# CVE-2025-1942: Disclosure of uninitialized memory when .toUpperCase() causes string to get longer

CVE-2025-1942 is fixed in 344 products on 2 platforms, first by Firefox Developer Edition (ach) 136.0, released February 21, 2025. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2025-1942
- Priority: High
- CVSS: 9.8 (Medium)
- EPSS: 0.0048
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Mar 4, 2025
- Weakness: CWE-908: Use of Uninitialized Resource
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-1942

## Description

When String.toUpperCase() caused a string to get longer it was possible for uninitialized memory to be incorporated into the result string. This vulnerability was fixed in Firefox 136 and Thunderbird 136.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Windows apps | Firefox Developer Edition (ach) | 136.0 | [Firefox Developer Edition (ach) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ach-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (af) | 136.0 | [Firefox Developer Edition (af) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.af-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (an) | 136.0 | [Firefox Developer Edition (an) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.an-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ar) | 136.0 | [Firefox Developer Edition (ar) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ar-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ast) | 136.0 | [Firefox Developer Edition (ast) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ast-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (az) | 136.0 | [Firefox Developer Edition (az) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.az-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (be) | 136.0 | [Firefox Developer Edition (be) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.be-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (bg) | 136.0 | [Firefox Developer Edition (bg) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.bg-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (bn) | 136.0 | [Firefox Developer Edition (bn) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.bn-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (br) | 136.0 | [Firefox Developer Edition (br) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.br-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (bs) | 136.0 | [Firefox Developer Edition (bs) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.bs-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ca) | 136.0 | [Firefox Developer Edition (ca) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ca-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ca-valencia) | 136.0 | [Firefox Developer Edition (ca-valencia) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ca-valencia-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (cak) | 136.0 | [Firefox Developer Edition (cak) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.cak-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (cs) | 136.0 | [Firefox Developer Edition (cs) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.cs-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (cy) | 136.0 | [Firefox Developer Edition (cy) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.cy-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (da) | 136.0 | [Firefox Developer Edition (da) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.da-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (de) | 136.0 | [Firefox Developer Edition (de) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.de-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (dsb) | 136.0 | [Firefox Developer Edition (dsb) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.dsb-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (el) | 136.0 | [Firefox Developer Edition (el) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.el-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (en-CA) | 136.0 | [Firefox Developer Edition (en-CA) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.en-ca-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (en-GB) | 136.0 | [Firefox Developer Edition (en-GB) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.en-gb-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (en-US) | 136.0 | [Firefox Developer Edition (en-US) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (eo) | 136.0 | [Firefox Developer Edition (eo) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.eo-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (es-AR) | 136.0 | [Firefox Developer Edition (es-AR) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-ar-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (es-CL) | 136.0 | [Firefox Developer Edition (es-CL) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-cl-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (es-ES) | 136.0 | [Firefox Developer Edition (es-ES) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-es-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (es-MX) | 136.0 | [Firefox Developer Edition (es-MX) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-mx-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (et) | 136.0 | [Firefox Developer Edition (et) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.et-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (eu) | 136.0 | [Firefox Developer Edition (eu) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.eu-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (fa) | 136.0 | [Firefox Developer Edition (fa) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fa-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ff) | 136.0 | [Firefox Developer Edition (ff) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ff-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (fi) | 136.0 | [Firefox Developer Edition (fi) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fi-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (fr) | 136.0 | [Firefox Developer Edition (fr) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fr-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (fur) | 136.0 | [Firefox Developer Edition (fur) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fur-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (fy-NL) | 136.0 | [Firefox Developer Edition (fy-NL) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fy-nl-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ga-IE) | 136.0 | [Firefox Developer Edition (ga-IE) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ga-ie-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (gd) | 136.0 | [Firefox Developer Edition (gd) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gd-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (gl) | 136.0 | [Firefox Developer Edition (gl) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gl-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (gn) | 136.0 | [Firefox Developer Edition (gn) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gn-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (gu-IN) | 136.0 | [Firefox Developer Edition (gu-IN) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gu-in-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (he) | 136.0 | [Firefox Developer Edition (he) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.he-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (hi-IN) | 136.0 | [Firefox Developer Edition (hi-IN) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hi-in-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (hr) | 136.0 | [Firefox Developer Edition (hr) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hr-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (hsb) | 136.0 | [Firefox Developer Edition (hsb) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hsb-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (hu) | 136.0 | [Firefox Developer Edition (hu) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hu-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (hy-AM) | 136.0 | [Firefox Developer Edition (hy-AM) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hy-am-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ia) | 136.0 | [Firefox Developer Edition (ia) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ia-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (id) | 136.0 | [Firefox Developer Edition (id) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.id-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (is) | 136.0 | [Firefox Developer Edition (is) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.is-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (it) | 136.0 | [Firefox Developer Edition (it) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.it-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ja) | 136.0 | [Firefox Developer Edition (ja) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ja-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ka) | 136.0 | [Firefox Developer Edition (ka) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ka-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (kab) | 136.0 | [Firefox Developer Edition (kab) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.kab-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (kk) | 136.0 | [Firefox Developer Edition (kk) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.kk-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (km) | 136.0 | [Firefox Developer Edition (km) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.km-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (kn) | 136.0 | [Firefox Developer Edition (kn) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.kn-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ko) | 136.0 | [Firefox Developer Edition (ko) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ko-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (lij) | 136.0 | [Firefox Developer Edition (lij) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.lij-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (lt) | 136.0 | [Firefox Developer Edition (lt) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.lt-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (lv) | 136.0 | [Firefox Developer Edition (lv) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.lv-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (mk) | 136.0 | [Firefox Developer Edition (mk) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.mk-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (mr) | 136.0 | [Firefox Developer Edition (mr) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.mr-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ms) | 136.0 | [Firefox Developer Edition (ms) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ms-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (my) | 136.0 | [Firefox Developer Edition (my) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.my-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (nb-NO) | 136.0 | [Firefox Developer Edition (nb-NO) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.nb-no-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ne-NP) | 136.0 | [Firefox Developer Edition (ne-NP) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ne-np-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (nl) | 136.0 | [Firefox Developer Edition (nl) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.nl-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (nn-NO) | 136.0 | [Firefox Developer Edition (nn-NO) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.nn-no-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (oc) | 136.0 | [Firefox Developer Edition (oc) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.oc-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (pa-IN) | 136.0 | [Firefox Developer Edition (pa-IN) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pa-in-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (pl) | 136.0 | [Firefox Developer Edition (pl) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pl-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (pt-BR) | 136.0 | [Firefox Developer Edition (pt-BR) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pt-br-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (pt-PT) | 136.0 | [Firefox Developer Edition (pt-PT) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pt-pt-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (rm) | 136.0 | [Firefox Developer Edition (rm) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.rm-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ro) | 136.0 | [Firefox Developer Edition (ro) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ro-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ru) | 136.0 | [Firefox Developer Edition (ru) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ru-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (sc) | 136.0 | [Firefox Developer Edition (sc) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sc-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (sco) | 136.0 | [Firefox Developer Edition (sco) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sco-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (si) | 136.0 | [Firefox Developer Edition (si) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.si-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (sk) | 136.0 | [Firefox Developer Edition (sk) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sk-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (sl) | 136.0 | [Firefox Developer Edition (sl) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sl-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (son) | 