CVE-2025-49709
Memory corruption in canvas surfaces
CVE-2025-49709 is fixed in 304 products on 1 platform, first by Mozilla Firefox (ach) 139.0.4, released June 10, 2025. It is not reported as exploited. Patch Radar priority: Urgent.
Urgent
CVSS
9.8
No vendor severity
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0067
52nd percentile
Certain canvas operations could have lead to memory corruption. This vulnerability was fixed in Firefox 139.0.4.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Firefox Developer Edition (ach) | 140.0 | Firefox Developer Edition (ach) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (af) | 140.0 | Firefox Developer Edition (af) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (an) | 140.0 | Firefox Developer Edition (an) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ar) | 140.0 | Firefox Developer Edition (ar) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ast) | 140.0 | Firefox Developer Edition (ast) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (az) | 140.0 | Firefox Developer Edition (az) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (be) | 140.0 | Firefox Developer Edition (be) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (bg) | 140.0 | Firefox Developer Edition (bg) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (bn) | 140.0 | Firefox Developer Edition (bn) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (br) | 140.0 | Firefox Developer Edition (br) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (bs) | 140.0 | Firefox Developer Edition (bs) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ca) | 140.0 | Firefox Developer Edition (ca) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ca-valencia) | 140.0 | Firefox Developer Edition (ca-valencia) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (cak) | 140.0 | Firefox Developer Edition (cak) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (cs) | 140.0 | Firefox Developer Edition (cs) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (cy) | 140.0 | Firefox Developer Edition (cy) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (da) | 140.0 | Firefox Developer Edition (da) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (de) | 140.0 | Firefox Developer Edition (de) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (dsb) | 140.0 | Firefox Developer Edition (dsb) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (el) | 140.0 | Firefox Developer Edition (el) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (en-CA) | 140.0 | Firefox Developer Edition (en-CA) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (en-GB) | 140.0 | Firefox Developer Edition (en-GB) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (en-US) | 140.0 | Firefox Developer Edition (en-US) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (eo) | 140.0 | Firefox Developer Edition (eo) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (es-AR) | 140.0 | Firefox Developer Edition (es-AR) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (es-CL) | 140.0 | Firefox Developer Edition (es-CL) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (es-ES) | 140.0 | Firefox Developer Edition (es-ES) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (es-MX) | 140.0 | Firefox Developer Edition (es-MX) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (et) | 140.0 | Firefox Developer Edition (et) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (eu) | 140.0 | Firefox Developer Edition (eu) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (fa) | 140.0 | Firefox Developer Edition (fa) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ff) | 140.0 | Firefox Developer Edition (ff) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (fi) | 140.0 | Firefox Developer Edition (fi) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (fr) | 140.0 | Firefox Developer Edition (fr) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (fur) | 140.0 | Firefox Developer Edition (fur) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (fy-NL) | 140.0 | Firefox Developer Edition (fy-NL) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ga-IE) | 140.0 | Firefox Developer Edition (ga-IE) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (gd) | 140.0 | Firefox Developer Edition (gd) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (gl) | 140.0 | Firefox Developer Edition (gl) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (gn) | 140.0 | Firefox Developer Edition (gn) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (gu-IN) | 140.0 | Firefox Developer Edition (gu-IN) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (he) | 140.0 | Firefox Developer Edition (he) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (hi-IN) | 140.0 | Firefox Developer Edition (hi-IN) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (hr) | 140.0 | Firefox Developer Edition (hr) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (hsb) | 140.0 | Firefox Developer Edition (hsb) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (hu) | 140.0 | Firefox Developer Edition (hu) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (hy-AM) | 140.0 | Firefox Developer Edition (hy-AM) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ia) | 140.0 | Firefox Developer Edition (ia) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (id) | 140.0 | Firefox Developer Edition (id) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (is) | 140.0 | Firefox Developer Edition (is) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (it) | 140.0 | Firefox Developer Edition (it) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ja) | 140.0 | Firefox Developer Edition (ja) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ka) | 140.0 | Firefox Developer Edition (ka) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (kab) | 140.0 | Firefox Developer Edition (kab) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (kk) | 