# CVE-2025-3608: Race condition in nsHttpTransaction could lead to memory corruption

CVE-2025-3608 is fixed in 204 products on 1 platform, first by Mozilla Firefox (en-US) 137.0.2, released April 15, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-3608
- Priority: Routine
- CVSS: 6.5
- EPSS: 0.0032
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 15, 2025
- Weakness: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-3608

## Description

A race condition existed in nsHttpTransaction that could have been exploited to cause memory corruption, potentially leading to an exploitable condition. This vulnerability was fixed in Firefox 137.0.2.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Windows apps | Firefox Developer Edition (ach) | 138.0 | [Firefox Developer Edition (ach) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ach-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (af) | 138.0 | [Firefox Developer Edition (af) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.af-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (an) | 138.0 | [Firefox Developer Edition (an) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.an-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ar) | 138.0 | [Firefox Developer Edition (ar) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ar-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ast) | 138.0 | [Firefox Developer Edition (ast) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ast-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (az) | 138.0 | [Firefox Developer Edition (az) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.az-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (be) | 138.0 | [Firefox Developer Edition (be) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.be-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (bg) | 138.0 | [Firefox Developer Edition (bg) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.bg-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (bn) | 138.0 | [Firefox Developer Edition (bn) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.bn-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (br) | 138.0 | [Firefox Developer Edition (br) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.br-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (bs) | 138.0 | [Firefox Developer Edition (bs) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.bs-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ca) | 138.0 | [Firefox Developer Edition (ca) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ca-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ca-valencia) | 138.0 | [Firefox Developer Edition (ca-valencia) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ca-valencia-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (cak) | 138.0 | [Firefox Developer Edition (cak) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.cak-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (cs) | 138.0 | [Firefox Developer Edition (cs) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.cs-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (cy) | 138.0 | [Firefox Developer Edition (cy) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.cy-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (da) | 138.0 | [Firefox Developer Edition (da) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.da-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (de) | 138.0 | [Firefox Developer Edition (de) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.de-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (dsb) | 138.0 | [Firefox Developer Edition (dsb) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.dsb-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (el) | 138.0 | [Firefox Developer Edition (el) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.el-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (en-CA) | 138.0 | [Firefox Developer Edition (en-CA) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.en-ca-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (en-GB) | 138.0 | [Firefox Developer Edition (en-GB) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.en-gb-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (en-US) | 138.0 | [Firefox Developer Edition (en-US) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (eo) | 138.0 | [Firefox Developer Edition (eo) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.eo-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (es-AR) | 138.0 | [Firefox Developer Edition (es-AR) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-ar-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (es-CL) | 138.0 | [Firefox Developer Edition (es-CL) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-cl-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (es-ES) | 138.0 | [Firefox Developer Edition (es-ES) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-es-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (es-MX) | 138.0 | [Firefox Developer Edition (es-MX) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.es-mx-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (et) | 138.0 | [Firefox Developer Edition (et) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.et-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (eu) | 138.0 | [Firefox Developer Edition (eu) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.eu-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (fa) | 138.0 | [Firefox Developer Edition (fa) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fa-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ff) | 138.0 | [Firefox Developer Edition (ff) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ff-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (fi) | 138.0 | [Firefox Developer Edition (fi) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fi-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (fr) | 138.0 | [Firefox Developer Edition (fr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fr-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (fur) | 138.0 | [Firefox Developer Edition (fur) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fur-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (fy-NL) | 138.0 | [Firefox Developer Edition (fy-NL) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.fy-nl-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ga-IE) | 138.0 | [Firefox Developer Edition (ga-IE) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ga-ie-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (gd) | 138.0 | [Firefox Developer Edition (gd) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gd-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (gl) | 138.0 | [Firefox Developer Edition (gl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gl-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (gn) | 138.0 | [Firefox Developer Edition (gn) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gn-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (gu-IN) | 138.0 | [Firefox Developer Edition (gu-IN) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.gu-in-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (he) | 138.0 | [Firefox Developer Edition (he) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.he-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (hi-IN) | 138.0 | [Firefox Developer Edition (hi-IN) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hi-in-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (hr) | 138.0 | [Firefox Developer Edition (hr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hr-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (hsb) | 138.0 | [Firefox Developer Edition (hsb) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hsb-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (hu) | 138.0 | [Firefox Developer Edition (hu) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hu-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (hy-AM) | 138.0 | [Firefox Developer Edition (hy-AM) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.hy-am-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ia) | 138.0 | [Firefox Developer Edition (ia) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ia-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (id) | 138.0 | [Firefox Developer Edition (id) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.id-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (is) | 138.0 | [Firefox Developer Edition (is) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.is-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (it) | 138.0 | [Firefox Developer Edition (it) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.it-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ja) | 138.0 | [Firefox Developer Edition (ja) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ja-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ka) | 138.0 | [Firefox Developer Edition (ka) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ka-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (kab) | 138.0 | [Firefox Developer Edition (kab) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.kab-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (kk) | 138.0 | [Firefox Developer Edition (kk) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.kk-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (km) | 138.0 | [Firefox Developer Edition (km) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.km-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (kn) | 138.0 | [Firefox Developer Edition (kn) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.kn-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ko) | 138.0 | [Firefox Developer Edition (ko) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ko-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (lij) | 138.0 | [Firefox Developer Edition (lij) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.lij-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (lt) | 138.0 | [Firefox Developer Edition (lt) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.lt-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (lv) | 138.0 | [Firefox Developer Edition (lv) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.lv-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (mk) | 138.0 | [Firefox Developer Edition (mk) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.mk-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (mr) | 138.0 | [Firefox Developer Edition (mr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.mr-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ms) | 138.0 | [Firefox Developer Edition (ms) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ms-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (my) | 138.0 | [Firefox Developer Edition (my) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.my-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (nb-NO) | 138.0 | [Firefox Developer Edition (nb-NO) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.nb-no-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ne-NP) | 138.0 | [Firefox Developer Edition (ne-NP) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ne-np-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (nl) | 138.0 | [Firefox Developer Edition (nl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.nl-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (nn-NO) | 138.0 | [Firefox Developer Edition (nn-NO) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.nn-no-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (oc) | 138.0 | [Firefox Developer Edition (oc) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.oc-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (pa-IN) | 138.0 | [Firefox Developer Edition (pa-IN) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pa-in-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (pl) | 138.0 | [Firefox Developer Edition (pl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pl-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (pt-BR) | 138.0 | [Firefox Developer Edition (pt-BR) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pt-br-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (pt-PT) | 138.0 | [Firefox Developer Edition (pt-PT) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.pt-pt-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (rm) | 138.0 | [Firefox Developer Edition (rm) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.rm-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ro) | 138.0 | [Firefox Developer Edition (ro) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ro-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ru) | 138.0 | [Firefox Developer Edition (ru) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ru-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (sc) | 138.0 | [Firefox Developer Edition (sc) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sc-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (sco) | 138.0 | [Firefox Developer Edition (sco) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sco-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (si) | 138.0 | [Firefox Developer Edition (si) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.si-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (sk) | 138.0 | [Firefox Developer Edition (sk) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sk-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (sl) | 138.0 | [Firefox Developer Edition (sl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sl-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (son) | 138.0 | [Firefox Developer Edition (son) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.son-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (sq) | 138.0 | [Firefox Developer Edition (sq) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sq-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (sr) | 138.0 | [Firefox Developer Edition (sr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sr-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (sv-SE) | 138.0 | [Firefox Developer Edition (sv-SE) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.sv-se-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (szl) | 138.0 | [Firefox Developer Edition (szl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.szl-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ta) | 138.0 | [Firefox Developer Edition (ta) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ta-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (te) | 138.0 | [Firefox Developer Edition (te) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.te-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (tg) | 138.0 | [Firefox Developer Edition (tg) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.tg-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (th) | 138.0 | [Firefox Developer Edition (th) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.th-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (tl) | 138.0 | [Firefox Developer Edition (tl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.tl-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (tr) | 138.0 | [Firefox Developer Edition (tr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.tr-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (trs) | 138.0 | [Firefox Developer Edition (trs) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.trs-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (uk) | 138.0 | [Firefox Developer Edition (uk) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.uk-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (ur) | 138.0 | [Firefox Developer Edition (ur) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.ur-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (uz) | 138.0 | [Firefox Developer Edition (uz) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.uz-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (vi) | 138.0 | [Firefox Developer Edition (vi) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.vi-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (xh) | 138.0 | [Firefox Developer Edition (xh) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.xh-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (zh-CN) | 138.0 | [Firefox Developer Edition (zh-CN) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.zh-cn-138.0.md) | Apr 18, 2025 |
| Windows apps | Firefox Developer Edition (zh-TW) | 138.0 | [Firefox Developer Edition (zh-TW) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition.zh-tw-138.0.md) | Apr 18, 2025 |
| Windows apps | Mozilla Firefox (en-US) | 137.0.2 | [Mozilla Firefox (en-US) 137.0.2](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox-137.0.2.md) | Apr 15, 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 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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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.