136.0 | [Firefox Developer Edition (son) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.son-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (sq) | 136.0 | [Firefox Developer Edition (sq) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sq-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (sr) | 136.0 | [Firefox Developer Edition (sr) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sr-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (sv-SE) | 136.0 | [Firefox Developer Edition (sv-SE) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sv-se-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (szl) | 136.0 | [Firefox Developer Edition (szl) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.szl-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ta) | 136.0 | [Firefox Developer Edition (ta) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ta-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (te) | 136.0 | [Firefox Developer Edition (te) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.te-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (tg) | 136.0 | [Firefox Developer Edition (tg) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.tg-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (th) | 136.0 | [Firefox Developer Edition (th) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.th-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (tl) | 136.0 | [Firefox Developer Edition (tl) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.tl-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (tr) | 136.0 | [Firefox Developer Edition (tr) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.tr-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (trs) | 136.0 | [Firefox Developer Edition (trs) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.trs-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (uk) | 136.0 | [Firefox Developer Edition (uk) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.uk-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (ur) | 136.0 | [Firefox Developer Edition (ur) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ur-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (uz) | 136.0 | [Firefox Developer Edition (uz) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.uz-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (vi) | 136.0 | [Firefox Developer Edition (vi) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.vi-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (xh) | 136.0 | [Firefox Developer Edition (xh) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.xh-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (zh-CN) | 136.0 | [Firefox Developer Edition (zh-CN) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.zh-cn-136.0.md) | Feb 21, 2025 |
| Windows apps | Firefox Developer Edition (zh-TW) | 136.0 | [Firefox Developer Edition (zh-TW) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.zh-tw-136.0.md) | Feb 21, 2025 |
| Windows apps | Mozilla Firefox (en-US) | 136.0 | [Mozilla Firefox (en-US) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Firefox ESR (ach) | 140.3.0 | [Mozilla Firefox ESR (ach) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ach-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (af) | 140.3.0 | [Mozilla Firefox ESR (af) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.af-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (an) | 140.3.0 | [Mozilla Firefox ESR (an) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.an-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ar) | 140.3.0 | [Mozilla Firefox ESR (ar) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ar-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ast) | 140.3.0 | [Mozilla Firefox ESR (ast) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ast-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (az) | 140.3.0 | [Mozilla Firefox ESR (az) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.az-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (be) | 140.3.0 | [Mozilla Firefox ESR (be) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.be-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (bg) | 140.3.0 | [Mozilla Firefox ESR (bg) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bg-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (bn) | 140.3.0 | [Mozilla Firefox ESR (bn) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bn-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (br) | 140.3.0 | [Mozilla Firefox ESR (br) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.br-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (bs) | 140.3.0 | [Mozilla Firefox ESR (bs) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bs-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ca) | 140.3.0 | [Mozilla Firefox ESR (ca) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ca-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ca-valencia) | 140.3.0 | [Mozilla Firefox ESR (ca-valencia) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ca-valencia-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (cak) | 140.3.0 | [Mozilla Firefox ESR (cak) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cak-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (cs) | 140.3.0 | [Mozilla Firefox ESR (cs) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cs-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (cy) | 140.3.0 | [Mozilla Firefox ESR (cy) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cy-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (da) | 140.3.0 | [Mozilla Firefox ESR (da) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.da-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (de) | 140.3.0 | [Mozilla Firefox ESR (de) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.de-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (dsb) | 140.3.0 | [Mozilla Firefox ESR (dsb) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.dsb-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (el) | 140.3.0 | [Mozilla Firefox ESR (el) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.el-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (en-CA) | 140.3.0 | [Mozilla Firefox ESR (en-CA) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.en-ca-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (en-GB) | 140.3.0 | [Mozilla Firefox ESR (en-GB) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.en-gb-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (en-US) | 140.3.0 | [Mozilla Firefox ESR (en-US) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (eo) | 140.3.0 | [Mozilla Firefox ESR (eo) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.eo-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (es-AR) | 140.3.0 | [Mozilla Firefox ESR (es-AR) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-ar-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (es-CL) | 140.3.0 | [Mozilla Firefox ESR (es-CL) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-cl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (es-ES) | 140.3.0 | [Mozilla Firefox ESR (es-ES) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-es-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (es-MX) | 140.3.0 | [Mozilla Firefox ESR (es-MX) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-mx-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (et) | 140.3.0 | [Mozilla Firefox ESR (et) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.et-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (eu) | 140.3.0 | [Mozilla Firefox ESR (eu) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.eu-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (fa) | 140.3.0 | [Mozilla Firefox ESR (fa) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fa-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ff) | 140.3.0 | [Mozilla Firefox ESR (ff) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ff-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (fi) | 140.3.0 | [Mozilla Firefox ESR (fi) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fi-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (fr) | 140.3.0 | [Mozilla Firefox ESR (fr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fr-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (fur) | 140.3.0 | [Mozilla Firefox ESR (fur) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fur-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (fy-NL) | 140.3.0 | [Mozilla Firefox ESR (fy-NL) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fy-nl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ga-IE) | 140.3.0 | [Mozilla Firefox ESR (ga-IE) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ga-ie-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (gd) | 140.3.0 | [Mozilla Firefox ESR (gd) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gd-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (gl) | 140.3.0 | [Mozilla Firefox ESR (gl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (gn) | 140.3.0 | [Mozilla Firefox ESR (gn) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gn-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (gu-IN) | 140.3.0 | [Mozilla Firefox ESR (gu-IN) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gu-in-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (he) | 140.3.0 | [Mozilla Firefox ESR (he) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.he-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (hi-IN) | 140.3.0 | [Mozilla Firefox ESR (hi-IN) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hi-in-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (hr) | 140.3.0 | [Mozilla Firefox ESR (hr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hr-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (hsb) | 140.3.0 | [Mozilla Firefox ESR (hsb) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hsb-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (hu) | 140.3.0 | [Mozilla Firefox ESR (hu) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hu-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (hy-AM) | 140.3.0 | [Mozilla Firefox ESR (hy-AM) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hy-am-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ia) | 140.3.0 | [Mozilla Firefox ESR (ia) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ia-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (id) | 140.3.0 | [Mozilla Firefox ESR (id) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.id-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (is) | 140.3.0 | [Mozilla Firefox ESR (is) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.is-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (it) | 140.3.0 | [Mozilla Firefox ESR (it) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.it-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ja) | 140.3.0 | [Mozilla Firefox ESR (ja) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ja-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ka) | 140.3.0 | [Mozilla Firefox ESR (ka) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ka-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (kab) | 140.3.0 | [Mozilla Firefox ESR (kab) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kab-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (kk) | 140.3.0 | [Mozilla Firefox ESR (kk) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kk-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (km) | 140.3.0 | [Mozilla Firefox ESR (km) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.km-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (kn) | 140.3.0 | [Mozilla Firefox ESR (kn) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kn-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ko) | 140.3.0 | [Mozilla Firefox ESR (ko) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ko-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (lij) | 140.3.0 | [Mozilla Firefox ESR (lij) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lij-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (lt) | 140.3.0 | [Mozilla Firefox ESR (lt) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lt-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (lv) | 140.3.0 | [Mozilla Firefox ESR (lv) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lv-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (mk) | 140.3.0 | [Mozilla Firefox ESR (mk) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.mk-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (mr) | 140.3.0 | [Mozilla Firefox ESR (mr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.mr-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ms) | 140.3.0 | [Mozilla Firefox ESR (ms) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ms-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (my) | 140.3.0 | [Mozilla Firefox ESR (my) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.my-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (nb-NO) | 140.3.0 | [Mozilla Firefox ESR (nb-NO) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nb-no-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ne-NP) | 140.3.0 | [Mozilla Firefox ESR (ne-NP) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ne-np-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (nl) | 140.3.0 | [Mozilla Firefox ESR (nl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (nn-NO) | 140.3.0 | [Mozilla Firefox ESR (nn-NO) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nn-no-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (oc) | 140.3.0 | [Mozilla Firefox ESR (oc) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.oc-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (pa-IN) | 140.3.0 | [Mozilla Firefox ESR (pa-IN) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pa-in-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (pl) | 140.3.0 | [Mozilla Firefox ESR (pl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (pt-BR) | 140.3.0 | [Mozilla Firefox ESR (pt-BR) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pt-br-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (pt-PT) | 140.3.0 | [Mozilla Firefox ESR (pt-PT) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pt-pt-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (rm) | 140.3.0 | [Mozilla Firefox ESR (rm) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.rm-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ro) | 140.3.0 | [Mozilla Firefox ESR (ro) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ro-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ru) | 140.3.0 | [Mozilla Firefox ESR (ru) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ru-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sat) | 140.13.0 | [Mozilla Firefox ESR (sat) 140.13.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sat-140.13.0.md) | Jul 20, 2026 |
| Windows apps | Mozilla Firefox ESR (sc) | 140.3.0 | [Mozilla Firefox ESR (sc) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sc-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sco) | 140.3.0 | [Mozilla Firefox ESR (sco) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sco-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (si) | 140.3.0 | [Mozilla Firefox ESR (si) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.si-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sk) | 140.3.0 | [Mozilla Firefox ESR (sk) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sk-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sl) | 140.3.0 | [Mozilla Firefox ESR (sl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (son) | 140.3.0 | [Mozilla Firefox ESR (son) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.son-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sq) | 140.3.0 | [Mozilla Firefox ESR (sq) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sq-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sr) | 140.3.0 | [Mozilla Firefox ESR (sr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sr-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sv-SE) | 140.3.0 | [Mozilla Firefox ESR (sv-SE) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sv-se-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (szl) | 140.3.0 | [Mozilla Firefox ESR (szl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.szl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ta) | 140.3.0 | [Mozilla Firefox ESR (ta) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ta-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (te) | 140.3.0 | [Mozilla Firefox ESR (te) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.te-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (tg) | 140.3.0 | [Mozilla Firefox ESR (tg) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tg-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (th) | 140.3.0 | [Mozilla Firefox ESR (th) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.th-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (tl) | 140.3.0 | [Mozilla Firefox ESR (tl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (tr) | 140.3.0 | [Mozilla Firefox ESR (tr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tr-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (trs) | 140.3.0 | [Mozilla Firefox ESR (trs) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.trs-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (uk) | 140.3.0 | [Mozilla Firefox ESR (uk) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.uk-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ur) | 140.3.0 | [Mozilla Firefox ESR (ur) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ur-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (uz) | 140.3.0 | [Mozilla Firefox ESR (uz) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.uz-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (vi) | 140.3.0 | [Mozilla Firefox ESR (vi) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.vi-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (xh) | 140.3.0 | [Mozilla Firefox ESR (xh) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.xh-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (zh-CN) | 140.3.0 | [Mozilla Firefox ESR (zh-CN) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.zh-cn-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (zh-TW) | 140.3.0 | [Mozilla Firefox ESR (zh-TW) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.zh-tw-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Thunderbird (af) | 136.0 | [Mozilla Thunderbird (af) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.af-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (ar) | 136.0 | [Mozilla Thunderbird (ar) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ar-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (ast) | 136.0 | [Mozilla Thunderbird (ast) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ast-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (be) | 136.0 | [Mozilla Thunderbird (be) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.be-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (bg) | 136.0 | [Mozilla Thunderbird (bg) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.bg-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (br) | 136.0 | [Mozilla Thunderbird (br) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.br-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (ca) | 136.0 | [Mozilla Thunderbird (ca) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ca-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (cs) | 136.0 | [Mozilla Thunderbird (cs) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.cs-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (cy) | 136.0 | [Mozilla Thunderbird (cy) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.cy-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (da) | 136.0 | [Mozilla Thunderbird (da) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.da-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (de) | 136.0 | [Mozilla Thunderbird (de) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.de-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (dsb) | 136.0 | [Mozilla Thunderbird (dsb) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.dsb-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (el) | 136.0 | [Mozilla Thunderbird (el) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.el-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (en-CA) | 136.0 | [Mozilla Thunderbird (en-CA) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.en-ca-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (en-GB) | 