140.0 | Firefox Developer Edition (kk) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (km) | 140.0 | Firefox Developer Edition (km) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (kn) | 140.0 | Firefox Developer Edition (kn) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ko) | 140.0 | Firefox Developer Edition (ko) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (lij) | 140.0 | Firefox Developer Edition (lij) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (lt) | 140.0 | Firefox Developer Edition (lt) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (lv) | 140.0 | Firefox Developer Edition (lv) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (mk) | 140.0 | Firefox Developer Edition (mk) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (mr) | 140.0 | Firefox Developer Edition (mr) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ms) | 140.0 | Firefox Developer Edition (ms) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (my) | 140.0 | Firefox Developer Edition (my) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (nb-NO) | 140.0 | Firefox Developer Edition (nb-NO) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ne-NP) | 140.0 | Firefox Developer Edition (ne-NP) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (nl) | 140.0 | Firefox Developer Edition (nl) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (nn-NO) | 140.0 | Firefox Developer Edition (nn-NO) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (oc) | 140.0 | Firefox Developer Edition (oc) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (pa-IN) | 140.0 | Firefox Developer Edition (pa-IN) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (pl) | 140.0 | Firefox Developer Edition (pl) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (pt-BR) | 140.0 | Firefox Developer Edition (pt-BR) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (pt-PT) | 140.0 | Firefox Developer Edition (pt-PT) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (rm) | 140.0 | Firefox Developer Edition (rm) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ro) | 140.0 | Firefox Developer Edition (ro) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ru) | 140.0 | Firefox Developer Edition (ru) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sc) | 140.0 | Firefox Developer Edition (sc) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sco) | 140.0 | Firefox Developer Edition (sco) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (si) | 140.0 | Firefox Developer Edition (si) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sk) | 140.0 | Firefox Developer Edition (sk) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sl) | 140.0 | Firefox Developer Edition (sl) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (son) | 140.0 | Firefox Developer Edition (son) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sq) | 140.0 | Firefox Developer Edition (sq) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sr) | 140.0 | Firefox Developer Edition (sr) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sv-SE) | 140.0 | Firefox Developer Edition (sv-SE) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (szl) | 140.0 | Firefox Developer Edition (szl) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ta) | 140.0 | Firefox Developer Edition (ta) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (te) | 140.0 | Firefox Developer Edition (te) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (tg) | 140.0 | Firefox Developer Edition (tg) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (th) | 140.0 | Firefox Developer Edition (th) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (tl) | 140.0 | Firefox Developer Edition (tl) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (tr) | 140.0 | Firefox Developer Edition (tr) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (trs) | 140.0 | Firefox Developer Edition (trs) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (uk) | 140.0 | Firefox Developer Edition (uk) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ur) | 140.0 | Firefox Developer Edition (ur) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (uz) | 140.0 | Firefox Developer Edition (uz) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (vi) | 140.0 | Firefox Developer Edition (vi) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (xh) | 140.0 | Firefox Developer Edition (xh) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (zh-CN) | 140.0 | Firefox Developer Edition (zh-CN) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (zh-TW) | 140.0 | Firefox Developer Edition (zh-TW) 140.0 | Jun 13, 2025 |
| Mozilla Firefox (ach) | 139.0.4 | Mozilla Firefox (ach) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (af) | 139.0.4 | Mozilla Firefox (af) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (an) | 139.0.4 | Mozilla Firefox (an) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ar) | 139.0.4 | Mozilla Firefox (ar) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ast) | 139.0.4 | Mozilla Firefox (ast) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (az) | 139.0.4 | Mozilla Firefox (az) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (be) | 139.0.4 | Mozilla Firefox (be) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (bg) | 139.0.4 | Mozilla Firefox (bg) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (bn) | 139.0.4 | Mozilla Firefox (bn) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (br) | 139.0.4 | Mozilla Firefox (br) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (bs) | 139.0.4 | Mozilla Firefox (bs) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ca) | 139.0.4 | Mozilla Firefox (ca) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ca-valencia) | 139.0.4 | Mozilla Firefox (ca-valencia) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (cak) | 139.0.4 | Mozilla Firefox (cak) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (cs) | 