# CVE-2025-4086: Specially crafted filename could be used to obscure download type

CVE-2025-4086 is fixed in 436 products on 1 platform, first by Firefox Developer Edition (ach) 138.0, released April 18, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-4086
- Priority: Routine
- CVSS: 6.5
- EPSS: 0.0030
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 29, 2025
- Weakness: CWE-451: User Interface (UI) Misrepresentation of Critical Information
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-4086

## Description

A specially crafted filename containing a large number of encoded newline characters could obscure the file's extension when displayed in the download dialog. *This bug only affects Thunderbird for Android. Other versions of Thunderbird are unaffected.*. This vulnerability was fixed in Firefox 138 and Thunderbird 138.

## 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 (ach) | 138.0.4 | [Mozilla Firefox (ach) 138.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ach-138.0.4.md) | May 17, 2025 |
| Windows apps | Mozilla Firefox (af) | 138.0.4 | [Mozilla Firefox (af) 138.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.af-138.0.4.md) | May 17, 2025 |
| Windows apps | Mozilla Firefox (an) | 138.0 | [Mozilla Firefox (an) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.an-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ar) | 138.0 | [Mozilla Firefox (ar) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ar-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ast) | 138.0 | [Mozilla Firefox (ast) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ast-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (az) | 138.0 | [Mozilla Firefox (az) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.az-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (be) | 138.0 | [Mozilla Firefox (be) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.be-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (bg) | 138.0 | [Mozilla Firefox (bg) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.bg-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (bn) | 138.0 | [Mozilla Firefox (bn) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.bn-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (br) | 138.0 | [Mozilla Firefox (br) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.br-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (bs) | 138.0 | [Mozilla Firefox (bs) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.bs-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ca) | 138.0 | [Mozilla Firefox (ca) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ca-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ca-valencia) | 138.0 | [Mozilla Firefox (ca-valencia) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ca-valencia-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (cak) | 138.0 | [Mozilla Firefox (cak) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.cak-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (cs) | 138.0 | [Mozilla Firefox (cs) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.cs-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (cy) | 138.0 | [Mozilla Firefox (cy) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.cy-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (da) | 138.0 | [Mozilla Firefox (da) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.da-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (de) | 138.0 | [Mozilla Firefox (de) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.de-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (dsb) | 138.0 | [Mozilla Firefox (dsb) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.dsb-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (el) | 138.0 | [Mozilla Firefox (el) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.el-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (en-CA) | 138.0 | [Mozilla Firefox (en-CA) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.en-ca-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (en-GB) | 138.0 | [Mozilla Firefox (en-GB) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.en-gb-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (en-US) | 138.0 | [Mozilla Firefox (en-US) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (eo) | 138.0 | [Mozilla Firefox (eo) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.eo-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (es-AR) | 138.0 | [Mozilla Firefox (es-AR) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.es-ar-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (es-CL) | 138.0 | [Mozilla Firefox (es-CL) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.es-cl-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (es-ES) | 138.0 | [Mozilla Firefox (es-ES) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.es-es-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (es-MX) | 138.0 | [Mozilla Firefox (es-MX) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.es-mx-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (et) | 138.0 | [Mozilla Firefox (et) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.et-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (eu) | 138.0 | [Mozilla Firefox (eu) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.eu-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (fa) | 138.0 | [Mozilla Firefox (fa) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fa-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ff) | 138.0 | [Mozilla Firefox (ff) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ff-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (fi) | 138.0 | [Mozilla Firefox (fi) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fi-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (fr) | 138.0 | [Mozilla Firefox (fr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fr-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (fur) | 138.0 | [Mozilla Firefox (fur) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fur-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (fy-NL) | 138.0 | [Mozilla Firefox (fy-NL) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.fy-nl-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ga-IE) | 138.0 | [Mozilla Firefox (ga-IE) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ga-ie-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (gd) | 138.0 | [Mozilla Firefox (gd) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.gd-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (gl) | 138.0 | [Mozilla Firefox (gl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.gl-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (gn) | 138.0 | [Mozilla Firefox (gn) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.gn-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (gu-IN) | 138.0 | [Mozilla Firefox (gu-IN) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.gu-in-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (he) | 138.0 | [Mozilla Firefox (he) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.he-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (hi-IN) | 138.0 | [Mozilla Firefox (hi-IN) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hi-in-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (hr) | 138.0 | [Mozilla Firefox (hr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hr-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (hsb) | 138.0 | [Mozilla Firefox (hsb) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hsb-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (hu) | 138.0 | [Mozilla Firefox (hu) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hu-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (hy-AM) | 138.0 | [Mozilla Firefox (hy-AM) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.hy-am-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ia) | 138.0 | [Mozilla Firefox (ia) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ia-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (id) | 138.0 | [Mozilla Firefox (id) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.id-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (is) | 138.0 | [Mozilla Firefox (is) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.is-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (it) | 138.0 | [Mozilla Firefox (it) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.it-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ja) | 138.0 | [Mozilla Firefox (ja) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ja-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ka) | 138.0 | [Mozilla Firefox (ka) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ka-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (kab) | 138.0 | [Mozilla Firefox (kab) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.kab-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (kk) | 138.0 | [Mozilla Firefox (kk) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.kk-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (km) | 138.0 | [Mozilla Firefox (km) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.km-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (kn) | 138.0 | [Mozilla Firefox (kn) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.kn-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ko) | 138.0 | [Mozilla Firefox (ko) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ko-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (lij) | 138.0 | [Mozilla Firefox (lij) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.lij-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (lt) | 138.0 | [Mozilla Firefox (lt) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.lt-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (lv) | 138.0 | [Mozilla Firefox (lv) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.lv-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (mk) | 138.0 | [Mozilla Firefox (mk) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.mk-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (mr) | 138.0 | [Mozilla Firefox (mr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.mr-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ms) | 138.0 | [Mozilla Firefox (ms) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ms-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (my) | 138.0 | [Mozilla Firefox (my) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.my-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (nb-NO) | 138.0 | [Mozilla Firefox (nb-NO) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.nb-no-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ne-NP) | 138.0 | [Mozilla Firefox (ne-NP) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ne-np-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (nl) | 138.0 | [Mozilla Firefox (nl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.nl-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (nn-NO) | 138.0 | [Mozilla Firefox (nn-NO) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.nn-no-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (oc) | 138.0 | [Mozilla Firefox (oc) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.oc-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (pa-IN) | 138.0 | [Mozilla Firefox (pa-IN) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.pa-in-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (pl) | 138.0 | [Mozilla Firefox (pl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.pl-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (pt-BR) | 138.0 | [Mozilla Firefox (pt-BR) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.pt-br-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (pt-PT) | 138.0 | [Mozilla Firefox (pt-PT) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.pt-pt-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (rm) | 138.0 | [Mozilla Firefox (rm) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.rm-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ro) | 138.0 | [Mozilla Firefox (ro) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ro-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ru) | 138.0 | [Mozilla Firefox (ru) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ru-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (sc) | 138.0 | [Mozilla Firefox (sc) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sc-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (sco) | 138.0 | [Mozilla Firefox (sco) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sco-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (si) | 138.0 | [Mozilla Firefox (si) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.si-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (sk) | 138.0 | [Mozilla Firefox (sk) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sk-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (sl) | 138.0 | [Mozilla Firefox (sl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sl-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (son) | 138.0.4 | [Mozilla Firefox (son) 138.0.4](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.son-138.0.4.md) | May 17, 2025 |