136.0 | [Mozilla Thunderbird (en-GB) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.en-gb-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (en-US) | 136.0 | [Mozilla Thunderbird (en-US) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (es-AR) | 136.0 | [Mozilla Thunderbird (es-AR) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.es-ar-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (es-ES) | 136.0 | [Mozilla Thunderbird (es-ES) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.es-es-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (es-MX) | 136.0 | [Mozilla Thunderbird (es-MX) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.es-mx-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (et) | 136.0 | [Mozilla Thunderbird (et) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.et-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (eu) | 136.0 | [Mozilla Thunderbird (eu) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.eu-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (fi) | 136.0 | [Mozilla Thunderbird (fi) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.fi-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (fr) | 136.0 | [Mozilla Thunderbird (fr) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.fr-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (fy-NL) | 136.0 | [Mozilla Thunderbird (fy-NL) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.fy-nl-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (ga-IE) | 136.0 | [Mozilla Thunderbird (ga-IE) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ga-ie-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (gd) | 136.0 | [Mozilla Thunderbird (gd) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.gd-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (gl) | 136.0 | [Mozilla Thunderbird (gl) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.gl-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (he) | 136.0 | [Mozilla Thunderbird (he) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.he-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (hr) | 136.0 | [Mozilla Thunderbird (hr) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.hr-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (hsb) | 136.0 | [Mozilla Thunderbird (hsb) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.hsb-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (hu) | 136.0 | [Mozilla Thunderbird (hu) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.hu-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (hy-AM) | 136.0 | [Mozilla Thunderbird (hy-AM) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.hy-am-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (id) | 136.0 | [Mozilla Thunderbird (id) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.id-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (is) | 136.0 | [Mozilla Thunderbird (is) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.is-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (it) | 136.0 | [Mozilla Thunderbird (it) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.it-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (ja) | 136.0 | [Mozilla Thunderbird (ja) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ja-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (ka) | 136.0 | [Mozilla Thunderbird (ka) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ka-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (kab) | 136.0 | [Mozilla Thunderbird (kab) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.kab-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (kk) | 136.0 | [Mozilla Thunderbird (kk) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.kk-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (ko) | 136.0 | [Mozilla Thunderbird (ko) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ko-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (lt) | 136.0 | [Mozilla Thunderbird (lt) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.lt-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (lv) | 136.0 | [Mozilla Thunderbird (lv) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.lv-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (ms) | 136.0 | [Mozilla Thunderbird (ms) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ms-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (nb-NO) | 136.0 | [Mozilla Thunderbird (nb-NO) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.nb-no-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (nl) | 136.0 | [Mozilla Thunderbird (nl) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.nl-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (nn-NO) | 136.0 | [Mozilla Thunderbird (nn-NO) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.nn-no-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (pa-IN) | 136.0 | [Mozilla Thunderbird (pa-IN) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.pa-in-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (pl) | 136.0 | [Mozilla Thunderbird (pl) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.pl-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (pt-BR) | 136.0 | [Mozilla Thunderbird (pt-BR) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.pt-br-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (pt-PT) | 136.0 | [Mozilla Thunderbird (pt-PT) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.pt-pt-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (rm) | 136.0 | [Mozilla Thunderbird (rm) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.rm-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (ro) | 136.0 | [Mozilla Thunderbird (ro) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ro-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (ru) | 136.0 | [Mozilla Thunderbird (ru) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ru-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (sk) | 136.0 | [Mozilla Thunderbird (sk) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sk-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (sl) | 136.0 | [Mozilla Thunderbird (sl) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sl-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (sq) | 136.0 | [Mozilla Thunderbird (sq) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sq-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (sr) | 136.0 | [Mozilla Thunderbird (sr) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sr-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (sv-SE) | 136.0 | [Mozilla Thunderbird (sv-SE) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sv-se-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (th) | 136.0 | [Mozilla Thunderbird (th) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.th-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (tr) | 136.0 | [Mozilla Thunderbird (tr) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.tr-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (uk) | 136.0 | [Mozilla Thunderbird (uk) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.uk-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (uz) | 136.0 | [Mozilla Thunderbird (uz) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.uz-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (vi) | 136.0 | [Mozilla Thunderbird (vi) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.vi-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (zh-CN) | 136.0 | [Mozilla Thunderbird (zh-CN) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.zh-cn-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird (zh-TW) | 136.0 | [Mozilla Thunderbird (zh-TW) 136.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.zh-tw-136.0.md) | Mar 4, 2025 |
