# CVE-2025-49709: Memory corruption in canvas surfaces

CVE-2025-49709 is fixed in 304 products on 1 platform, first by Mozilla Firefox (ach) 139.0.4, released June 10, 2025. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2025-49709
- Priority: Urgent
- CVSS: 9.8
- EPSS: 0.0067
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jun 11, 2025
- Weakness: CWE-787: Out-of-bounds Write
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-49709

## Description

Certain canvas operations could have lead to memory corruption. This vulnerability was fixed in Firefox 139.0.4.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Windows apps | Firefox Developer Edition (ach) | 140.0 | [Firefox Developer Edition (ach) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ach-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (af) | 140.0 | [Firefox Developer Edition (af) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.af-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (an) | 140.0 | [Firefox Developer Edition (an) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.an-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ar) | 140.0 | [Firefox Developer Edition (ar) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ar-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ast) | 140.0 | [Firefox Developer Edition (ast) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ast-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (az) | 140.0 | [Firefox Developer Edition (az) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.az-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (be) | 140.0 | [Firefox Developer Edition (be) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.be-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (bg) | 140.0 | [Firefox Developer Edition (bg) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.bg-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (bn) | 140.0 | [Firefox Developer Edition (bn) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.bn-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (br) | 140.0 | [Firefox Developer Edition (br) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.br-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (bs) | 140.0 | [Firefox Developer Edition (bs) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.bs-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ca) | 140.0 | [Firefox Developer Edition (ca) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ca-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ca-valencia) | 140.0 | [Firefox Developer Edition (ca-valencia) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ca-valencia-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (cak) | 140.0 | [Firefox Developer Edition (cak) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.cak-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (cs) | 140.0 | [Firefox Developer Edition (cs) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.cs-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (cy) | 140.0 | [Firefox Developer Edition (cy) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.cy-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (da) | 140.0 | [Firefox Developer Edition (da) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.da-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (de) | 140.0 | [Firefox Developer Edition (de) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.de-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (dsb) | 140.0 | [Firefox Developer Edition (dsb) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.dsb-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (el) | 140.0 | [Firefox Developer Edition (el) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.el-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (en-CA) | 140.0 | [Firefox Developer Edition (en-CA) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.en-ca-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (en-GB) | 140.0 | [Firefox Developer Edition (en-GB) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.en-gb-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (en-US) | 140.0 | [Firefox Developer Edition (en-US) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (eo) | 140.0 | [Firefox Developer Edition (eo) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.eo-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (es-AR) | 140.0 | [Firefox Developer Edition (es-AR) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-ar-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (es-CL) | 140.0 | [Firefox Developer Edition (es-CL) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-cl-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (es-ES) | 140.0 | [Firefox Developer Edition (es-ES) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-es-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (es-MX) | 140.0 | [Firefox Developer Edition (es-MX) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-mx-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (et) | 140.0 | [Firefox Developer Edition (et) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.et-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (eu) | 140.0 | [Firefox Developer Edition (eu) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.eu-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (fa) | 140.0 | [Firefox Developer Edition (fa) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fa-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ff) | 140.0 | [Firefox Developer Edition (ff) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ff-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (fi) | 140.0 | [Firefox Developer Edition (fi) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fi-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (fr) | 140.0 | [Firefox Developer Edition (fr) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fr-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (fur) | 140.0 | [Firefox Developer Edition (fur) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fur-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (fy-NL) | 140.0 | [Firefox Developer Edition (fy-NL) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fy-nl-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ga-IE) | 140.0 | [Firefox Developer Edition (ga-IE) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ga-ie-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (gd) | 140.0 | [Firefox Developer Edition (gd) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gd-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (gl) | 140.0 | [Firefox Developer Edition (gl) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gl-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (gn) | 140.0 | [Firefox Developer Edition (gn) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gn-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (gu-IN) | 140.0 | [Firefox Developer Edition (gu-IN) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gu-in-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (he) | 140.0 | [Firefox Developer Edition (he) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.he-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (hi-IN) | 140.0 | [Firefox Developer Edition (hi-IN) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hi-in-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (hr) | 140.0 | [Firefox Developer Edition (hr) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hr-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (hsb) | 140.0 | [Firefox Developer Edition (hsb) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hsb-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (hu) | 140.0 | [Firefox Developer Edition (hu) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hu-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (hy-AM) | 140.0 | [Firefox Developer Edition (hy-AM) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hy-am-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ia) | 140.0 | [Firefox Developer Edition (ia) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ia-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (id) | 140.0 | [Firefox Developer Edition (id) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.id-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (is) | 140.0 | [Firefox Developer Edition (is) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.is-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (it) | 140.0 | [Firefox Developer Edition (it) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.it-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ja) | 140.0 | [Firefox Developer Edition (ja) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ja-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ka) | 140.0 | [Firefox Developer Edition (ka) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ka-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (kab) | 140.0 | [Firefox Developer Edition (kab) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.kab-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (kk) | 140.0 | [Firefox Developer Edition (kk) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.kk-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (km) | 140.0 | [Firefox Developer Edition (km) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.km-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (kn) | 140.0 | [Firefox Developer Edition (kn) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.kn-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ko) | 140.0 | [Firefox Developer Edition (ko) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ko-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (lij) | 140.0 | [Firefox Developer Edition (lij) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.lij-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (lt) | 140.0 | [Firefox Developer Edition (lt) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.lt-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (lv) | 140.0 | [Firefox Developer Edition (lv) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.lv-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (mk) | 140.0 | [Firefox Developer Edition (mk) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.mk-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (mr) | 140.0 | [Firefox Developer Edition (mr) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.mr-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ms) | 140.0 | [Firefox Developer Edition (ms) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ms-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (my) | 140.0 | [Firefox Developer Edition (my) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.my-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (nb-NO) | 140.0 | [Firefox Developer Edition (nb-NO) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.nb-no-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ne-NP) | 140.0 | [Firefox Developer Edition (ne-NP) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ne-np-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (nl) | 140.0 | [Firefox Developer Edition (nl) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.nl-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (nn-NO) | 140.0 | [Firefox Developer Edition (nn-NO) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.nn-no-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (oc) | 140.0 | [Firefox Developer Edition (oc) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.oc-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (pa-IN) | 140.0 | [Firefox Developer Edition (pa-IN) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pa-in-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (pl) | 140.0 | [Firefox Developer Edition (pl) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pl-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (pt-BR) | 140.0 | [Firefox Developer Edition (pt-BR) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pt-br-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (pt-PT) | 140.0 | [Firefox Developer Edition (pt-PT) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pt-pt-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (rm) | 140.0 | [Firefox Developer Edition (rm) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.rm-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ro) | 140.0 | [Firefox Developer Edition (ro) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ro-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ru) | 140.0 | [Firefox Developer Edition (ru) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ru-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (sc) | 140.0 | [Firefox Developer Edition (sc) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sc-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (sco) | 140.0 | [Firefox Developer Edition (sco) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sco-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (si) | 140.0 | [Firefox Developer Edition (si) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.si-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (sk) | 140.0 | [Firefox Developer Edition (sk) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sk-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (sl) | 140.0 | [Firefox Developer Edition (sl) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sl-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (son) | 140.0 | [Firefox Developer Edition (son) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.son-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (sq) | 140.0 | [Firefox Developer Edition (sq) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sq-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (sr) | 140.0 | [Firefox Developer Edition (sr) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sr-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (sv-SE) | 140.0 | [Firefox Developer Edition (sv-SE) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sv-se-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (szl) | 140.0 | [Firefox Developer Edition (szl) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.szl-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ta) | 140.0 | [Firefox Developer Edition (ta) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ta-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (te) | 140.0 | [Firefox Developer Edition (te) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.te-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (tg) | 140.0 | [Firefox Developer Edition (tg) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.tg-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (th) | 140.0 | [Firefox Developer Edition (th) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.th-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (tl) | 140.0 | [Firefox Developer Edition (tl) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.tl-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (tr) | 140.0 | [Firefox Developer Edition (tr) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.tr-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (trs) | 140.0 | [Firefox Developer Edition (trs) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.trs-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (uk) | 140.0 | [Firefox Developer Edition (uk) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.uk-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (ur) | 140.0 | [Firefox Developer Edition (ur) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ur-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (uz) | 140.0 | [Firefox Developer Edition (uz) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.uz-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (vi) | 140.0 | [Firefox Developer Edition (vi) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.vi-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (xh) | 140.0 | [Firefox Developer Edition (xh) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.xh-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (zh-CN) | 140.0 | [Firefox Developer Edition (zh-CN) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.zh-cn-140.0.md) | Jun 13, 2025 |