139.0.4 | Mozilla Firefox (cs) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (cy) | 139.0.4 | Mozilla Firefox (cy) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (da) | 139.0.4 | Mozilla Firefox (da) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (de) | 139.0.4 | Mozilla Firefox (de) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (dsb) | 139.0.4 | Mozilla Firefox (dsb) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (el) | 139.0.4 | Mozilla Firefox (el) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (en-CA) | 139.0.4 | Mozilla Firefox (en-CA) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (en-GB) | 139.0.4 | Mozilla Firefox (en-GB) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (en-US) | 139.0.4 | Mozilla Firefox (en-US) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (eo) | 139.0.4 | Mozilla Firefox (eo) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (es-AR) | 139.0.4 | Mozilla Firefox (es-AR) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (es-CL) | 139.0.4 | Mozilla Firefox (es-CL) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (es-ES) | 139.0.4 | Mozilla Firefox (es-ES) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (es-MX) | 139.0.4 | Mozilla Firefox (es-MX) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (et) | 139.0.4 | Mozilla Firefox (et) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (eu) | 139.0.4 | Mozilla Firefox (eu) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (fa) | 139.0.4 | Mozilla Firefox (fa) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ff) | 139.0.4 | Mozilla Firefox (ff) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (fi) | 139.0.4 | Mozilla Firefox (fi) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (fr) | 139.0.4 | Mozilla Firefox (fr) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (fur) | 139.0.4 | Mozilla Firefox (fur) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (fy-NL) | 139.0.4 | Mozilla Firefox (fy-NL) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ga-IE) | 139.0.4 | Mozilla Firefox (ga-IE) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (gd) | 139.0.4 | Mozilla Firefox (gd) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (gl) | 139.0.4 | Mozilla Firefox (gl) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (gn) | 139.0.4 | Mozilla Firefox (gn) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (gu-IN) | 139.0.4 | Mozilla Firefox (gu-IN) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (he) | 139.0.4 | Mozilla Firefox (he) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (hi-IN) | 139.0.4 | Mozilla Firefox (hi-IN) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (hr) | 139.0.4 | Mozilla Firefox (hr) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (hsb) | 139.0.4 | Mozilla Firefox (hsb) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (hu) | 139.0.4 | Mozilla Firefox (hu) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (hy-AM) | 139.0.4 | Mozilla Firefox (hy-AM) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ia) | 139.0.4 | Mozilla Firefox (ia) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (id) | 139.0.4 | Mozilla Firefox (id) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (is) | 139.0.4 | Mozilla Firefox (is) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (it) | 139.0.4 | Mozilla Firefox (it) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ja) | 139.0.4 | Mozilla Firefox (ja) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ka) | 139.0.4 | Mozilla Firefox (ka) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (kab) | 139.0.4 | Mozilla Firefox (kab) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (kk) | 139.0.4 | Mozilla Firefox (kk) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (km) | 139.0.4 | Mozilla Firefox (km) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (kn) | 139.0.4 | Mozilla Firefox (kn) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ko) | 139.0.4 | Mozilla Firefox (ko) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (lij) | 139.0.4 | Mozilla Firefox (lij) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (lt) | 139.0.4 | Mozilla Firefox (lt) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (lv) | 139.0.4 | Mozilla Firefox (lv) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (mk) | 139.0.4 | Mozilla Firefox (mk) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (mr) | 139.0.4 | Mozilla Firefox (mr) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ms) | 139.0.4 | Mozilla Firefox (ms) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (my) | 139.0.4 | Mozilla Firefox (my) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (nb-NO) | 139.0.4 | Mozilla Firefox (nb-NO) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ne-NP) | 139.0.4 | Mozilla Firefox (ne-NP) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (nl) | 139.0.4 | Mozilla Firefox (nl) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (nn-NO) | 139.0.4 | Mozilla Firefox (nn-NO) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (oc) | 139.0.4 | Mozilla Firefox (oc) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (pa-IN) | 139.0.4 | Mozilla Firefox (pa-IN) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (pl) | 139.0.4 | Mozilla Firefox (pl) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (pt-BR) | 139.0.4 | Mozilla Firefox (pt-BR) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (pt-PT) | 139.0.4 | Mozilla Firefox (pt-PT) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (rm) | 139.0.4 | Mozilla Firefox (rm) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ro) | 139.0.4 | Mozilla Firefox (ro) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ru) | 139.0.4 | Mozilla Firefox (ru) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (sc) | 139.0.4 | Mozilla Firefox (sc) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (sco) | 139.0.4 | Mozilla Firefox (sco) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (si) | 139.0.4 | Mozilla Firefox (si) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (sk) | 139.0.4 | Mozilla Firefox (sk) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (sl) | 139.0.4 | Mozilla Firefox (sl) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (son) | 139.0.4 | Mozilla Firefox (son) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (sq) | 139.0.4 | Mozilla Firefox (sq) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (sr) | 139.0.4 | Mozilla Firefox (sr) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (sv-SE) | 139.0.4 | Mozilla Firefox (sv-SE) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (szl) | 139.0.4 | Mozilla Firefox (szl) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ta) | 139.0.4 | Mozilla Firefox (ta) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (te) | 139.0.4 | Mozilla Firefox (te) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (tg) | 139.0.4 | Mozilla Firefox (tg) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (th) | 139.0.4 | Mozilla Firefox (th) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (tl) | 139.0.4 | Mozilla Firefox (tl) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (tr) | 139.0.4 | Mozilla Firefox (tr) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (trs) | 139.0.4 | Mozilla Firefox (trs) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (uk) | 139.0.4 | Mozilla Firefox (uk) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (ur) | 139.0.4 | Mozilla Firefox (ur) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (uz) | 139.0.4 | Mozilla Firefox (uz) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (vi) | 139.0.4 | Mozilla Firefox (vi) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (xh) | 139.0.4 | Mozilla Firefox (xh) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (zh-CN) | 139.0.4 | Mozilla Firefox (zh-CN) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox (zh-TW) | 139.0.4 | Mozilla Firefox (zh-TW) 139.0.4 | Jun 10, 2025 |
| Mozilla Firefox ESR (ach) | 140.3.0 | Mozilla Firefox ESR (ach) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (af) | 140.3.0 | Mozilla Firefox ESR (af) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (an) | 140.3.0 | Mozilla Firefox ESR (an) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ar) | 140.3.0 | Mozilla Firefox ESR (ar) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ast) | 140.3.0 | Mozilla Firefox ESR (ast) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (az) | 140.3.0 | Mozilla Firefox ESR (az) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (be) | 140.3.0 | Mozilla Firefox ESR (be) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (bg) | 140.3.0 | Mozilla Firefox ESR (bg) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (bn) | 140.3.0 | Mozilla Firefox ESR (bn) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (br) | 140.3.0 | Mozilla Firefox ESR (br) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (bs) | 140.3.0 | Mozilla Firefox ESR (bs) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ca) | 140.3.0 | Mozilla Firefox ESR (ca) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ca-valencia) | 140.3.0 | Mozilla Firefox ESR (ca-valencia) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (cak) | 140.3.0 | Mozilla Firefox ESR (cak) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (cs) | 140.3.0 | Mozilla Firefox ESR (cs) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (cy) | 140.3.0 | Mozilla Firefox ESR (cy) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (da) | 140.3.0 | Mozilla Firefox ESR (da) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (de) | 140.3.0 | Mozilla Firefox ESR (de) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (dsb) | 140.3.0 | Mozilla Firefox ESR (dsb) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (el) | 140.3.0 | Mozilla Firefox ESR (el) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (en-CA) | 140.3.0 | Mozilla Firefox ESR (en-CA) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (en-GB) | 140.3.0 | Mozilla Firefox ESR (en-GB) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (en-US) | 140.3.0 | Mozilla Firefox ESR (en-US) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (eo) | 140.3.0 | Mozilla Firefox ESR (eo) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (es-AR) | 140.3.0 | Mozilla Firefox ESR (es-AR) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (es-CL) | 140.3.0 | Mozilla Firefox ESR (es-CL) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (es-ES) | 140.3.0 | Mozilla Firefox ESR (es-ES) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (es-MX) | 140.3.0 | Mozilla Firefox ESR (es-MX) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (et) | 140.3.0 | Mozilla Firefox ESR (et) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (eu) | 140.3.0 | Mozilla Firefox ESR (eu) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (fa) | 140.3.0 | Mozilla Firefox ESR (fa) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ff) | 140.3.0 | Mozilla Firefox ESR (ff) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (fi) | 140.3.0 | Mozilla Firefox ESR (fi) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (fr) | 140.3.0 | Mozilla Firefox ESR (fr) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (fur) | 140.3.0 | Mozilla Firefox ESR (fur) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (fy-NL) | 140.3.0 | Mozilla Firefox ESR (fy-NL) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ga-IE) | 140.3.0 | Mozilla Firefox ESR (ga-IE) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (gd) | 140.3.0 | Mozilla Firefox ESR (gd) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (gl) | 140.3.0 | Mozilla Firefox ESR (gl) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (gn) | 140.3.0 | Mozilla Firefox ESR (gn) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (gu-IN) | 140.3.0 | Mozilla Firefox ESR (gu-IN) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (he) | 140.3.0 | Mozilla Firefox ESR (he) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (hi-IN) | 140.3.0 | Mozilla Firefox ESR (hi-IN) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (hr) | 140.3.0 | Mozilla Firefox ESR (hr) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (hsb) | 140.3.0 | Mozilla Firefox ESR (hsb) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (hu) | 140.3.0 | Mozilla Firefox ESR (hu) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (hy-AM) | 140.3.0 | Mozilla Firefox ESR (hy-AM) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ia) | 140.3.0 | Mozilla Firefox ESR (ia) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (id) | 140.3.0 | Mozilla Firefox ESR (id) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (is) | 140.3.0 | Mozilla Firefox ESR (is) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (it) | 140.3.0 | Mozilla Firefox ESR (it) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ja) | 140.3.0 | Mozilla Firefox ESR (ja) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ka) | 140.3.0 | Mozilla Firefox ESR (ka) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (kab) | 140.3.0 | Mozilla Firefox ESR (kab) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (kk) | 140.3.0 | Mozilla Firefox ESR (kk) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (km) | 140.3.0 | Mozilla Firefox ESR (km) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (kn) | 140.3.0 | Mozilla Firefox ESR (kn) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ko) | 140.3.0 | Mozilla Firefox ESR (ko) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (lij) | 140.3.0 | Mozilla Firefox ESR (lij) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (lt) | 140.3.0 | Mozilla Firefox ESR (lt) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (lv) | 140.3.0 | Mozilla Firefox ESR (lv) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (mk) | 140.3.0 | Mozilla Firefox ESR (mk) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (mr) | 140.3.0 | Mozilla Firefox ESR (mr) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ms) | 140.3.0 | Mozilla Firefox ESR (ms) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (my) | 140.3.0 | Mozilla Firefox ESR (my) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (nb-NO) | 140.3.0 | Mozilla Firefox ESR (nb-NO) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ne-NP) | 140.3.0 | Mozilla Firefox ESR (ne-NP) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (nl) | 140.3.0 | Mozilla Firefox ESR (nl) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (nn-NO) | 140.3.0 | Mozilla Firefox ESR (nn-NO) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (oc) | 140.3.0 | Mozilla Firefox ESR (oc) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (pa-IN) | 140.3.0 | Mozilla Firefox ESR (pa-IN) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (pl) | 140.3.0 | Mozilla Firefox ESR (pl) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (pt-BR) | 140.3.0 | Mozilla Firefox ESR (pt-BR) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (pt-PT) | 140.3.0 | Mozilla Firefox ESR (pt-PT) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (rm) | 140.3.0 | Mozilla Firefox ESR (rm) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ro) | 140.3.0 | Mozilla Firefox ESR (ro) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ru) | 140.3.0 | Mozilla Firefox ESR (ru) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (sat) | 140.13.0 | Mozilla Firefox ESR (sat) 140.13.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sc) | 140.3.0 | Mozilla Firefox ESR (sc) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (sco) | 140.3.0 | Mozilla Firefox ESR (sco) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (si) | 140.3.0 | Mozilla Firefox ESR (si) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (sk) | 140.3.0 | Mozilla Firefox ESR (sk) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (sl) | 140.3.0 | Mozilla Firefox ESR (sl) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (son) | 140.3.0 | Mozilla Firefox ESR (son) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (sq) | 140.3.0 | Mozilla Firefox ESR (sq) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (sr) | 140.3.0 | Mozilla Firefox ESR (sr) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (sv-SE) | 140.3.0 | Mozilla Firefox ESR (sv-SE) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (szl) | 140.3.0 | Mozilla Firefox ESR (szl) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ta) | 140.3.0 | Mozilla Firefox ESR (ta) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (te) | 140.3.0 | Mozilla Firefox ESR (te) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (tg) | 140.3.0 | Mozilla Firefox ESR (tg) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (th) | 140.3.0 | Mozilla Firefox ESR (th) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (tl) | 140.3.0 | Mozilla Firefox ESR (tl) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (tr) | 140.3.0 | Mozilla Firefox ESR (tr) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (trs) | 140.3.0 | Mozilla Firefox ESR (trs) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (uk) | 140.3.0 | Mozilla Firefox ESR (uk) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (ur) | 140.3.0 | Mozilla Firefox ESR (ur) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (uz) | 140.3.0 | Mozilla Firefox ESR (uz) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (vi) | 140.3.0 | Mozilla Firefox ESR (vi) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (xh) | 140.3.0 | Mozilla Firefox ESR (xh) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (zh-CN) | 140.3.0 | Mozilla Firefox ESR (zh-CN) 140.3.0 | Sep 16, 2025 |
| Mozilla Firefox ESR (zh-TW) | 140.3.0 | Mozilla Firefox ESR (zh-TW) 140.3.0 | Sep 16, 2025 |
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