| Windows apps | Mozilla Firefox (sq) | 138.0 | [Mozilla Firefox (sq) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sq-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (sr) | 138.0 | [Mozilla Firefox (sr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sr-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (sv-SE) | 138.0 | [Mozilla Firefox (sv-SE) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.sv-se-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (szl) | 138.0 | [Mozilla Firefox (szl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.szl-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ta) | 138.0 | [Mozilla Firefox (ta) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ta-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (te) | 138.0 | [Mozilla Firefox (te) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.te-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (tg) | 138.0 | [Mozilla Firefox (tg) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.tg-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (th) | 138.0 | [Mozilla Firefox (th) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.th-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (tl) | 138.0 | [Mozilla Firefox (tl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.tl-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (tr) | 138.0 | [Mozilla Firefox (tr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.tr-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (trs) | 138.0 | [Mozilla Firefox (trs) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.trs-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (uk) | 138.0 | [Mozilla Firefox (uk) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.uk-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (ur) | 138.0 | [Mozilla Firefox (ur) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.ur-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (uz) | 138.0 | [Mozilla Firefox (uz) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.uz-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (vi) | 138.0 | [Mozilla Firefox (vi) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.vi-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (xh) | 138.0 | [Mozilla Firefox (xh) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.xh-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (zh-CN) | 138.0 | [Mozilla Firefox (zh-CN) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.zh-cn-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox (zh-TW) | 138.0 | [Mozilla Firefox (zh-TW) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.zh-tw-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Firefox ESR (ach) | 140.3.0 | [Mozilla Firefox ESR (ach) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ach-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (af) | 140.3.0 | [Mozilla Firefox ESR (af) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.af-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (an) | 140.3.0 | [Mozilla Firefox ESR (an) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.an-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ar) | 140.3.0 | [Mozilla Firefox ESR (ar) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ar-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ast) | 140.3.0 | [Mozilla Firefox ESR (ast) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ast-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (az) | 140.3.0 | [Mozilla Firefox ESR (az) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.az-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (be) | 140.3.0 | [Mozilla Firefox ESR (be) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.be-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (bg) | 140.3.0 | [Mozilla Firefox ESR (bg) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bg-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (bn) | 140.3.0 | [Mozilla Firefox ESR (bn) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bn-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (br) | 140.3.0 | [Mozilla Firefox ESR (br) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.br-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (bs) | 140.3.0 | [Mozilla Firefox ESR (bs) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bs-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ca) | 140.3.0 | [Mozilla Firefox ESR (ca) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ca-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ca-valencia) | 140.3.0 | [Mozilla Firefox ESR (ca-valencia) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ca-valencia-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (cak) | 140.3.0 | [Mozilla Firefox ESR (cak) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cak-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (cs) | 140.3.0 | [Mozilla Firefox ESR (cs) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cs-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (cy) | 140.3.0 | [Mozilla Firefox ESR (cy) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cy-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (da) | 140.3.0 | [Mozilla Firefox ESR (da) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.da-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (de) | 140.3.0 | [Mozilla Firefox ESR (de) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.de-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (dsb) | 140.3.0 | [Mozilla Firefox ESR (dsb) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.dsb-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (el) | 140.3.0 | [Mozilla Firefox ESR (el) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.el-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (en-CA) | 140.3.0 | [Mozilla Firefox ESR (en-CA) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.en-ca-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (en-GB) | 140.3.0 | [Mozilla Firefox ESR (en-GB) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.en-gb-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (en-US) | 140.3.0 | [Mozilla Firefox ESR (en-US) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (eo) | 140.3.0 | [Mozilla Firefox ESR (eo) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.eo-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (es-AR) | 140.3.0 | [Mozilla Firefox ESR (es-AR) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-ar-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (es-CL) | 140.3.0 | [Mozilla Firefox ESR (es-CL) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-cl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (es-ES) | 140.3.0 | [Mozilla Firefox ESR (es-ES) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-es-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (es-MX) | 140.3.0 | [Mozilla Firefox ESR (es-MX) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-mx-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (et) | 140.3.0 | [Mozilla Firefox ESR (et) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.et-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (eu) | 140.3.0 | [Mozilla Firefox ESR (eu) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.eu-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (fa) | 140.3.0 | [Mozilla Firefox ESR (fa) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fa-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ff) | 140.3.0 | [Mozilla Firefox ESR (ff) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ff-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (fi) | 140.3.0 | [Mozilla Firefox ESR (fi) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fi-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (fr) | 140.3.0 | [Mozilla Firefox ESR (fr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fr-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (fur) | 140.3.0 | [Mozilla Firefox ESR (fur) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fur-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (fy-NL) | 140.3.0 | [Mozilla Firefox ESR (fy-NL) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fy-nl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ga-IE) | 140.3.0 | [Mozilla Firefox ESR (ga-IE) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ga-ie-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (gd) | 140.3.0 | [Mozilla Firefox ESR (gd) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gd-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (gl) | 140.3.0 | [Mozilla Firefox ESR (gl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (gn) | 140.3.0 | [Mozilla Firefox ESR (gn) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gn-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (gu-IN) | 140.3.0 | [Mozilla Firefox ESR (gu-IN) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gu-in-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (he) | 140.3.0 | [Mozilla Firefox ESR (he) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.he-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (hi-IN) | 140.3.0 | [Mozilla Firefox ESR (hi-IN) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hi-in-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (hr) | 140.3.0 | [Mozilla Firefox ESR (hr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hr-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (hsb) | 140.3.0 | [Mozilla Firefox ESR (hsb) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hsb-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (hu) | 140.3.0 | [Mozilla Firefox ESR (hu) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hu-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (hy-AM) | 140.3.0 | [Mozilla Firefox ESR (hy-AM) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hy-am-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ia) | 140.3.0 | [Mozilla Firefox ESR (ia) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ia-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (id) | 140.3.0 | [Mozilla Firefox ESR (id) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.id-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (is) | 140.3.0 | [Mozilla Firefox ESR (is) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.is-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (it) | 140.3.0 | [Mozilla Firefox ESR (it) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.it-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ja) | 140.3.0 | [Mozilla Firefox ESR (ja) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ja-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ka) | 140.3.0 | [Mozilla Firefox ESR (ka) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ka-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (kab) | 140.3.0 | [Mozilla Firefox ESR (kab) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kab-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (kk) | 140.3.0 | [Mozilla Firefox ESR (kk) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kk-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (km) | 140.3.0 | [Mozilla Firefox ESR (km) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.km-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (kn) | 140.3.0 | [Mozilla Firefox ESR (kn) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kn-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ko) | 140.3.0 | [Mozilla Firefox ESR (ko) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ko-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (lij) | 140.3.0 | [Mozilla Firefox ESR (lij) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lij-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (lt) | 140.3.0 | [Mozilla Firefox ESR (lt) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lt-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (lv) | 140.3.0 | [Mozilla Firefox ESR (lv) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lv-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (mk) | 140.3.0 | [Mozilla Firefox ESR (mk) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.mk-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (mr) | 140.3.0 | [Mozilla Firefox ESR (mr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.mr-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ms) | 140.3.0 | [Mozilla Firefox ESR (ms) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ms-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (my) | 140.3.0 | [Mozilla Firefox ESR (my) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.my-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (nb-NO) | 140.3.0 | [Mozilla Firefox ESR (nb-NO) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nb-no-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ne-NP) | 