CVE-2025-10535
Information disclosure, mitigation bypass in the Privacy component in Firefox for Android
CVE-2025-10535 is fixed in 305 products on 2 platforms, first by Firefox Developer Edition (ach) 143.0, released September 5, 2025. It is not reported as exploited. Patch Radar priority: High.
HighFixed on 2 platforms
CVSS
7.5
No vendor severity
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0031
24th percentile
Information disclosure, mitigation bypass in the Privacy component in Firefox for Android. This vulnerability was fixed in Firefox 143.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Firefox Developer Edition (ach) | 143.0 | Firefox Developer Edition (ach) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (af) | 143.0 | Firefox Developer Edition (af) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (an) | 143.0 | Firefox Developer Edition (an) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ar) | 143.0 | Firefox Developer Edition (ar) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ast) | 143.0 | Firefox Developer Edition (ast) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (az) | 143.0 | Firefox Developer Edition (az) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (be) | 143.0 | Firefox Developer Edition (be) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (bg) | 143.0 | Firefox Developer Edition (bg) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (bn) | 143.0 | Firefox Developer Edition (bn) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (br) | 143.0 | Firefox Developer Edition (br) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (bs) | 143.0 | Firefox Developer Edition (bs) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ca) | 143.0 | Firefox Developer Edition (ca) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ca-valencia) | 143.0 | Firefox Developer Edition (ca-valencia) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (cak) | 143.0 | Firefox Developer Edition (cak) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (cs) | 143.0 | Firefox Developer Edition (cs) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (cy) | 143.0 | Firefox Developer Edition (cy) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (da) | 143.0 | Firefox Developer Edition (da) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (de) | 143.0 | Firefox Developer Edition (de) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (dsb) | 143.0 | Firefox Developer Edition (dsb) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (el) | 143.0 | Firefox Developer Edition (el) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (en-CA) | 143.0 | Firefox Developer Edition (en-CA) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (en-GB) | 143.0 | Firefox Developer Edition (en-GB) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (en-US) | 143.0 | Firefox Developer Edition (en-US) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (eo) | 143.0 | Firefox Developer Edition (eo) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (es-AR) | 143.0 | Firefox Developer Edition (es-AR) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (es-CL) | 143.0 | Firefox Developer Edition (es-CL) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (es-ES) | 143.0 | Firefox Developer Edition (es-ES) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (es-MX) | 143.0 | Firefox Developer Edition (es-MX) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (et) | 143.0 | Firefox Developer Edition (et) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (eu) | 143.0 | Firefox Developer Edition (eu) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (fa) | 143.0 | Firefox Developer Edition (fa) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ff) | 143.0 | Firefox Developer Edition (ff) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (fi) | 143.0 | Firefox Developer Edition (fi) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (fr) | 143.0 | Firefox Developer Edition (fr) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (fur) | 143.0 | Firefox Developer Edition (fur) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (fy-NL) | 143.0 | Firefox Developer Edition (fy-NL) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ga-IE) | 143.0 | Firefox Developer Edition (ga-IE) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (gd) | 143.0 | Firefox Developer Edition (gd) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (gl) | 143.0 | Firefox Developer Edition (gl) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (gn) | 143.0 | Firefox Developer Edition (gn) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (gu-IN) | 143.0 | Firefox Developer Edition (gu-IN) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (he) | 143.0 | Firefox Developer Edition (he) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (hi-IN) | 143.0 | Firefox Developer Edition (hi-IN) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (hr) | 143.0 | Firefox Developer Edition (hr) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (hsb) | 143.0 | Firefox Developer Edition (hsb) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (hu) | 143.0 | Firefox Developer Edition (hu) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (hy-AM) | 143.0 | Firefox Developer Edition (hy-AM) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ia) | 143.0 | Firefox Developer Edition (ia) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (id) | 143.0 | Firefox Developer Edition (id) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (is) | 143.0 | Firefox Developer Edition (is) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (it) | 143.0 | Firefox Developer Edition (it) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ja) | 143.0 | Firefox Developer Edition (ja) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ka) | 143.0 | Firefox Developer Edition (ka) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (kab) | 