| Windows apps | Mozilla Thunderbird ESR (af) | 140.1.1 | [Mozilla Thunderbird ESR (af) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.af-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ar) | 140.1.1 | [Mozilla Thunderbird ESR (ar) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ar-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ast) | 140.1.1 | [Mozilla Thunderbird ESR (ast) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ast-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (be) | 140.1.1 | [Mozilla Thunderbird ESR (be) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.be-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (bg) | 140.1.1 | [Mozilla Thunderbird ESR (bg) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.bg-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (br) | 140.1.1 | [Mozilla Thunderbird ESR (br) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.br-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ca) | 140.1.1 | [Mozilla Thunderbird ESR (ca) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ca-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (cak) | 140.1.1 | [Mozilla Thunderbird ESR (cak) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.cak-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (cs) | 140.1.1 | [Mozilla Thunderbird ESR (cs) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.cs-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (cy) | 140.1.1 | [Mozilla Thunderbird ESR (cy) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.cy-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (da) | 140.1.1 | [Mozilla Thunderbird ESR (da) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.da-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (de) | 140.1.1 | [Mozilla Thunderbird ESR (de) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.de-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (dsb) | 140.1.1 | [Mozilla Thunderbird ESR (dsb) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.dsb-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (el) | 140.1.1 | [Mozilla Thunderbird ESR (el) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.el-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (en-CA) | 140.1.1 | [Mozilla Thunderbird ESR (en-CA) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.en-ca-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (en-GB) | 140.1.1 | [Mozilla Thunderbird ESR (en-GB) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.en-gb-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (en-US) | 140.1.1 | [Mozilla Thunderbird ESR (en-US) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (es-AR) | 140.1.1 | [Mozilla Thunderbird ESR (es-AR) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.es-ar-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (es-ES) | 140.1.1 | [Mozilla Thunderbird ESR (es-ES) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.es-es-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (es-MX) | 140.1.1 | [Mozilla Thunderbird ESR (es-MX) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.es-mx-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (et) | 140.1.1 | [Mozilla Thunderbird ESR (et) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.et-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (eu) | 140.1.1 | [Mozilla Thunderbird ESR (eu) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.eu-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (fi) | 140.1.1 | [Mozilla Thunderbird ESR (fi) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.fi-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (fr) | 140.1.1 | [Mozilla Thunderbird ESR (fr) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.fr-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (fy-NL) | 140.1.1 | [Mozilla Thunderbird ESR (fy-NL) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.fy-nl-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ga-IE) | 140.1.1 | [Mozilla Thunderbird ESR (ga-IE) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ga-ie-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (gd) | 140.1.1 | [Mozilla Thunderbird ESR (gd) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.gd-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (gl) | 140.1.1 | [Mozilla Thunderbird ESR (gl) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.gl-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (he) | 140.1.1 | [Mozilla Thunderbird ESR (he) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.he-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (hr) | 140.1.1 | [Mozilla Thunderbird ESR (hr) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.hr-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (hsb) | 140.1.1 | [Mozilla Thunderbird ESR (hsb) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.hsb-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (hu) | 140.1.1 | [Mozilla Thunderbird ESR (hu) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.hu-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (hy-AM) | 140.1.1 | [Mozilla Thunderbird ESR (hy-AM) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.hy-am-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (id) | 140.1.1 | [Mozilla Thunderbird ESR (id) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.id-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (is) | 140.1.1 | [Mozilla Thunderbird ESR (is) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.is-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (it) | 140.1.1 | [Mozilla Thunderbird ESR (it) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.it-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ja) | 140.1.1 | [Mozilla Thunderbird ESR (ja) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ja-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ka) | 140.1.1 | [Mozilla Thunderbird ESR (ka) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ka-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (kab) | 140.1.1 | [Mozilla