# CVE-2024-9391: Mozilla Firefox ESR and 4 others: Authentication Bypass by Spoofing CVE-2024-9391 is fixed in 104 products on 1 platform, first by Firefox Developer Edition (en-US) 131.0, released September 3, 2024. It is not reported as exploited. Patch Radar priority: Routine. - Web page: https://patchblox.com/security/cve/CVE-2024-9391 - Priority: Routine - CVSS: 6.5 - EPSS: 0.0028 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Oct 1, 2024 - Weakness: CWE-290: Authentication Bypass by Spoofing - Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2024-9391 ## Description A user who enables full-screen mode on a specially crafted web page could potentially be prevented from exiting full screen mode. This may allow spoofing of other sites as the address bar is no longer visible. *This bug only affects Firefox Focus for Android. Other versions of Firefox are unaffected.* This vulnerability affects Firefox < 131. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Windows apps | Firefox Developer Edition (en-US) | 131.0 | [Firefox Developer Edition (en-US) 131.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.developeredition-131.0.md) | Sep 3, 2024 | | Windows apps | Mozilla Firefox (en-US) | 131.0 | [Mozilla Firefox (en-US) 131.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox-131.0.md) | Oct 2, 2024 | | Windows apps | Mozilla Firefox ESR (ach) | 140.3.0 | [Mozilla Firefox ESR (ach) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ach-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (af) | 140.3.0 | [Mozilla Firefox ESR (af) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.af-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (an) | 140.3.0 | [Mozilla Firefox ESR (an) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.an-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ar) | 140.3.0 | [Mozilla Firefox ESR (ar) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ar-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ast) | 140.3.0 | [Mozilla Firefox ESR (ast) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ast-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (az) | 140.3.0 | [Mozilla Firefox ESR (az) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.az-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (be) | 140.3.0 | [Mozilla Firefox ESR (be) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.be-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (bg) | 140.3.0 | [Mozilla Firefox ESR (bg) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bg-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (bn) | 140.3.0 | [Mozilla Firefox ESR (bn) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bn-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (br) | 140.3.0 | [Mozilla Firefox ESR (br) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.br-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (bs) | 140.3.0 | [Mozilla Firefox ESR (bs) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.bs-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ca) | 140.3.0 | [Mozilla Firefox ESR (ca) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ca-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ca-valencia) | 140.3.0 | [Mozilla Firefox ESR (ca-valencia) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ca-valencia-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (cak) | 140.3.0 | [Mozilla Firefox ESR (cak) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cak-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (cs) | 140.3.0 | [Mozilla Firefox ESR (cs) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cs-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (cy) | 140.3.0 | [Mozilla Firefox ESR (cy) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.cy-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (da) | 140.3.0 | [Mozilla Firefox ESR (da) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.da-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (de) | 140.3.0 | [Mozilla Firefox ESR (de) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.de-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (dsb) | 140.3.0 | [Mozilla Firefox ESR (dsb) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.dsb-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (el) | 140.3.0 | [Mozilla Firefox ESR (el) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.el-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (en-CA) | 140.3.0 | [Mozilla Firefox ESR (en-CA) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.en-ca-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (en-GB) | 140.3.0 | [Mozilla Firefox ESR (en-GB) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.en-gb-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (en-US) | 140.3.0 | [Mozilla Firefox ESR (en-US) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (eo) | 140.3.0 | [Mozilla Firefox ESR (eo) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.eo-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (es-AR) | 140.3.0 | [Mozilla Firefox ESR (es-AR) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-ar-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (es-CL) | 140.3.0 | [Mozilla Firefox ESR (es-CL) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-cl-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (es-ES) | 140.3.0 | [Mozilla Firefox ESR (es-ES) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-es-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (es-MX) | 140.3.0 | [Mozilla Firefox ESR (es-MX) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.es-mx-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (et) | 140.3.0 | [Mozilla Firefox ESR (et) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.et-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (eu) | 140.3.0 | [Mozilla Firefox ESR (eu) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.eu-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (fa) | 140.3.0 | [Mozilla Firefox ESR (fa) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fa-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ff) | 140.3.0 | [Mozilla Firefox ESR (ff) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ff-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (fi) | 140.3.0 | [Mozilla Firefox ESR (fi) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fi-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (fr) | 140.3.0 | [Mozilla Firefox ESR (fr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fr-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (fur) | 140.3.0 | [Mozilla Firefox ESR (fur) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fur-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (fy-NL) | 140.3.0 | [Mozilla Firefox ESR (fy-NL) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.fy-nl-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ga-IE) | 140.3.0 | [Mozilla Firefox ESR (ga-IE) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ga-ie-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (gd) | 140.3.0 | [Mozilla Firefox ESR (gd) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gd-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (gl) | 140.3.0 | [Mozilla Firefox ESR (gl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gl-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (gn) | 140.3.0 | [Mozilla Firefox ESR (gn) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gn-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (gu-IN) | 140.3.0 | [Mozilla Firefox ESR (gu-IN) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.gu-in-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (he) | 140.3.0 | [Mozilla Firefox ESR (he) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.he-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (hi-IN) | 140.3.0 | [Mozilla Firefox ESR (hi-IN) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hi-in-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (hr) | 140.3.0 | [Mozilla Firefox ESR (hr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hr-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (hsb) | 140.3.0 | [Mozilla Firefox ESR (hsb) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hsb-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (hu) | 140.3.0 | [Mozilla Firefox ESR (hu) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hu-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (hy-AM) | 140.3.0 | [Mozilla Firefox ESR (hy-AM) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.hy-am-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ia) | 