143.0 | Firefox Developer Edition (kab) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (kk) | 143.0 | Firefox Developer Edition (kk) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (km) | 143.0 | Firefox Developer Edition (km) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (kn) | 143.0 | Firefox Developer Edition (kn) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ko) | 143.0 | Firefox Developer Edition (ko) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (lij) | 143.0 | Firefox Developer Edition (lij) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (lt) | 143.0 | Firefox Developer Edition (lt) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (lv) | 143.0 | Firefox Developer Edition (lv) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (mk) | 143.0 | Firefox Developer Edition (mk) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (mr) | 143.0 | Firefox Developer Edition (mr) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ms) | 143.0 | Firefox Developer Edition (ms) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (my) | 143.0 | Firefox Developer Edition (my) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (nb-NO) | 143.0 | Firefox Developer Edition (nb-NO) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ne-NP) | 143.0 | Firefox Developer Edition (ne-NP) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (nl) | 143.0 | Firefox Developer Edition (nl) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (nn-NO) | 143.0 | Firefox Developer Edition (nn-NO) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (oc) | 143.0 | Firefox Developer Edition (oc) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (pa-IN) | 143.0 | Firefox Developer Edition (pa-IN) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (pl) | 143.0 | Firefox Developer Edition (pl) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (pt-BR) | 143.0 | Firefox Developer Edition (pt-BR) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (pt-PT) | 143.0 | Firefox Developer Edition (pt-PT) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (rm) | 143.0 | Firefox Developer Edition (rm) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ro) | 143.0 | Firefox Developer Edition (ro) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ru) | 143.0 | Firefox Developer Edition (ru) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (sc) | 143.0 | Firefox Developer Edition (sc) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (sco) | 143.0 | Firefox Developer Edition (sco) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (si) | 143.0 | Firefox Developer Edition (si) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (sk) | 143.0 | Firefox Developer Edition (sk) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (sl) | 143.0 | Firefox Developer Edition (sl) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (son) | 143.0 | Firefox Developer Edition (son) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (sq) | 143.0 | Firefox Developer Edition (sq) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (sr) | 143.0 | Firefox Developer Edition (sr) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (sv-SE) | 143.0 | Firefox Developer Edition (sv-SE) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (szl) | 143.0 | Firefox Developer Edition (szl) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ta) | 143.0 | Firefox Developer Edition (ta) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (te) | 143.0 | Firefox Developer Edition (te) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (tg) | 143.0 | Firefox Developer Edition (tg) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (th) | 143.0 | Firefox Developer Edition (th) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (tl) | 143.0 | Firefox Developer Edition (tl) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (tr) | 143.0 | Firefox Developer Edition (tr) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (trs) | 143.0 | Firefox Developer Edition (trs) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (uk) | 143.0 | Firefox Developer Edition (uk) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (ur) | 143.0 | Firefox Developer Edition (ur) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (uz) | 143.0 | Firefox Developer Edition (uz) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (vi) | 143.0 | Firefox Developer Edition (vi) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (xh) | 143.0 | Firefox Developer Edition (xh) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (zh-CN) | 143.0 | Firefox Developer Edition (zh-CN) 143.0 | Sep 5, 2025 |
| Firefox Developer Edition (zh-TW) | 143.0 | Firefox Developer Edition (zh-TW) 143.0 | Sep 5, 2025 |
| Mozilla Firefox (ach) | 143.0 | Mozilla Firefox (ach) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (af) | 143.0 | Mozilla Firefox (af) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (an) | 143.0 | Mozilla Firefox (an) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ar) | 143.0 | Mozilla Firefox (ar) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ast) | 143.0 | Mozilla Firefox (ast) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (az) | 143.0 | Mozilla Firefox (az) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (be) | 143.0 | Mozilla Firefox (be) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (bg) | 143.0 | Mozilla Firefox (bg) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (bn) | 143.0 | Mozilla Firefox (bn) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (br) | 143.0 | Mozilla Firefox (br) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (bs) | 143.0 | Mozilla Firefox (bs) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ca) | 143.0 | Mozilla Firefox (ca) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ca-valencia) | 143.0 | Mozilla Firefox (ca-valencia) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (cak) | 