140.3.0 | [Mozilla Firefox ESR (ne-NP) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ne-np-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (nl) | 140.3.0 | [Mozilla Firefox ESR (nl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (nn-NO) | 140.3.0 | [Mozilla Firefox ESR (nn-NO) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nn-no-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (oc) | 140.3.0 | [Mozilla Firefox ESR (oc) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.oc-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (pa-IN) | 140.3.0 | [Mozilla Firefox ESR (pa-IN) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pa-in-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (pl) | 140.3.0 | [Mozilla Firefox ESR (pl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (pt-BR) | 140.3.0 | [Mozilla Firefox ESR (pt-BR) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pt-br-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (pt-PT) | 140.3.0 | [Mozilla Firefox ESR (pt-PT) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pt-pt-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (rm) | 140.3.0 | [Mozilla Firefox ESR (rm) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.rm-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ro) | 140.3.0 | [Mozilla Firefox ESR (ro) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ro-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ru) | 140.3.0 | [Mozilla Firefox ESR (ru) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ru-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sat) | 140.13.0 | [Mozilla Firefox ESR (sat) 140.13.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sat-140.13.0.md) | Jul 20, 2026 |
| Windows apps | Mozilla Firefox ESR (sc) | 140.3.0 | [Mozilla Firefox ESR (sc) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sc-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sco) | 140.3.0 | [Mozilla Firefox ESR (sco) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sco-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (si) | 140.3.0 | [Mozilla Firefox ESR (si) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.si-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sk) | 140.3.0 | [Mozilla Firefox ESR (sk) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sk-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sl) | 140.3.0 | [Mozilla Firefox ESR (sl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (son) | 140.3.0 | [Mozilla Firefox ESR (son) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.son-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sq) | 140.3.0 | [Mozilla Firefox ESR (sq) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sq-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sr) | 140.3.0 | [Mozilla Firefox ESR (sr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sr-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (sv-SE) | 140.3.0 | [Mozilla Firefox ESR (sv-SE) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sv-se-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (szl) | 140.3.0 | [Mozilla Firefox ESR (szl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.szl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ta) | 140.3.0 | [Mozilla Firefox ESR (ta) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ta-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (te) | 140.3.0 | [Mozilla Firefox ESR (te) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.te-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (tg) | 140.3.0 | [Mozilla Firefox ESR (tg) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tg-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (th) | 140.3.0 | [Mozilla Firefox ESR (th) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.th-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (tl) | 140.3.0 | [Mozilla Firefox ESR (tl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tl-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (tr) | 140.3.0 | [Mozilla Firefox ESR (tr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tr-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (trs) | 140.3.0 | [Mozilla Firefox ESR (trs) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.trs-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (uk) | 140.3.0 | [Mozilla Firefox ESR (uk) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.uk-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (ur) | 140.3.0 | [Mozilla Firefox ESR (ur) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ur-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (uz) | 140.3.0 | [Mozilla Firefox ESR (uz) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.uz-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (vi) | 140.3.0 | [Mozilla Firefox ESR (vi) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.vi-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (xh) | 140.3.0 | [Mozilla Firefox ESR (xh) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.xh-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (zh-CN) | 140.3.0 | [Mozilla Firefox ESR (zh-CN) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.zh-cn-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Firefox ESR (zh-TW) | 140.3.0 | [Mozilla Firefox ESR (zh-TW) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.zh-tw-140.3.0.md) | Sep 16, 2025 |
| Windows apps | Mozilla Thunderbird (af) | 138.0 | [Mozilla Thunderbird (af) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.af-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (ar) | 138.0 | [Mozilla Thunderbird (ar) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ar-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (ast) | 138.0 | [Mozilla Thunderbird (ast) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ast-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (be) | 138.0 | [Mozilla Thunderbird (be) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.be-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (bg) | 138.0 | [Mozilla Thunderbird (bg) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.bg-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (br) | 138.0 | [Mozilla Thunderbird (br) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.br-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (ca) | 138.0 | [Mozilla Thunderbird (ca) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ca-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (cak) | 138.0 | [Mozilla