| Windows apps | Firefox Developer Edition (zh-TW) | 140.0 | [Firefox Developer Edition (zh-TW) 140.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.zh-tw-140.0.md) | Jun 13, 2025 |
| Windows apps | Mozilla Firefox (ach) | 139.0.4 | [Mozilla Firefox (ach) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ach-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (af) | 139.0.4 | [Mozilla Firefox (af) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.af-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (an) | 139.0.4 | [Mozilla Firefox (an) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.an-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ar) | 139.0.4 | [Mozilla Firefox (ar) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ar-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ast) | 139.0.4 | [Mozilla Firefox (ast) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ast-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (az) | 139.0.4 | [Mozilla Firefox (az) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.az-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (be) | 139.0.4 | [Mozilla Firefox (be) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.be-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (bg) | 139.0.4 | [Mozilla Firefox (bg) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.bg-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (bn) | 139.0.4 | [Mozilla Firefox (bn) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.bn-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (br) | 139.0.4 | [Mozilla Firefox (br) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.br-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (bs) | 139.0.4 | [Mozilla Firefox (bs) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.bs-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ca) | 139.0.4 | [Mozilla Firefox (ca) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ca-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ca-valencia) | 139.0.4 | [Mozilla Firefox (ca-valencia) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ca-valencia-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (cak) | 139.0.4 | [Mozilla Firefox (cak) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.cak-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (cs) | 139.0.4 | [Mozilla Firefox (cs) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.cs-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (cy) | 139.0.4 | [Mozilla Firefox (cy) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.cy-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (da) | 139.0.4 | [Mozilla Firefox (da) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.da-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (de) | 139.0.4 | [Mozilla Firefox (de) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.de-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (dsb) | 139.0.4 | [Mozilla Firefox (dsb) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.dsb-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (el) | 139.0.4 | [Mozilla Firefox (el) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.el-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (en-CA) | 139.0.4 | [Mozilla Firefox (en-CA) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.en-ca-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (en-GB) | 139.0.4 | [Mozilla Firefox (en-GB) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.en-gb-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (en-US) | 139.0.4 | [Mozilla Firefox (en-US) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (eo) | 139.0.4 | [Mozilla Firefox (eo) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.eo-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (es-AR) | 139.0.4 | [Mozilla Firefox (es-AR) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.es-ar-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (es-CL) | 139.0.4 | [Mozilla Firefox (es-CL) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.es-cl-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (es-ES) | 139.0.4 | [Mozilla Firefox (es-ES) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.es-es-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (es-MX) | 139.0.4 | [Mozilla Firefox (es-MX) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.es-mx-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (et) | 139.0.4 | [Mozilla Firefox (et) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.et-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (eu) | 139.0.4 | [Mozilla Firefox (eu) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.eu-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (fa) | 139.0.4 | [Mozilla Firefox (fa) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fa-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ff) | 139.0.4 | [Mozilla Firefox (ff) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ff-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (fi) | 139.0.4 | [Mozilla Firefox (fi) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fi-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (fr) | 139.0.4 | [Mozilla Firefox (fr) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fr-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (fur) | 139.0.4 | [Mozilla Firefox (fur) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fur-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (fy-NL) | 139.0.4 | [Mozilla Firefox (fy-NL) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fy-nl-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ga-IE) | 139.0.4 | [Mozilla Firefox (ga-IE) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ga-ie-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (gd) | 139.0.4 | [Mozilla Firefox (gd) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.gd-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (gl) | 139.0.4 | [Mozilla Firefox (gl) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.gl-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (gn) | 139.0.4 | [Mozilla Firefox (gn) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.gn-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (gu-IN) | 139.0.4 | [Mozilla Firefox (gu-IN) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.gu-in-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (he) | 139.0.4 | [Mozilla Firefox (he) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.he-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (hi-IN) | 139.0.4 | [Mozilla Firefox (hi-IN) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hi-in-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (hr) | 139.0.4 | [Mozilla Firefox (hr) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hr-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (hsb) | 139.0.4 | [Mozilla Firefox (hsb) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hsb-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (hu) | 139.0.4 | [Mozilla Firefox (hu) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hu-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (hy-AM) | 139.0.4 | [Mozilla Firefox (hy-AM) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hy-am-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ia) | 139.0.4 | [Mozilla Firefox (ia) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ia-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (id) | 139.0.4 | [Mozilla Firefox (id) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.id-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (is) | 