143.0 | Mozilla Firefox (cak) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (cs) | 143.0 | Mozilla Firefox (cs) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (cy) | 143.0 | Mozilla Firefox (cy) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (da) | 143.0 | Mozilla Firefox (da) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (de) | 143.0 | Mozilla Firefox (de) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (dsb) | 143.0 | Mozilla Firefox (dsb) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (el) | 143.0 | Mozilla Firefox (el) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (en-CA) | 143.0 | Mozilla Firefox (en-CA) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (en-GB) | 143.0 | Mozilla Firefox (en-GB) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (en-US) | 143.0 | Mozilla Firefox (en-US) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (eo) | 143.0 | Mozilla Firefox (eo) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (es-AR) | 143.0 | Mozilla Firefox (es-AR) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (es-CL) | 143.0 | Mozilla Firefox (es-CL) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (es-ES) | 143.0 | Mozilla Firefox (es-ES) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (es-MX) | 143.0 | Mozilla Firefox (es-MX) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (et) | 143.0 | Mozilla Firefox (et) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (eu) | 143.0 | Mozilla Firefox (eu) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (fa) | 143.0 | Mozilla Firefox (fa) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ff) | 143.0 | Mozilla Firefox (ff) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (fi) | 143.0 | Mozilla Firefox (fi) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (fr) | 143.0 | Mozilla Firefox (fr) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (fur) | 143.0 | Mozilla Firefox (fur) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (fy-NL) | 143.0 | Mozilla Firefox (fy-NL) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ga-IE) | 143.0 | Mozilla Firefox (ga-IE) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (gd) | 143.0 | Mozilla Firefox (gd) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (gl) | 143.0 | Mozilla Firefox (gl) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (gn) | 143.0 | Mozilla Firefox (gn) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (gu-IN) | 143.0 | Mozilla Firefox (gu-IN) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (he) | 143.0 | Mozilla Firefox (he) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (hi-IN) | 143.0 | Mozilla Firefox (hi-IN) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (hr) | 143.0 | Mozilla Firefox (hr) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (hsb) | 143.0 | Mozilla Firefox (hsb) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (hu) | 143.0 | Mozilla Firefox (hu) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (hy-AM) | 143.0 | Mozilla Firefox (hy-AM) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ia) | 143.0 | Mozilla Firefox (ia) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (id) | 143.0 | Mozilla Firefox (id) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (is) | 143.0 | Mozilla Firefox (is) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (it) | 143.0 | Mozilla Firefox (it) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ja) | 143.0 | Mozilla Firefox (ja) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ka) | 143.0 | Mozilla Firefox (ka) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (kab) | 143.0 | Mozilla Firefox (kab) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (kk) | 143.0 | Mozilla Firefox (kk) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (km) | 143.0 | Mozilla Firefox (km) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (kn) | 143.0 | Mozilla Firefox (kn) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ko) | 143.0 | Mozilla Firefox (ko) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (lij) | 143.0 | Mozilla Firefox (lij) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (lt) | 143.0 | Mozilla Firefox (lt) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (lv) | 143.0 | Mozilla Firefox (lv) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (mk) | 143.0 | Mozilla Firefox (mk) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (mr) | 143.0 | Mozilla Firefox (mr) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ms) | 143.0 | Mozilla Firefox (ms) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (my) | 143.0 | Mozilla Firefox (my) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (nb-NO) | 143.0 | Mozilla Firefox (nb-NO) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ne-NP) | 143.0 | Mozilla Firefox (ne-NP) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (nl) | 143.0 | Mozilla Firefox (nl) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (nn-NO) | 143.0 | Mozilla Firefox (nn-NO) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (oc) | 143.0 | Mozilla Firefox (oc) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (pa-IN) | 143.0 | Mozilla Firefox (pa-IN) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (pl) | 143.0 | Mozilla Firefox (pl) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (pt-BR) | 143.0 | Mozilla Firefox (pt-BR) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (pt-PT) | 143.0 | Mozilla Firefox (pt-PT) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (rm) | 143.0 | Mozilla Firefox (rm) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ro) | 143.0 | Mozilla Firefox (ro) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ru) | 143.0 | Mozilla Firefox (ru) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (sc) | 143.0 | Mozilla Firefox (sc) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (sco) | 143.0 | Mozilla Firefox (sco) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (si) | 143.0 | Mozilla Firefox (si) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (sk) | 143.0 | Mozilla Firefox (sk) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (sl) | 143.0 | Mozilla Firefox (sl) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (son) | 143.0 | Mozilla Firefox (son) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (sq) | 143.0 | Mozilla Firefox (sq) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (sr) | 143.0 | Mozilla Firefox (sr) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (sv-SE) | 143.0 | Mozilla Firefox (sv-SE) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (szl) | 143.0 | Mozilla Firefox (szl) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ta) | 143.0 | Mozilla Firefox (ta) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (te) | 143.0 | Mozilla Firefox (te) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (tg) | 143.0 | Mozilla Firefox (tg) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (th) | 143.0 | Mozilla Firefox (th) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (tl) | 143.0 | Mozilla Firefox (tl) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (tr) | 143.0 | Mozilla Firefox (tr) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (trs) | 143.0 | Mozilla Firefox (trs) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (uk) | 143.0 | Mozilla Firefox (uk) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (ur) | 143.0 | Mozilla Firefox (ur) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (uz) | 143.0 | Mozilla Firefox (uz) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (vi) | 143.0 | Mozilla Firefox (vi) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (xh) | 143.0 | Mozilla Firefox (xh) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (zh-CN) | 143.0 | Mozilla Firefox (zh-CN) 143.0 | Sep 16, 2025 |
| Mozilla Firefox (zh-TW) | 143.0 | Mozilla Firefox (zh-TW) 143.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ach) | 153.0.0 | Mozilla Firefox ESR (ach) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (af) | 153.0.0 | Mozilla Firefox ESR (af) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (an) | 153.0.0 | Mozilla Firefox ESR (an) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ar) | 153.0.0 | Mozilla Firefox ESR (ar) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ast) | 153.0.0 | Mozilla Firefox ESR (ast) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (az) | 153.0.0 | Mozilla Firefox ESR (az) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (be) | 153.0.0 | Mozilla Firefox ESR (be) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (bg) | 153.0.0 | Mozilla Firefox ESR (bg) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (bn) | 153.0.0 | Mozilla Firefox ESR (bn) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (br) | 153.0.0 | Mozilla Firefox ESR (br) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (bs) | 153.0.0 | Mozilla Firefox ESR (bs) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ca) | 153.0.0 | Mozilla Firefox ESR (ca) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ca-valencia) | 153.0.0 | Mozilla Firefox ESR (ca-valencia) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (cak) | 153.0.0 | Mozilla Firefox ESR (cak) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (cs) | 153.0.0 | Mozilla Firefox ESR (cs) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (cy) | 153.0.0 | Mozilla Firefox ESR (cy) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (da) | 153.0.0 | Mozilla Firefox ESR (da) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (de) | 153.0.0 | Mozilla Firefox ESR (de) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (dsb) | 153.0.0 | Mozilla Firefox ESR (dsb) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (el) | 153.0.0 | Mozilla Firefox ESR (el) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (en-CA) | 153.0.0 | Mozilla Firefox ESR (en-CA) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (en-GB) | 153.0.0 | Mozilla Firefox ESR (en-GB) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (en-US) | 153.0.0 | Mozilla Firefox ESR (en-US) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (eo) | 153.0.0 | Mozilla Firefox ESR (eo) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (es-AR) | 153.0.0 | Mozilla Firefox ESR (es-AR) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (es-CL) | 153.0.0 | Mozilla Firefox ESR (es-CL) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (es-ES) | 153.0.0 | Mozilla Firefox ESR (es-ES) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (es-MX) | 153.0.0 | Mozilla Firefox ESR (es-MX) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (et) | 153.0.0 | Mozilla Firefox ESR (et) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (eu) | 153.0.0 | Mozilla Firefox ESR (eu) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (fa) | 153.0.0 | Mozilla Firefox ESR (fa) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ff) | 153.0.0 | Mozilla Firefox ESR (ff) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (fi) | 153.0.0 | Mozilla Firefox ESR (fi) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (fr) | 153.0.0 | Mozilla Firefox ESR (fr) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (fur) | 153.0.0 | Mozilla Firefox ESR (fur) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (fy-NL) | 153.0.0 | Mozilla Firefox ESR (fy-NL) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ga-IE) | 153.0.0 | Mozilla Firefox ESR (ga-IE) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (gd) | 153.0.0 | Mozilla Firefox ESR (gd) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (gl) | 153.0.0 | Mozilla Firefox ESR (gl) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (gn) | 153.0.0 | Mozilla Firefox ESR (gn) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (gu-IN) | 153.0.0 | Mozilla Firefox ESR (gu-IN) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (he) | 