140.3.0 | [Mozilla Firefox ESR (ia) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ia-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (id) | 140.3.0 | [Mozilla Firefox ESR (id) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.id-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (is) | 140.3.0 | [Mozilla Firefox ESR (is) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.is-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (it) | 140.3.0 | [Mozilla Firefox ESR (it) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.it-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ja) | 140.3.0 | [Mozilla Firefox ESR (ja) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ja-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ka) | 140.3.0 | [Mozilla Firefox ESR (ka) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ka-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (kab) | 140.3.0 | [Mozilla Firefox ESR (kab) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kab-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (kk) | 140.3.0 | [Mozilla Firefox ESR (kk) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kk-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (km) | 140.3.0 | [Mozilla Firefox ESR (km) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.km-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (kn) | 140.3.0 | [Mozilla Firefox ESR (kn) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.kn-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ko) | 140.3.0 | [Mozilla Firefox ESR (ko) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ko-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (lij) | 140.3.0 | [Mozilla Firefox ESR (lij) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lij-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (lt) | 140.3.0 | [Mozilla Firefox ESR (lt) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lt-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (lv) | 140.3.0 | [Mozilla Firefox ESR (lv) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.lv-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (mk) | 140.3.0 | [Mozilla Firefox ESR (mk) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.mk-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (mr) | 140.3.0 | [Mozilla Firefox ESR (mr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.mr-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ms) | 140.3.0 | [Mozilla Firefox ESR (ms) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ms-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (my) | 140.3.0 | [Mozilla Firefox ESR (my) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.my-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (nb-NO) | 140.3.0 | [Mozilla Firefox ESR (nb-NO) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nb-no-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ne-NP) | 140.3.0 | [Mozilla Firefox ESR (ne-NP) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ne-np-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (nl) | 140.3.0 | [Mozilla Firefox ESR (nl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nl-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (nn-NO) | 140.3.0 | [Mozilla Firefox ESR (nn-NO) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.nn-no-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (oc) | 140.3.0 | [Mozilla Firefox ESR (oc) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.oc-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (pa-IN) | 140.3.0 | [Mozilla Firefox ESR (pa-IN) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pa-in-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (pl) | 140.3.0 | [Mozilla Firefox ESR (pl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pl-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (pt-BR) | 140.3.0 | [Mozilla Firefox ESR (pt-BR) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pt-br-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (pt-PT) | 140.3.0 | [Mozilla Firefox ESR (pt-PT) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.pt-pt-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (rm) | 140.3.0 | [Mozilla Firefox ESR (rm) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.rm-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ro) | 140.3.0 | [Mozilla Firefox ESR (ro) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ro-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ru) | 140.3.0 | [Mozilla Firefox ESR (ru) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ru-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (sat) | 140.13.0 | [Mozilla Firefox ESR (sat) 140.13.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sat-140.13.0.md) | Jul 20, 2026 | | Windows apps | Mozilla Firefox ESR (sc) | 140.3.0 | [Mozilla Firefox ESR (sc) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sc-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (sco) | 140.3.0 | [Mozilla Firefox ESR (sco) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sco-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (si) | 140.3.0 | [Mozilla Firefox ESR (si) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.si-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (sk) | 140.3.0 | [Mozilla Firefox ESR (sk) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sk-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (sl) | 140.3.0 | [Mozilla Firefox ESR (sl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sl-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (son) | 140.3.0 | [Mozilla Firefox ESR (son) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.son-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (sq) | 140.3.0 | [Mozilla Firefox ESR (sq) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sq-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (sr) | 140.3.0 | [Mozilla Firefox ESR (sr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sr-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (sv-SE) | 140.3.0 | [Mozilla Firefox ESR (sv-SE) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.sv-se-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (szl) | 140.3.0 | [Mozilla Firefox ESR (szl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.szl-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ta) | 140.3.0 | [Mozilla Firefox ESR (ta) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ta-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (te) | 140.3.0 | [Mozilla Firefox ESR (te) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.te-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (tg) | 140.3.0 | [Mozilla Firefox ESR (tg) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tg-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (th) | 140.3.0 | [Mozilla Firefox ESR (th) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.th-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (tl) | 140.3.0 | [Mozilla Firefox ESR (tl) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tl-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (tr) | 140.3.0 | [Mozilla Firefox ESR (tr) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.tr-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (trs) | 140.3.0 | [Mozilla Firefox ESR (trs) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.trs-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (uk) | 140.3.0 | [Mozilla Firefox ESR (uk) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.uk-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (ur) | 140.3.0 | [Mozilla Firefox ESR (ur) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.ur-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (uz) | 140.3.0 | [Mozilla Firefox ESR (uz) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.uz-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (vi) | 140.3.0 | [Mozilla Firefox ESR (vi) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.vi-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (xh) | 140.3.0 | [Mozilla Firefox ESR (xh) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.xh-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (zh-CN) | 140.3.0 | [Mozilla Firefox ESR (zh-CN) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.zh-cn-140.3.0.md) | Sep 16, 2025 | | Windows apps | Mozilla Firefox ESR (zh-TW) | 140.3.0 | [Mozilla Firefox ESR (zh-TW) 140.3.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr.zh-tw-140.3.0.md) | Sep 16, 2025 | --- Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.