139.0.4 | [Mozilla Firefox (is) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.is-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (it) | 139.0.4 | [Mozilla Firefox (it) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.it-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ja) | 139.0.4 | [Mozilla Firefox (ja) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ja-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ka) | 139.0.4 | [Mozilla Firefox (ka) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ka-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (kab) | 139.0.4 | [Mozilla Firefox (kab) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.kab-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (kk) | 139.0.4 | [Mozilla Firefox (kk) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.kk-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (km) | 139.0.4 | [Mozilla Firefox (km) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.km-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (kn) | 139.0.4 | [Mozilla Firefox (kn) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.kn-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ko) | 139.0.4 | [Mozilla Firefox (ko) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ko-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (lij) | 139.0.4 | [Mozilla Firefox (lij) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.lij-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (lt) | 139.0.4 | [Mozilla Firefox (lt) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.lt-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (lv) | 139.0.4 | [Mozilla Firefox (lv) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.lv-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (mk) | 139.0.4 | [Mozilla Firefox (mk) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.mk-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (mr) | 139.0.4 | [Mozilla Firefox (mr) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.mr-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ms) | 139.0.4 | [Mozilla Firefox (ms) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ms-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (my) | 139.0.4 | [Mozilla Firefox (my) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.my-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (nb-NO) | 139.0.4 | [Mozilla Firefox (nb-NO) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.nb-no-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ne-NP) | 139.0.4 | [Mozilla Firefox (ne-NP) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ne-np-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (nl) | 139.0.4 | [Mozilla Firefox (nl) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.nl-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (nn-NO) | 139.0.4 | [Mozilla Firefox (nn-NO) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.nn-no-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (oc) | 139.0.4 | [Mozilla Firefox (oc) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.oc-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (pa-IN) | 139.0.4 | [Mozilla Firefox (pa-IN) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.pa-in-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (pl) | 139.0.4 | [Mozilla Firefox (pl) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.pl-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (pt-BR) | 139.0.4 | [Mozilla Firefox (pt-BR) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.pt-br-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (pt-PT) | 139.0.4 | [Mozilla Firefox (pt-PT) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.pt-pt-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (rm) | 139.0.4 | [Mozilla Firefox (rm) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.rm-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ro) | 139.0.4 | [Mozilla Firefox (ro) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ro-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ru) | 139.0.4 | [Mozilla Firefox (ru) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ru-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (sc) | 139.0.4 | [Mozilla Firefox (sc) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sc-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (sco) | 139.0.4 | [Mozilla Firefox (sco) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sco-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (si) | 139.0.4 | [Mozilla Firefox (si) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.si-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (sk) | 139.0.4 | [Mozilla Firefox (sk) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sk-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (sl) | 139.0.4 | [Mozilla Firefox (sl) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sl-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (son) | 139.0.4 | [Mozilla Firefox (son) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.son-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (sq) | 139.0.4 | [Mozilla Firefox (sq) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sq-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (sr) | 139.0.4 | [Mozilla Firefox (sr) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sr-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (sv-SE) | 139.0.4 | [Mozilla Firefox (sv-SE) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sv-se-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (szl) | 139.0.4 | [Mozilla Firefox (szl) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.szl-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ta) | 139.0.4 | [Mozilla Firefox (ta) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ta-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (te) | 139.0.4 | [Mozilla Firefox (te) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.te-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (tg) | 139.0.4 | [Mozilla Firefox (tg) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.tg-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (th) | 139.0.4 | [Mozilla Firefox (th) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.th-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (tl) | 139.0.4 | [Mozilla Firefox (tl) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.tl-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (tr) | 139.0.4 | [Mozilla Firefox (tr) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.tr-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (trs) | 139.0.4 | [Mozilla Firefox (trs) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.trs-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (uk) | 139.0.4 | [Mozilla Firefox (uk) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.uk-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (ur) | 139.0.4 | [Mozilla Firefox (ur) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ur-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (uz) | 139.0.4 | [Mozilla Firefox (uz) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.uz-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (vi) | 139.0.4 | [Mozilla Firefox (vi) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.vi-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (xh) | 139.0.4 | [Mozilla Firefox (xh) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.xh-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (zh-CN) | 139.0.4 | [Mozilla Firefox (zh-CN) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.zh-cn-139.0.4.md) | Jun 10, 2025 |
| Windows apps | Mozilla Firefox (zh-TW) | 139.0.4 | [Mozilla Firefox (zh-TW) 139.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.zh-tw-139.0.4.md) | Jun 10, 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 |

---

Data as of 2026-11-08T06:59:42Z 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.