Thunderbird (cak) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.cak-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (cs) | 138.0 | [Mozilla Thunderbird (cs) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.cs-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (cy) | 138.0 | [Mozilla Thunderbird (cy) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.cy-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (da) | 138.0 | [Mozilla Thunderbird (da) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.da-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (de) | 138.0 | [Mozilla Thunderbird (de) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.de-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (dsb) | 138.0 | [Mozilla Thunderbird (dsb) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.dsb-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (el) | 138.0 | [Mozilla Thunderbird (el) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.el-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (en-CA) | 138.0 | [Mozilla Thunderbird (en-CA) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.en-ca-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (en-GB) | 138.0 | [Mozilla Thunderbird (en-GB) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.en-gb-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (en-US) | 138.0 | [Mozilla Thunderbird (en-US) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (es-AR) | 138.0 | [Mozilla Thunderbird (es-AR) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.es-ar-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (es-ES) | 138.0 | [Mozilla Thunderbird (es-ES) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.es-es-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (es-MX) | 138.0 | [Mozilla Thunderbird (es-MX) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.es-mx-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (et) | 138.0 | [Mozilla Thunderbird (et) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.et-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (eu) | 138.0 | [Mozilla Thunderbird (eu) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.eu-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (fi) | 138.0 | [Mozilla Thunderbird (fi) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.fi-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (fr) | 138.0 | [Mozilla Thunderbird (fr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.fr-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (fy-NL) | 138.0 | [Mozilla Thunderbird (fy-NL) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.fy-nl-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (ga-IE) | 138.0 | [Mozilla Thunderbird (ga-IE) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ga-ie-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (gd) | 138.0 | [Mozilla Thunderbird (gd) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.gd-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (gl) | 138.0 | [Mozilla Thunderbird (gl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.gl-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (he) | 138.0 | [Mozilla Thunderbird (he) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.he-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (hr) | 138.0 | [Mozilla Thunderbird (hr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.hr-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (hsb) | 138.0 | [Mozilla Thunderbird (hsb) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.hsb-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (hu) | 138.0 | [Mozilla Thunderbird (hu) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.hu-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (hy-AM) | 138.0 | [Mozilla Thunderbird (hy-AM) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.hy-am-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (id) | 138.0 | [Mozilla Thunderbird (id) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.id-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (is) | 138.0 | [Mozilla Thunderbird (is) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.is-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (it) | 138.0 | [Mozilla Thunderbird (it) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.it-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (ja) | 138.0 | [Mozilla Thunderbird (ja) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ja-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (ka) | 138.0 | [Mozilla Thunderbird (ka) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ka-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (kab) | 138.0 | [Mozilla Thunderbird (kab) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.kab-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (kk) | 138.0 | [Mozilla Thunderbird (kk) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.kk-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (ko) | 138.0 | [Mozilla Thunderbird (ko) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ko-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (lt) | 138.0 | [Mozilla Thunderbird (lt) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.lt-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (lv) | 138.0 | [Mozilla Thunderbird (lv) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.lv-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (ms) | 138.0 | [Mozilla Thunderbird (ms) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ms-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (nb-NO) | 138.0 | [Mozilla Thunderbird (nb-NO) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.nb-no-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (nl) | 138.0 | [Mozilla Thunderbird (nl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.nl-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (nn-NO) | 138.0 | [Mozilla Thunderbird (nn-NO) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.nn-no-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (pa-IN) | 138.0 | [Mozilla Thunderbird (pa-IN) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.pa-in-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (pl) | 138.0 | [Mozilla Thunderbird (pl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.pl-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (pt-BR) | 138.0 | [Mozilla Thunderbird (pt-BR) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.pt-br-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (pt-PT) | 