) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.pa-in-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (pl) | 151.0 | [Mozilla Thunderbird (pl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.pl-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (pt-BR) | 151.0 | [Mozilla Thunderbird (pt-BR) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.pt-br-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (pt-PT) | 151.0 | [Mozilla Thunderbird (pt-PT) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.pt-pt-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (rm) | 151.0 | [Mozilla Thunderbird (rm) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.rm-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (ro) | 151.0 | [Mozilla Thunderbird (ro) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ro-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (ru) | 151.0 | [Mozilla Thunderbird (ru) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ru-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (sk) | 151.0 | [Mozilla Thunderbird (sk) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sk-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (sl) | 151.0 | [Mozilla Thunderbird (sl) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sl-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (sq) | 151.0 | [Mozilla Thunderbird (sq) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sq-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (sr) | 151.0 | [Mozilla Thunderbird (sr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sr-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (sv-SE) | 151.0 | [Mozilla Thunderbird (sv-SE) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sv-se-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (th) | 151.0 | [Mozilla Thunderbird (th) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.th-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (tr) | 151.0 | [Mozilla Thunderbird (tr) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.tr-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (uk) | 151.0 | [Mozilla Thunderbird (uk) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.uk-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (uz) | 151.0 | [Mozilla Thunderbird (uz) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.uz-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (vi) | 151.0 | [Mozilla Thunderbird (vi) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.vi-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (zh-CN) | 151.0 | [Mozilla Thunderbird (zh-CN) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.zh-cn-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird (zh-TW) | 151.0 | [Mozilla Thunderbird (zh-TW) 151.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.zh-tw-151.0.md) | May 19, 2026 | | Windows apps | Mozilla Thunderbird ESR (af) | 153.0.1 | [Mozilla Thunderbird ESR (af) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.af-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (ar) | 153.0.1 | [Mozilla Thunderbird ESR (ar) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ar-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (ast) | 153.0.1 | [Mozilla Thunderbird ESR (ast) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ast-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (be) | 153.0.1 | [Mozilla Thunderbird ESR (be) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.be-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (bg) | 153.0.1 | [Mozilla Thunderbird ESR (bg) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.bg-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (br) | 153.0.1 | [Mozilla Thunderbird ESR (br) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.br-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (ca) | 153.0.1 | [Mozilla Thunderbird ESR (ca) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ca-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (cak) | 153.0.1 | [Mozilla Thunderbird ESR (cak) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.cak-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (cs) | 153.0.1 | [Mozilla Thunderbird ESR (cs) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.cs-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (cy) | 153.0.1 | [Mozilla Thunderbird ESR (cy) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.cy-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (da) | 153.0.1 | [Mozilla Thunderbird ESR (da) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.da-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (de) | 153.0.1 | [Mozilla Thunderbird ESR (de) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.de-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (dsb) | 153.0.1 | [Mozilla Thunderbird ESR (dsb) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.dsb-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (el) | 153.0.1 | [Mozilla Thunderbird ESR (el) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.el-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (en-CA) | 153.0.1 | [Mozilla Thunderbird ESR (en-CA) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.en-ca-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (en-GB) | 153.0.1 | [Mozilla Thunderbird ESR (en-GB) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.en-gb-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (en-US) | 153.0.1 | [Mozilla Thunderbird ESR (en-US) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (es-AR) | 153.0.1 | [Mozilla Thunderbird ESR (es-AR) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.es-ar-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (es-ES) | 153.0.1 | [Mozilla Thunderbird ESR (es-ES) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.es-es-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (es-MX) | 153.0.1 | [Mozilla Thunderbird ESR (es-MX) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.es-mx-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (et) | 153.0.1 | [Mozilla Thunderbird ESR (et) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.et-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (eu) | 153.0.1 | [Mozilla Thunderbird ESR (eu) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.eu-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (fi) | 153.0.1 | [Mozilla Thunderbird ESR (fi) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.fi-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (fr) | 153.0.1 | [Mozilla Thunderbird ESR (fr) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.fr-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (fy-NL) | 153.0.1 | [Mozilla Thunderbird ESR (fy-NL) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.fy-nl-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (ga-IE) | 153.0.1 | [Mozilla Thunderbird