153.0.0 | Mozilla Firefox ESR (he) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (hi-IN) | 153.0.0 | Mozilla Firefox ESR (hi-IN) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (hr) | 153.0.0 | Mozilla Firefox ESR (hr) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (hsb) | 153.0.0 | Mozilla Firefox ESR (hsb) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (hu) | 153.0.0 | Mozilla Firefox ESR (hu) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (hy-AM) | 153.0.0 | Mozilla Firefox ESR (hy-AM) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ia) | 153.0.0 | Mozilla Firefox ESR (ia) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (id) | 153.0.0 | Mozilla Firefox ESR (id) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (is) | 153.0.0 | Mozilla Firefox ESR (is) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (it) | 153.0.0 | Mozilla Firefox ESR (it) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ja) | 153.0.0 | Mozilla Firefox ESR (ja) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ka) | 153.0.0 | Mozilla Firefox ESR (ka) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (kab) | 153.0.0 | Mozilla Firefox ESR (kab) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (kk) | 153.0.0 | Mozilla Firefox ESR (kk) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (km) | 153.0.0 | Mozilla Firefox ESR (km) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (kn) | 153.0.0 | Mozilla Firefox ESR (kn) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ko) | 153.0.0 | Mozilla Firefox ESR (ko) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (lij) | 153.0.0 | Mozilla Firefox ESR (lij) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (lt) | 153.0.0 | Mozilla Firefox ESR (lt) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (lv) | 153.0.0 | Mozilla Firefox ESR (lv) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (mk) | 153.0.0 | Mozilla Firefox ESR (mk) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (mr) | 153.0.0 | Mozilla Firefox ESR (mr) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ms) | 153.0.0 | Mozilla Firefox ESR (ms) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (my) | 153.0.0 | Mozilla Firefox ESR (my) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (nb-NO) | 153.0.0 | Mozilla Firefox ESR (nb-NO) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ne-NP) | 153.0.0 | Mozilla Firefox ESR (ne-NP) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (nl) | 153.0.0 | Mozilla Firefox ESR (nl) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (nn-NO) | 153.0.0 | Mozilla Firefox ESR (nn-NO) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (oc) | 153.0.0 | Mozilla Firefox ESR (oc) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (pa-IN) | 153.0.0 | Mozilla Firefox ESR (pa-IN) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (pl) | 153.0.0 | Mozilla Firefox ESR (pl) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (pt-BR) | 153.0.0 | Mozilla Firefox ESR (pt-BR) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (pt-PT) | 153.0.0 | Mozilla Firefox ESR (pt-PT) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (rm) | 153.0.0 | Mozilla Firefox ESR (rm) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ro) | 153.0.0 | Mozilla Firefox ESR (ro) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ru) | 153.0.0 | Mozilla Firefox ESR (ru) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sat) | 153.0.0 | Mozilla Firefox ESR (sat) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sc) | 153.0.0 | Mozilla Firefox ESR (sc) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sco) | 153.0.0 | Mozilla Firefox ESR (sco) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (si) | 153.0.0 | Mozilla Firefox ESR (si) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sk) | 153.0.0 | Mozilla Firefox ESR (sk) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sl) | 153.0.0 | Mozilla Firefox ESR (sl) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (son) | 153.0.0 | Mozilla Firefox ESR (son) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sq) | 153.0.0 | Mozilla Firefox ESR (sq) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sr) | 153.0.0 | Mozilla Firefox ESR (sr) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sv-SE) | 153.0.0 | Mozilla Firefox ESR (sv-SE) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (szl) | 153.0.0 | Mozilla Firefox ESR (szl) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ta) | 153.0.0 | Mozilla Firefox ESR (ta) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (te) | 153.0.0 | Mozilla Firefox ESR (te) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (tg) | 153.0.0 | Mozilla Firefox ESR (tg) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (th) | 153.0.0 | Mozilla Firefox ESR (th) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (tl) | 153.0.0 | Mozilla Firefox ESR (tl) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (tr) | 153.0.0 | Mozilla Firefox ESR (tr) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (trs) | 153.0.0 | Mozilla Firefox ESR (trs) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (uk) | 153.0.0 | Mozilla Firefox ESR (uk) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ur) | 153.0.0 | Mozilla Firefox ESR (ur) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (uz) | 153.0.0 | Mozilla Firefox ESR (uz) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (vi) | 153.0.0 | Mozilla Firefox ESR (vi) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (xh) | 153.0.0 | Mozilla Firefox ESR (xh) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (zh-CN) | 153.0.0 | Mozilla Firefox ESR (zh-CN) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (zh-TW) | 153.0.0 | Mozilla Firefox ESR (zh-TW) 153.0.0 | Jul 20, 2026 |
| macOS | |||
| Mozilla Firefox | 150.0.2 | Mozilla Firefox 150.0.2 | May 6, 2026 |
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