CVE-2025-4092
Memory safety bugs fixed in Firefox 138 and Thunderbird 138
CVE-2025-4092 is fixed in 442 products on 2 platforms, first by Firefox Developer Edition (ach) 138.0, released April 18, 2025. It is not reported as exploited. Patch Radar priority: Routine.
RoutineFixed on 2 platforms
CVSS
6.5
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0031
23rd percentile
Memory safety bugs present in Firefox 137 and Thunderbird 137. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 138 and Thunderbird 138.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Firefox Developer Edition (ach) | 138.0 | Firefox Developer Edition (ach) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (af) | 138.0 | Firefox Developer Edition (af) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (an) | 138.0 | Firefox Developer Edition (an) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ar) | 138.0 | Firefox Developer Edition (ar) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ast) | 138.0 | Firefox Developer Edition (ast) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (az) | 138.0 | Firefox Developer Edition (az) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (be) | 138.0 | Firefox Developer Edition (be) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (bg) | 138.0 | Firefox Developer Edition (bg) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (bn) | 138.0 | Firefox Developer Edition (bn) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (br) | 138.0 | Firefox Developer Edition (br) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (bs) | 138.0 | Firefox Developer Edition (bs) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ca) | 138.0 | Firefox Developer Edition (ca) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ca-valencia) | 138.0 | Firefox Developer Edition (ca-valencia) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (cak) | 138.0 | Firefox Developer Edition (cak) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (cs) | 138.0 | Firefox Developer Edition (cs) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (cy) | 138.0 | Firefox Developer Edition (cy) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (da) | 138.0 | Firefox Developer Edition (da) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (de) | 138.0 | Firefox Developer Edition (de) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (dsb) | 138.0 | Firefox Developer Edition (dsb) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (el) | 138.0 | Firefox Developer Edition (el) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (en-CA) | 138.0 | Firefox Developer Edition (en-CA) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (en-GB) | 138.0 | Firefox Developer Edition (en-GB) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (en-US) | 138.0 | Firefox Developer Edition (en-US) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (eo) | 138.0 | Firefox Developer Edition (eo) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (es-AR) | 138.0 | Firefox Developer Edition (es-AR) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (es-CL) | 138.0 | Firefox Developer Edition (es-CL) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (es-ES) | 138.0 | Firefox Developer Edition (es-ES) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (es-MX) | 138.0 | Firefox Developer Edition (es-MX) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (et) | 138.0 | Firefox Developer Edition (et) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (eu) | 138.0 | Firefox Developer Edition (eu) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (fa) | 138.0 | Firefox Developer Edition (fa) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ff) | 138.0 | Firefox Developer Edition (ff) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (fi) | 138.0 | Firefox Developer Edition (fi) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (fr) | 138.0 | Firefox Developer Edition (fr) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (fur) | 138.0 | Firefox Developer Edition (fur) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (fy-NL) | 138.0 | Firefox Developer Edition (fy-NL) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ga-IE) | 138.0 | Firefox Developer Edition (ga-IE) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (gd) | 138.0 | Firefox Developer Edition (gd) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (gl) | 138.0 | Firefox Developer Edition (gl) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (gn) | 138.0 | Firefox Developer Edition (gn) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (gu-IN) | 138.0 | Firefox Developer Edition (gu-IN) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (he) | 138.0 | Firefox Developer Edition (he) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (hi-IN) | 138.0 | Firefox Developer Edition (hi-IN) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (hr) | 138.0 | Firefox Developer Edition (hr) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (hsb) | 138.0 | Firefox Developer Edition (hsb) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (hu) | 138.0 | Firefox Developer Edition (hu) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (hy-AM) | 138.0 | Firefox Developer Edition (hy-AM) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ia) | 138.0 | Firefox Developer Edition (ia) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (id) | 138.0 | Firefox Developer Edition (id) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (is) | 138.0 | Firefox Developer Edition (is) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (it) | 