138.0 | [Mozilla Thunderbird (pt-PT) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.pt-pt-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (rm) | 138.0 | [Mozilla Thunderbird (rm) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.rm-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (ro) | 138.0 | [Mozilla Thunderbird (ro) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ro-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (ru) | 138.0 | [Mozilla Thunderbird (ru) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.ru-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (sk) | 138.0 | [Mozilla Thunderbird (sk) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sk-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (sl) | 138.0 | [Mozilla Thunderbird (sl) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sl-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (sq) | 138.0 | [Mozilla Thunderbird (sq) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sq-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (sr) | 138.0 | [Mozilla Thunderbird (sr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sr-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (sv-SE) | 138.0 | [Mozilla Thunderbird (sv-SE) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.sv-se-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (th) | 138.0 | [Mozilla Thunderbird (th) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.th-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (tr) | 138.0 | [Mozilla Thunderbird (tr) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.tr-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (uk) | 138.0 | [Mozilla Thunderbird (uk) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.uk-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (uz) | 138.0 | [Mozilla Thunderbird (uz) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.uz-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (vi) | 138.0 | [Mozilla Thunderbird (vi) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.vi-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (zh-CN) | 138.0 | [Mozilla Thunderbird (zh-CN) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.zh-cn-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird (zh-TW) | 138.0 | [Mozilla Thunderbird (zh-TW) 138.0](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.zh-tw-138.0.md) | Apr 29, 2025 |
| Windows apps | Mozilla Thunderbird ESR (af) | 140.1.1 | [Mozilla Thunderbird ESR (af) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.af-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ar) | 140.1.1 | [Mozilla Thunderbird ESR (ar) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ar-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ast) | 140.1.1 | [Mozilla Thunderbird ESR (ast) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ast-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (be) | 140.1.1 | [Mozilla Thunderbird ESR (be) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.be-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (bg) | 140.1.1 | [Mozilla Thunderbird ESR (bg) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.bg-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (br) | 140.1.1 | [Mozilla Thunderbird ESR (br) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.br-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ca) | 140.1.1 | [Mozilla Thunderbird ESR (ca) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ca-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (cak) | 140.1.1 | [Mozilla Thunderbird ESR (cak) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.cak-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (cs) | 140.1.1 | [Mozilla Thunderbird ESR (cs) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.cs-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (cy) | 140.1.1 | [Mozilla Thunderbird ESR (cy) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.cy-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (da) | 140.1.1 | [Mozilla Thunderbird ESR (da) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.da-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (de) | 140.1.1 | [Mozilla Thunderbird ESR (de) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.de-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (dsb) | 140.1.1 | [Mozilla Thunderbird ESR (dsb) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.dsb-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (el) | 140.1.1 | [Mozilla Thunderbird ESR (el) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.el-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (en-CA) | 140.1.1 | [Mozilla Thunderbird ESR (en-CA) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.en-ca-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (en-GB) | 140.1.1 | [Mozilla Thunderbird ESR (en-GB) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.en-gb-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (en-US) | 140.1.1 | [Mozilla Thunderbird ESR (en-US) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (es-AR) | 140.1.1 | [Mozilla Thunderbird ESR (es-AR) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.es-ar-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (es-ES) | 140.1.1 | [Mozilla Thunderbird ESR (es-ES) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.es-es-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (es-MX) | 140.1.1 | [Mozilla Thunderbird ESR (es-MX) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.es-mx-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (et) | 140.1.1 | [Mozilla Thunderbird ESR (et) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.et-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (eu) | 140.1.1 | [Mozilla Thunderbird ESR (eu) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.eu-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (fi) | 140.1.1 | [Mozilla Thunderbird ESR (fi) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.fi-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (fr) | 140.1.1 | [Mozilla Thunderbird ESR (fr) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.fr-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (fy-NL) | 140.1.1 | [Mozilla Thunderbird ESR (fy-NL) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.fy-nl-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ga-IE) | 140.1.1 | [Mozilla Thunderbird ESR (ga-IE) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ga-ie-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (gd) | 140.1.1 | [Mozilla Thunderbird ESR (gd) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.gd-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (gl) | 140.1.1 | [Mozilla Thunderbird ESR (gl) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.gl-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (he) | 140.1.1 | [Mozilla Thunderbird ESR (he) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.he-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (hr) | 140.1.1 | [Mozilla Thunderbird ESR (hr) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.hr-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (hsb) | 140.1.1 | [Mozilla Thunderbird ESR (hsb) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.hsb-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (hu) | 140.1.1 | [Mozilla Thunderbird ESR (hu) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.hu-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (hy-AM) | 140.1.1 | [Mozilla Thunderbird ESR (hy-AM) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.hy-am-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (id) | 140.1.1 | [Mozilla Thunderbird ESR (id) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.id-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (is) | 140.1.1 | [Mozilla Thunderbird ESR (is) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.is-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (it) | 140.1.1 | [Mozilla Thunderbird ESR (it) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.it-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ja) | 140.1.1 | [Mozilla Thunderbird ESR (ja) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ja-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ka) | 140.1.1 | [Mozilla Thunderbird ESR (ka) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ka-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (kab) | 140.1.1 | [Mozilla Thunderbird ESR (kab) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.kab-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (kk) | 140.1.1 | [Mozilla Thunderbird ESR (kk) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.kk-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ko) | 140.1.1 | [Mozilla Thunderbird ESR (ko) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ko-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (lt) | 140.1.1 | [Mozilla Thunderbird ESR (lt) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.lt-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (lv) | 140.1.1 | [Mozilla Thunderbird ESR (lv) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.lv-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ms) | 140.1.1 | [Mozilla Thunderbird ESR (ms) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ms-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (nb-NO) | 140.1.1 | [Mozilla Thunderbird ESR (nb-NO) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.nb-no-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (nl) | 140.1.1 | [Mozilla Thunderbird ESR (nl) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.nl-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (nn-NO) | 140.1.1 | [Mozilla Thunderbird ESR (nn-NO) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.nn-no-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (pa-IN) | 140.1.1 | [Mozilla Thunderbird ESR (pa-IN) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.pa-in-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (pl) | 140.1.1 | [Mozilla Thunderbird ESR (pl) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.pl-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (pt-BR) | 140.1.1 | [Mozilla Thunderbird ESR (pt-BR) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.pt-br-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (pt-PT) | 140.1.1 | [Mozilla Thunderbird ESR (pt-PT) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.pt-pt-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (rm) | 140.1.1 | [Mozilla Thunderbird ESR (rm) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.rm-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ro) | 140.1.1 | [Mozilla Thunderbird ESR (ro) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ro-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (ru) | 140.1.1 | [Mozilla Thunderbird ESR (ru) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.ru-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (sk) | 140.1.1 | [Mozilla Thunderbird ESR (sk) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sk-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (sl) | 140.1.1 | [Mozilla Thunderbird ESR (sl) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sl-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (sq) | 140.1.1 | [Mozilla Thunderbird ESR (sq) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sq-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (sr) | 140.1.1 | [Mozilla Thunderbird ESR (sr) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sr-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (sv-SE) | 140.1.1 | [Mozilla Thunderbird ESR (sv-SE) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.sv-se-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (th) | 140.1.1 | [Mozilla Thunderbird ESR (th) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.th-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (tr) | 140.1.1 | [Mozilla Thunderbird ESR (tr) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.tr-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (uk) | 140.1.1 | [Mozilla Thunderbird ESR (uk) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.uk-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (uz) | 140.1.1 | [Mozilla Thunderbird ESR (uz) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.uz-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (vi) | 140.1.1 | [Mozilla Thunderbird ESR (vi) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.vi-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (zh-CN) | 140.1.1 | [Mozilla Thunderbird ESR (zh-CN) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.zh-cn-140.1.1.md) | Aug 5, 2025 |
| Windows apps | Mozilla Thunderbird ESR (zh-TW) | 140.1.1 | [Mozilla Thunderbird ESR (zh-TW) 140.1.1](https://patchblox.com/security/data/fix/windows-app/mozilla.thunderbird.esr.zh-tw-140.1.1.md) | Aug 5, 2025 |

---

Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.