Thunderbird ESR (kab) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.kab-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (kk) | 140.1.1 | [Mozilla Thunderbird ESR (kk) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.kk-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ko) | 140.1.1 | [Mozilla Thunderbird ESR (ko) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ko-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (lt) | 140.1.1 | [Mozilla Thunderbird ESR (lt) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.lt-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (lv) | 140.1.1 | [Mozilla Thunderbird ESR (lv) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.lv-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ms) | 140.1.1 | [Mozilla Thunderbird ESR (ms) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ms-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (nb-NO) | 140.1.1 | [Mozilla Thunderbird ESR (nb-NO) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.nb-no-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (nl) | 140.1.1 | [Mozilla Thunderbird ESR (nl) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.nl-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (nn-NO) | 140.1.1 | [Mozilla Thunderbird ESR (nn-NO) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.nn-no-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (pa-IN) | 140.1.1 | [Mozilla Thunderbird ESR (pa-IN) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.pa-in-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (pl) | 140.1.1 | [Mozilla Thunderbird ESR (pl) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.pl-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (pt-BR) | 140.1.1 | [Mozilla Thunderbird ESR (pt-BR) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.pt-br-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (pt-PT) | 140.1.1 | [Mozilla Thunderbird ESR (pt-PT) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.pt-pt-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (rm) | 140.1.1 | [Mozilla Thunderbird ESR (rm) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.rm-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ro) | 140.1.1 | [Mozilla Thunderbird ESR (ro) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ro-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ru) | 140.1.1 | [Mozilla Thunderbird ESR (ru) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ru-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (sk) | 140.1.1 | [Mozilla Thunderbird ESR (sk) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sk-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (sl) | 140.1.1 | [Mozilla Thunderbird ESR (sl) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sl-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (sq) | 140.1.1 | [Mozilla Thunderbird ESR (sq) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sq-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (sr) | 140.1.1 | [Mozilla Thunderbird ESR (sr) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sr-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (sv-SE) | 140.1.1 | [Mozilla Thunderbird ESR (sv-SE) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sv-se-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (th) | 140.1.1 | [Mozilla Thunderbird ESR (th) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.th-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (tr) | 140.1.1 | [Mozilla Thunderbird ESR (tr) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.tr-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (uk) | 140.1.1 | [Mozilla Thunderbird ESR (uk) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.uk-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (uz) | 140.1.1 | [Mozilla Thunderbird ESR (uz) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.uz-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (vi) | 140.1.1 | [Mozilla Thunderbird ESR (vi) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.vi-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (zh-CN) | 140.1.1 | [Mozilla Thunderbird ESR (zh-CN) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.zh-cn-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (zh-TW) | 140.1.1 | [Mozilla Thunderbird ESR (zh-TW) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.zh-tw-140.1.1.md) | Aug 5, 2025 |
| Linux | firefox Ubuntu 20.04 LTS (focal) | 136.0+build3-0ubuntu0.20.04.1 | [firefox 136.0+build3-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-firefox-136.0-build3-0ubuntu0.20.04.1.md) | Mar 4, 2025 |
| Linux | firefox-geckodriver Ubuntu 20.04 LTS (focal) | 136.0+build3-0ubuntu0.20.04.1 | [firefox-geckodriver 136.0+build3-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-firefox-geckodriver-136.0-build3-0ubuntu0.20.04.1.md) | Mar 4, 2025 |
| Linux | firefox-mozsymbols Ubuntu 20.04 LTS (focal) | 136.0+build3-0ubuntu0.20.04.1 | [firefox-mozsymbols 136.0+build3-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-firefox-mozsymbols-136.0-build3-0ubuntu0.20.04.1.md) | Mar 4, 2025 |
| Linux | thunderbird Ubuntu 22.04.1 LTS (jammy) | 1:140.7.1+build1-0ubuntu0.22.04.1 | [thunderbird 1:140.7.1+build1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-thunderbird-1-140.7.1-build1-0ubuntu0.22.04.1.md) | Jan 28, 2026 |
| Linux | thunderbird-gnome-support Ubuntu 22.04.1 LTS (jammy) | 1:140.7.1+build1-0ubuntu0.22.04.1 | [thunderbird-gnome-support 1:140.7.1+build1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-thunderbird-gnome-support-1-140.7.1-build1-0ubuntu0.22.04.1.md) | Jan 28, 2026 |
| Linux | thunderbird-mozsymbols Ubuntu 22.04.1 LTS (jammy) | 1:140.7.1+build1-0ubuntu0.22.04.1 | [thunderbird-mozsymbols 1:140.7.1+build1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-thunderbird-mozsymbols-1-140.7.1-build1-0ubuntu0.22.04.1.md) | Jan 28, 2026 |
| Linux | xul-ext-calendar-timezones Ubuntu 22.04.1 LTS (jammy) | 1:140.7.1+build1-0ubuntu0.22.04.1 | [xul-ext-calendar-timezones 1:140.7.1+build1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xul-ext-calendar-timezones-1-140.7.1-build1-0ubuntu0.22.04.1.md) | Jan 28, 2026 |
| Linux | xul-ext-gdata-provider Ubuntu 22.04.1 LTS (jammy) | 1:140.7.1+build1-0ubuntu0.22.04.1 | [xul-ext-gdata-provider 1:140.7.1+build1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xul-ext-gdata-provider-1-140.7.1-build1-0ubuntu0.22.04.1.md) | Jan 28, 2026 |
| Linux | xul-ext-lightning Ubuntu 22.04.1 LTS (jammy) | 1:140.7.1+build1-0ubuntu0.22.04.1 | [xul-ext-lightning 1:140.7.1+build1-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xul-ext-lightning-1-140.7.1-build1-0ubuntu0.22.04.1.md) | Jan 28, 2026 |

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Data as of 2026-11-08T19:12:23Z 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

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