138.0 | Firefox Developer Edition (it) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ja) | 138.0 | Firefox Developer Edition (ja) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ka) | 138.0 | Firefox Developer Edition (ka) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (kab) | 138.0 | Firefox Developer Edition (kab) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (kk) | 138.0 | Firefox Developer Edition (kk) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (km) | 138.0 | Firefox Developer Edition (km) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (kn) | 138.0 | Firefox Developer Edition (kn) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ko) | 138.0 | Firefox Developer Edition (ko) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (lij) | 138.0 | Firefox Developer Edition (lij) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (lt) | 138.0 | Firefox Developer Edition (lt) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (lv) | 138.0 | Firefox Developer Edition (lv) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (mk) | 138.0 | Firefox Developer Edition (mk) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (mr) | 138.0 | Firefox Developer Edition (mr) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ms) | 138.0 | Firefox Developer Edition (ms) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (my) | 138.0 | Firefox Developer Edition (my) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (nb-NO) | 138.0 | Firefox Developer Edition (nb-NO) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ne-NP) | 138.0 | Firefox Developer Edition (ne-NP) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (nl) | 138.0 | Firefox Developer Edition (nl) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (nn-NO) | 138.0 | Firefox Developer Edition (nn-NO) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (oc) | 138.0 | Firefox Developer Edition (oc) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (pa-IN) | 138.0 | Firefox Developer Edition (pa-IN) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (pl) | 138.0 | Firefox Developer Edition (pl) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (pt-BR) | 138.0 | Firefox Developer Edition (pt-BR) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (pt-PT) | 138.0 | Firefox Developer Edition (pt-PT) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (rm) | 138.0 | Firefox Developer Edition (rm) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ro) | 138.0 | Firefox Developer Edition (ro) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ru) | 138.0 | Firefox Developer Edition (ru) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (sc) | 138.0 | Firefox Developer Edition (sc) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (sco) | 138.0 | Firefox Developer Edition (sco) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (si) | 138.0 | Firefox Developer Edition (si) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (sk) | 138.0 | Firefox Developer Edition (sk) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (sl) | 138.0 | Firefox Developer Edition (sl) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (son) | 138.0 | Firefox Developer Edition (son) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (sq) | 138.0 | Firefox Developer Edition (sq) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (sr) | 138.0 | Firefox Developer Edition (sr) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (sv-SE) | 138.0 | Firefox Developer Edition (sv-SE) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (szl) | 138.0 | Firefox Developer Edition (szl) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ta) | 138.0 | Firefox Developer Edition (ta) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (te) | 138.0 | Firefox Developer Edition (te) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (tg) | 138.0 | Firefox Developer Edition (tg) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (th) | 138.0 | Firefox Developer Edition (th) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (tl) | 138.0 | Firefox Developer Edition (tl) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (tr) | 138.0 | Firefox Developer Edition (tr) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (trs) | 138.0 | Firefox Developer Edition (trs) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (uk) | 138.0 | Firefox Developer Edition (uk) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (ur) | 138.0 | Firefox Developer Edition (ur) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (uz) | 138.0 | Firefox Developer Edition (uz) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (vi) | 138.0 | Firefox Developer Edition (vi) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (xh) | 138.0 | Firefox Developer Edition (xh) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (zh-CN) | 138.0 | Firefox Developer Edition (zh-CN) 138.0 | Apr 18, 2025 |
| Firefox Developer Edition (zh-TW) | 138.0 | Firefox Developer Edition (zh-TW) 138.0 | Apr 18, 2025 |
| Mozilla Firefox (ach) | 138.0.4 | Mozilla Firefox (ach) 138.0.4 | May 17, 2025 |
| Mozilla Firefox (af) | 138.0.4 | Mozilla Firefox (af) 138.0.4 | May 17, 2025 |