ESR (ga-IE) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ga-ie-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (gd) | 153.0.1 | [Mozilla Thunderbird ESR (gd) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.gd-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (gl) | 153.0.1 | [Mozilla Thunderbird ESR (gl) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.gl-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (he) | 153.0.1 | [Mozilla Thunderbird ESR (he) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.he-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (hr) | 153.0.1 | [Mozilla Thunderbird ESR (hr) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.hr-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (hsb) | 153.0.1 | [Mozilla Thunderbird ESR (hsb) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.hsb-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (hu) | 153.0.1 | [Mozilla Thunderbird ESR (hu) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.hu-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (hy-AM) | 153.0.1 | [Mozilla Thunderbird ESR (hy-AM) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.hy-am-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (id) | 153.0.1 | [Mozilla Thunderbird ESR (id) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.id-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (is) | 153.0.1 | [Mozilla Thunderbird ESR (is) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.is-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (it) | 153.0.1 | [Mozilla Thunderbird ESR (it) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.it-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (ja) | 153.0.1 | [Mozilla Thunderbird ESR (ja) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ja-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (ka) | 153.0.1 | [Mozilla Thunderbird ESR (ka) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ka-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (kab) | 153.0.1 | [Mozilla Thunderbird ESR (kab) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.kab-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (kk) | 153.0.1 | [Mozilla Thunderbird ESR (kk) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.kk-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (ko) | 153.0.1 | [Mozilla Thunderbird ESR (ko) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ko-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (lt) | 153.0.1 | [Mozilla Thunderbird ESR (lt) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.lt-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (lv) | 153.0.1 | [Mozilla Thunderbird ESR (lv) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.lv-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (ms) | 153.0.1 | [Mozilla Thunderbird ESR (ms) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ms-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (nb-NO) | 153.0.1 | [Mozilla Thunderbird ESR (nb-NO) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.nb-no-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (nl) | 153.0.1 | [Mozilla Thunderbird ESR (nl) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.nl-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (nn-NO) | 153.0.1 | [Mozilla Thunderbird ESR (nn-NO) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.nn-no-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (pa-IN) | 153.0.1 | [Mozilla Thunderbird ESR (pa-IN) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.pa-in-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (pl) | 153.0.1 | [Mozilla Thunderbird ESR (pl) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.pl-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (pt-BR) | 153.0.1 | [Mozilla Thunderbird ESR (pt-BR) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.pt-br-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (pt-PT) | 153.0.1 | [Mozilla Thunderbird ESR (pt-PT) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.pt-pt-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (rm) | 153.0.1 | [Mozilla Thunderbird ESR (rm) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.rm-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (ro) | 153.0.1 | [Mozilla Thunderbird ESR (ro) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ro-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (ru) | 153.0.1 | [Mozilla Thunderbird ESR (ru) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ru-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (sk) | 153.0.1 | [Mozilla Thunderbird ESR (sk) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sk-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (sl) | 153.0.1 | [Mozilla Thunderbird ESR (sl) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sl-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (sq) | 153.0.1 | [Mozilla Thunderbird ESR (sq) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sq-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (sr) | 153.0.1 | [Mozilla Thunderbird ESR (sr) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sr-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (sv-SE) | 153.0.1 | [Mozilla Thunderbird ESR (sv-SE) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sv-se-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (th) | 153.0.1 | [Mozilla Thunderbird ESR (th) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.th-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (tr) | 153.0.1 | [Mozilla Thunderbird ESR (tr) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.tr-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (uk) | 153.0.1 | [Mozilla Thunderbird ESR (uk) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.uk-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (uz) | 153.0.1 | [Mozilla Thunderbird ESR (uz) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.uz-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (vi) | 153.0.1 | [Mozilla Thunderbird ESR (vi) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.vi-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (zh-CN) | 153.0.1 | [Mozilla Thunderbird ESR (zh-CN) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.zh-cn-153.0.1.md) | Jul 23, 2026 | | Windows apps | Mozilla Thunderbird ESR (zh-TW) | 153.0.1 | [Mozilla Thunderbird ESR (zh-TW) 153.0.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.zh-tw-153.0.1.md) | Jul 23, 2026 | | macOS | Mozilla Firefox | 151.0.2 | [Mozilla Firefox 151.0.2](https://patchblox.com/security/data/fix/macos/org.mozilla.firefox-151.0.2.md) | May 25, 2026 | | macOS | Mozilla Thunderbird | 151.0.1 | [Mozilla Thunderbird 151.0.1](https://patchblox.com/security/data/fix/macos/org.mozilla.thunderbird-151.0.1.md) | May 22, 2026 | --- Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.