| Mozilla Firefox (an) | 138.0 | Mozilla Firefox (an) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ar) | 138.0 | Mozilla Firefox (ar) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ast) | 138.0 | Mozilla Firefox (ast) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (az) | 138.0 | Mozilla Firefox (az) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (be) | 138.0 | Mozilla Firefox (be) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (bg) | 138.0 | Mozilla Firefox (bg) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (bn) | 138.0 | Mozilla Firefox (bn) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (br) | 138.0 | Mozilla Firefox (br) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (bs) | 138.0 | Mozilla Firefox (bs) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ca) | 138.0 | Mozilla Firefox (ca) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ca-valencia) | 138.0 | Mozilla Firefox (ca-valencia) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (cak) | 138.0 | Mozilla Firefox (cak) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (cs) | 138.0 | Mozilla Firefox (cs) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (cy) | 138.0 | Mozilla Firefox (cy) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (da) | 138.0 | Mozilla Firefox (da) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (de) | 138.0 | Mozilla Firefox (de) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (dsb) | 138.0 | Mozilla Firefox (dsb) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (el) | 138.0 | Mozilla Firefox (el) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (en-CA) | 138.0 | Mozilla Firefox (en-CA) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (en-GB) | 138.0 | Mozilla Firefox (en-GB) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (en-US) | 138.0 | Mozilla Firefox (en-US) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (eo) | 138.0 | Mozilla Firefox (eo) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (es-AR) | 138.0 | Mozilla Firefox (es-AR) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (es-CL) | 138.0 | Mozilla Firefox (es-CL) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (es-ES) | 138.0 | Mozilla Firefox (es-ES) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (es-MX) | 138.0 | Mozilla Firefox (es-MX) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (et) | 138.0 | Mozilla Firefox (et) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (eu) | 138.0 | Mozilla Firefox (eu) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (fa) | 138.0 | Mozilla Firefox (fa) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ff) | 138.0 | Mozilla Firefox (ff) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (fi) | 138.0 | Mozilla Firefox (fi) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (fr) | 138.0 | Mozilla Firefox (fr) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (fur) | 138.0 | Mozilla Firefox (fur) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (fy-NL) | 138.0 | Mozilla Firefox (fy-NL) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ga-IE) | 138.0 | Mozilla Firefox (ga-IE) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (gd) | 138.0 | Mozilla Firefox (gd) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (gl) | 138.0 | Mozilla Firefox (gl) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (gn) | 138.0 | Mozilla Firefox (gn) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (gu-IN) | 138.0 | Mozilla Firefox (gu-IN) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (he) | 138.0 | Mozilla Firefox (he) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (hi-IN) | 138.0 | Mozilla Firefox (hi-IN) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (hr) | 138.0 | Mozilla Firefox (hr) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (hsb) | 138.0 | Mozilla Firefox (hsb) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (hu) | 138.0 | Mozilla Firefox (hu) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (hy-AM) | 138.0 | Mozilla Firefox (hy-AM) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ia) | 138.0 | Mozilla Firefox (ia) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (id) | 138.0 | Mozilla Firefox (id) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (is) | 138.0 | Mozilla Firefox (is) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (it) | 138.0 | Mozilla Firefox (it) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ja) | 138.0 | Mozilla Firefox (ja) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ka) | 138.0 | Mozilla Firefox (ka) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (kab) | 138.0 | Mozilla Firefox (kab) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (kk) | 138.0 | Mozilla Firefox (kk) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (km) | 138.0 | Mozilla Firefox (km) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (kn) | 138.0 | Mozilla Firefox (kn) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ko) | 138.0 | Mozilla Firefox (ko) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (lij) | 138.0 | Mozilla Firefox (lij) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (lt) | 138.0 | Mozilla Firefox (lt) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (lv) | 138.0 | Mozilla Firefox (lv) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (mk) | 138.0 | Mozilla Firefox (mk) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (mr) | 138.0 | Mozilla Firefox (mr) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ms) | 138.0 | Mozilla Firefox (ms) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (my) | 138.0 | Mozilla Firefox (my) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (nb-NO) | 138.0 | Mozilla Firefox (nb-NO) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ne-NP) | 138.0 | Mozilla Firefox (ne-NP) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (nl) | 138.0 | Mozilla Firefox (nl) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (nn-NO) | 138.0 | Mozilla Firefox (nn-NO) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (oc) | 138.0 | Mozilla Firefox (oc) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (pa-IN) | 138.0 | Mozilla Firefox (pa-IN) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (pl) | 138.0 | Mozilla Firefox (pl) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (pt-BR) | 138.0 | Mozilla Firefox (pt-BR) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (pt-PT) | 138.0 | Mozilla Firefox (pt-PT) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (rm) | 138.0 | Mozilla Firefox (rm) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ro) | 138.0 | Mozilla Firefox (ro) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ru) | 138.0 | Mozilla Firefox (ru) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (sc) | 138.0 | Mozilla Firefox (sc) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (sco) | 138.0 | Mozilla Firefox (sco) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (si) | 138.0 | Mozilla Firefox (si) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (sk) | 138.0 | Mozilla Firefox (sk) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (sl) | 138.0 | Mozilla Firefox (sl) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (son) | 138.0.4 | Mozilla Firefox (son) 138.0.4 | May 17, 2025 |
| Mozilla Firefox (sq) | 138.0 | Mozilla Firefox (sq) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (sr) | 138.0 | Mozilla Firefox (sr) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (sv-SE) | 138.0 | Mozilla Firefox (sv-SE) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (szl) | 138.0 | Mozilla Firefox (szl) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ta) | 138.0 | Mozilla Firefox (ta) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (te) | 138.0 | Mozilla Firefox (te) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (tg) | 138.0 | Mozilla Firefox (tg) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (th) | 138.0 | Mozilla Firefox (th) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (tl) | 138.0 | Mozilla Firefox (tl) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (tr) | 138.0 | Mozilla Firefox (tr) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (trs) | 138.0 | Mozilla Firefox (trs) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (uk) | 138.0 | Mozilla Firefox (uk) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (ur) | 138.0 | Mozilla Firefox (ur) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (uz) | 138.0 | Mozilla Firefox (uz) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (vi) | 138.0 | Mozilla Firefox (vi) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (xh) | 138.0 | Mozilla Firefox (xh) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (zh-CN) | 138.0 | Mozilla Firefox (zh-CN) 138.0 | Apr 29, 2025 |
| Mozilla Firefox (zh-TW) | 138.0 | Mozilla Firefox (zh-TW) 138.0 | Apr 29, 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 |
| Mozilla Thunderbird (af) | 138.0 | Mozilla Thunderbird (af) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (ar) | 138.0 | Mozilla Thunderbird (ar) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (ast) | 138.0 | Mozilla Thunderbird (ast) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (be) | 138.0 | Mozilla Thunderbird (be) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (bg) | 138.0 | Mozilla Thunderbird (bg) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (br) | 138.0 | Mozilla Thunderbird (br) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (ca) | 138.0 | Mozilla Thunderbird (ca) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (cak) | 138.0 | Mozilla Thunderbird (cak) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (cs) | 138.0 | Mozilla Thunderbird (cs) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (cy) | 138.0 | Mozilla Thunderbird (cy) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (da) | 138.0 | Mozilla Thunderbird (da) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (de) | 138.0 | Mozilla Thunderbird (de) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (dsb) | 138.0 | Mozilla Thunderbird (dsb) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (el) | 138.0 | Mozilla Thunderbird (el) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (en-CA) | 138.0 | Mozilla Thunderbird (en-CA) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (en-GB) | 138.0 | Mozilla Thunderbird (en-GB) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (en-US) | 138.0 | Mozilla Thunderbird (en-US) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (es-AR) | 138.0 | Mozilla Thunderbird (es-AR) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (es-ES) | 138.0 | Mozilla Thunderbird (es-ES) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (es-MX) | 138.0 | Mozilla Thunderbird (es-MX) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (et) | 138.0 | Mozilla Thunderbird (et) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (eu) | 138.0 | Mozilla Thunderbird (eu) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (fi) | 138.0 | Mozilla Thunderbird (fi) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (fr) | 138.0 | Mozilla Thunderbird (fr) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (fy-NL) | 138.0 | Mozilla Thunderbird (fy-NL) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (ga-IE) | 138.0 | Mozilla Thunderbird (ga-IE) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (gd) | 138.0 | Mozilla Thunderbird (gd) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (gl) | 138.0 | Mozilla Thunderbird (gl) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (he) | 138.0 | Mozilla Thunderbird (he) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (hr) | 138.0 | Mozilla Thunderbird (hr) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (hsb) | 138.0 | Mozilla Thunderbird (hsb) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (hu) | 138.0 | Mozilla Thunderbird (hu) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (hy-AM) | 138.0 | Mozilla Thunderbird (hy-AM) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (id) | 138.0 | Mozilla Thunderbird (id) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (is) | 138.0 | Mozilla Thunderbird (is) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (it) | 138.0 | Mozilla Thunderbird (it) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (ja) | 138.0 | Mozilla Thunderbird (ja) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (ka) | 138.0 | Mozilla Thunderbird (ka) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (kab) | 138.0 | Mozilla Thunderbird (kab) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (kk) | 138.0 | Mozilla Thunderbird (kk) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (ko) | 138.0 | Mozilla Thunderbird (ko) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (lt) | 138.0 | Mozilla Thunderbird (lt) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (lv) | 138.0 | Mozilla Thunderbird (lv) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (ms) | 138.0 | Mozilla Thunderbird (ms) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (nb-NO) | 138.0 | Mozilla Thunderbird (nb-NO) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (nl) | 138.0 | Mozilla Thunderbird (nl) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (nn-NO) | 138.0 | Mozilla Thunderbird (nn-NO) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (pa-IN) | 138.0 | Mozilla Thunderbird (pa-IN) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (pl) | 138.0 | Mozilla Thunderbird (pl) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (pt-BR) | 138.0 | Mozilla Thunderbird (pt-BR) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (pt-PT) | 138.0 | Mozilla Thunderbird (pt-PT) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (rm) | 138.0 | Mozilla Thunderbird (rm) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (ro) | 138.0 | Mozilla Thunderbird (ro) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (ru) | 138.0 | Mozilla Thunderbird (ru) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (sk) | 138.0 | Mozilla Thunderbird (sk) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (sl) | 138.0 | Mozilla Thunderbird (sl) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (sq) | 138.0 | Mozilla Thunderbird (sq) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (sr) | 138.0 | Mozilla Thunderbird (sr) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (sv-SE) | 138.0 | Mozilla Thunderbird (sv-SE) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (th) | 138.0 | Mozilla Thunderbird (th) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (tr) | 138.0 | Mozilla Thunderbird (tr) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (uk) | 138.0 | Mozilla Thunderbird (uk) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (uz) | 138.0 | Mozilla Thunderbird (uz) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (vi) | 138.0 | Mozilla Thunderbird (vi) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (zh-CN) | 138.0 | Mozilla Thunderbird (zh-CN) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird (zh-TW) | 138.0 | Mozilla Thunderbird (zh-TW) 138.0 | Apr 29, 2025 |
| Mozilla Thunderbird ESR (af) | 140.1.1 | Mozilla Thunderbird ESR (af) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (ar) | 140.1.1 | Mozilla Thunderbird ESR (ar) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (ast) | 140.1.1 | Mozilla Thunderbird ESR (ast) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (be) | 140.1.1 | Mozilla Thunderbird ESR (be) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (bg) | 140.1.1 | Mozilla Thunderbird ESR (bg) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (br) | 140.1.1 | Mozilla Thunderbird ESR (br) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (ca) | 140.1.1 | Mozilla Thunderbird ESR (ca) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (cak) | 140.1.1 | Mozilla Thunderbird ESR (cak) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (cs) | 140.1.1 | Mozilla Thunderbird ESR (cs) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (cy) | 140.1.1 | Mozilla Thunderbird ESR (cy) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (da) | 140.1.1 | Mozilla Thunderbird ESR (da) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (de) | 140.1.1 | Mozilla Thunderbird ESR (de) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (dsb) | 140.1.1 | Mozilla Thunderbird ESR (dsb) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (el) | 140.1.1 | Mozilla Thunderbird ESR (el) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (en-CA) | 140.1.1 | Mozilla Thunderbird ESR (en-CA) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (en-GB) | 140.1.1 | Mozilla Thunderbird ESR (en-GB) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (en-US) | 140.1.1 | Mozilla Thunderbird ESR (en-US) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (es-AR) | 140.1.1 | Mozilla Thunderbird ESR (es-AR) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (es-ES) | 140.1.1 | Mozilla Thunderbird ESR (es-ES) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (es-MX) | 140.1.1 | Mozilla Thunderbird ESR (es-MX) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (et) | 140.1.1 | Mozilla Thunderbird ESR (et) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (eu) | 140.1.1 | Mozilla Thunderbird ESR (eu) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (fi) | 140.1.1 | Mozilla Thunderbird ESR (fi) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (fr) | 140.1.1 | Mozilla Thunderbird ESR (fr) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (fy-NL) | 140.1.1 | Mozilla Thunderbird ESR (fy-NL) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (ga-IE) | 140.1.1 | Mozilla Thunderbird ESR (ga-IE) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (gd) | 140.1.1 | Mozilla Thunderbird ESR (gd) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (gl) | 140.1.1 | Mozilla Thunderbird ESR (gl) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (he) | 140.1.1 | Mozilla Thunderbird ESR (he) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (hr) | 140.1.1 | Mozilla Thunderbird ESR (hr) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (hsb) | 140.1.1 | Mozilla Thunderbird ESR (hsb) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (hu) | 140.1.1 | Mozilla Thunderbird ESR (hu) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (hy-AM) | 140.1.1 | Mozilla Thunderbird ESR (hy-AM) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (id) | 140.1.1 | Mozilla Thunderbird ESR (id) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (is) | 140.1.1 | Mozilla Thunderbird ESR (is) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (it) | 140.1.1 | Mozilla Thunderbird ESR (it) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (ja) | 140.1.1 | Mozilla Thunderbird ESR (ja) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (ka) | 140.1.1 | Mozilla Thunderbird ESR (ka) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (kab) | 140.1.1 | Mozilla Thunderbird ESR (kab) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (kk) | 140.1.1 | Mozilla Thunderbird ESR (kk) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (ko) | 140.1.1 | Mozilla Thunderbird ESR (ko) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (lt) | 140.1.1 | Mozilla Thunderbird ESR (lt) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (lv) | 140.1.1 | Mozilla Thunderbird ESR (lv) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (ms) | 140.1.1 | Mozilla Thunderbird ESR (ms) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (nb-NO) | 140.1.1 | Mozilla Thunderbird ESR (nb-NO) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (nl) | 140.1.1 | Mozilla Thunderbird ESR (nl) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (nn-NO) | 140.1.1 | Mozilla Thunderbird ESR (nn-NO) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (pa-IN) | 140.1.1 | Mozilla Thunderbird ESR (pa-IN) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (pl) | 140.1.1 | Mozilla Thunderbird ESR (pl) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (pt-BR) | 140.1.1 | Mozilla Thunderbird ESR (pt-BR) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (pt-PT) | 140.1.1 | Mozilla Thunderbird ESR (pt-PT) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (rm) | 140.1.1 | Mozilla Thunderbird ESR (rm) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (ro) | 140.1.1 | Mozilla Thunderbird ESR (ro) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (ru) | 140.1.1 | Mozilla Thunderbird ESR (ru) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (sk) | 140.1.1 | Mozilla Thunderbird ESR (sk) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (sl) | 140.1.1 | Mozilla Thunderbird ESR (sl) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (sq) | 140.1.1 | Mozilla Thunderbird ESR (sq) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (sr) | 140.1.1 | Mozilla Thunderbird ESR (sr) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (sv-SE) | 140.1.1 | Mozilla Thunderbird ESR (sv-SE) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (th) | 140.1.1 | Mozilla Thunderbird ESR (th) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (tr) | 140.1.1 | Mozilla Thunderbird ESR (tr) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (uk) | 140.1.1 | Mozilla Thunderbird ESR (uk) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (uz) | 140.1.1 | Mozilla Thunderbird ESR (uz) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (vi) | 140.1.1 | Mozilla Thunderbird ESR (vi) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (zh-CN) | 140.1.1 | Mozilla Thunderbird ESR (zh-CN) 140.1.1 | Aug 5, 2025 |
| Mozilla Thunderbird ESR (zh-TW) | 140.1.1 | Mozilla Thunderbird ESR (zh-TW) 140.1.1 | Aug 5, 2025 |
| Linux | |||
| thunderbird · Ubuntu 22.04.1 LTS (jammy) | 1:140.7.1+build1-0ubuntu0.22.04.1 | thunderbird 1:140.7.1+build1-0ubuntu0.22.04.1 | Jan 28, 2026 |
| thunderbird-gnome-support · Ubuntu 22.04.1 LTS (jammy) | 1:140.7.1+build1-0ubuntu0.22.04.1 | thunderbird-gnome-support 1:140.7.1+build1-0ubuntu0.22.04.1 | Jan 28, 2026 |
| thunderbird-mozsymbols · Ubuntu 22.04.1 LTS (jammy) | 1:140.7.1+build1-0ubuntu0.22.04.1 | thunderbird-mozsymbols 1:140.7.1+build1-0ubuntu0.22.04.1 | Jan 28, 2026 |
| xul-ext-calendar-timezones · Ubuntu 22.04.1 LTS (jammy) | 1:140.7.1+build1-0ubuntu0.22.04.1 | xul-ext-calendar-timezones 1:140.7.1+build1-0ubuntu0.22.04.1 | Jan 28, 2026 |
| xul-ext-gdata-provider · Ubuntu 22.04.1 LTS (jammy) | 1:140.7.1+build1-0ubuntu0.22.04.1 | xul-ext-gdata-provider 1:140.7.1+build1-0ubuntu0.22.04.1 | Jan 28, 2026 |
| xul-ext-lightning · Ubuntu 22.04.1 LTS (jammy) | 1:140.7.1+build1-0ubuntu0.22.04.1 | xul-ext-lightning 1:140.7.1+build1-0ubuntu0.22.04.1 | Jan 28, 2026 |
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