CVE-2025-5272
Memory safety bugs fixed in Firefox 139 and Thunderbird 139
CVE-2025-5272 is fixed in 442 products on 2 platforms, first by Firefox Developer Edition (ach) 139.0, released May 18, 2025. It is not reported as exploited. Patch Radar priority: High.
HighFixed on 2 platforms
CVSS
7.3
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0034
27th percentile
Memory safety bugs present in Firefox 138 and Thunderbird 138. 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 139 and Thunderbird 139.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Firefox Developer Edition (ach) | 139.0 | Firefox Developer Edition (ach) 139.0 | May 18, 2025 |
| Firefox Developer Edition (af) | 139.0 | Firefox Developer Edition (af) 139.0 | May 18, 2025 |
| Firefox Developer Edition (an) | 139.0 | Firefox Developer Edition (an) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ar) | 139.0 | Firefox Developer Edition (ar) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ast) | 139.0 | Firefox Developer Edition (ast) 139.0 | May 18, 2025 |
| Firefox Developer Edition (az) | 139.0 | Firefox Developer Edition (az) 139.0 | May 18, 2025 |
| Firefox Developer Edition (be) | 139.0 | Firefox Developer Edition (be) 139.0 | May 18, 2025 |
| Firefox Developer Edition (bg) | 139.0 | Firefox Developer Edition (bg) 139.0 | May 18, 2025 |
| Firefox Developer Edition (bn) | 139.0 | Firefox Developer Edition (bn) 139.0 | May 18, 2025 |
| Firefox Developer Edition (br) | 139.0 | Firefox Developer Edition (br) 139.0 | May 18, 2025 |
| Firefox Developer Edition (bs) | 139.0 | Firefox Developer Edition (bs) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ca) | 139.0 | Firefox Developer Edition (ca) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ca-valencia) | 139.0 | Firefox Developer Edition (ca-valencia) 139.0 | May 18, 2025 |
| Firefox Developer Edition (cak) | 139.0 | Firefox Developer Edition (cak) 139.0 | May 18, 2025 |
| Firefox Developer Edition (cs) | 139.0 | Firefox Developer Edition (cs) 139.0 | May 18, 2025 |
| Firefox Developer Edition (cy) | 139.0 | Firefox Developer Edition (cy) 139.0 | May 18, 2025 |
| Firefox Developer Edition (da) | 139.0 | Firefox Developer Edition (da) 139.0 | May 18, 2025 |
| Firefox Developer Edition (de) | 139.0 | Firefox Developer Edition (de) 139.0 | May 18, 2025 |
| Firefox Developer Edition (dsb) | 139.0 | Firefox Developer Edition (dsb) 139.0 | May 18, 2025 |
| Firefox Developer Edition (el) | 139.0 | Firefox Developer Edition (el) 139.0 | May 18, 2025 |
| Firefox Developer Edition (en-CA) | 139.0 | Firefox Developer Edition (en-CA) 139.0 | May 18, 2025 |
| Firefox Developer Edition (en-GB) | 139.0 | Firefox Developer Edition (en-GB) 139.0 | May 18, 2025 |
| Firefox Developer Edition (en-US) | 139.0 | Firefox Developer Edition (en-US) 139.0 | May 18, 2025 |
| Firefox Developer Edition (eo) | 139.0 | Firefox Developer Edition (eo) 139.0 | May 18, 2025 |
| Firefox Developer Edition (es-AR) | 139.0 | Firefox Developer Edition (es-AR) 139.0 | May 18, 2025 |
| Firefox Developer Edition (es-CL) | 139.0 | Firefox Developer Edition (es-CL) 139.0 | May 18, 2025 |
| Firefox Developer Edition (es-ES) | 139.0 | Firefox Developer Edition (es-ES) 139.0 | May 18, 2025 |
| Firefox Developer Edition (es-MX) | 139.0 | Firefox Developer Edition (es-MX) 139.0 | May 18, 2025 |
| Firefox Developer Edition (et) | 139.0 | Firefox Developer Edition (et) 139.0 | May 18, 2025 |
| Firefox Developer Edition (eu) | 139.0 | Firefox Developer Edition (eu) 139.0 | May 18, 2025 |
| Firefox Developer Edition (fa) | 139.0 | Firefox Developer Edition (fa) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ff) | 139.0 | Firefox Developer Edition (ff) 139.0 | May 18, 2025 |
| Firefox Developer Edition (fi) | 139.0 | Firefox Developer Edition (fi) 139.0 | May 18, 2025 |
| Firefox Developer Edition (fr) | 139.0 | Firefox Developer Edition (fr) 139.0 | May 18, 2025 |
| Firefox Developer Edition (fur) | 139.0 | Firefox Developer Edition (fur) 139.0 | May 18, 2025 |
| Firefox Developer Edition (fy-NL) | 139.0 | Firefox Developer Edition (fy-NL) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ga-IE) | 139.0 | Firefox Developer Edition (ga-IE) 139.0 | May 18, 2025 |
| Firefox Developer Edition (gd) | 139.0 | Firefox Developer Edition (gd) 139.0 | May 18, 2025 |
| Firefox Developer Edition (gl) | 139.0 | Firefox Developer Edition (gl) 139.0 | May 18, 2025 |
| Firefox Developer Edition (gn) | 139.0 | Firefox Developer Edition (gn) 139.0 | May 18, 2025 |
| Firefox Developer Edition (gu-IN) | 139.0 | Firefox Developer Edition (gu-IN) 139.0 | May 18, 2025 |
| Firefox Developer Edition (he) | 139.0 | Firefox Developer Edition (he) 139.0 | May 18, 2025 |
| Firefox Developer Edition (hi-IN) | 139.0 | Firefox Developer Edition (hi-IN) 139.0 | May 18, 2025 |
| Firefox Developer Edition (hr) | 139.0 | Firefox Developer Edition (hr) 139.0 | May 18, 2025 |
| Firefox Developer Edition (hsb) | 139.0 | Firefox Developer Edition (hsb) 139.0 | May 18, 2025 |
| Firefox Developer Edition (hu) | 139.0 | Firefox Developer Edition (hu) 139.0 | May 18, 2025 |
| Firefox Developer Edition (hy-AM) | 139.0 | Firefox Developer Edition (hy-AM) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ia) | 139.0 | Firefox Developer Edition (ia) 139.0 | May 18, 2025 |
| Firefox Developer Edition (id) | 139.0 | Firefox Developer Edition (id) 139.0 | May 18, 2025 |
| Firefox Developer Edition (is) | 139.0 | Firefox Developer Edition (is) 139.0 | May 18, 2025 |
| Firefox Developer Edition (it) | 139.0 | Firefox Developer Edition (it) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ja) | 139.0 | Firefox Developer Edition (ja) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ka) | 139.0 | Firefox Developer Edition (ka) 139.0 | May 18, 2025 |
| Firefox Developer Edition (kab) | 139.0 | Firefox Developer Edition (kab) 139.0 | May 18, 2025 |
| Firefox Developer Edition (kk) | 139.0 | Firefox Developer Edition (kk) 139.0 | May 18, 2025 |
| Firefox Developer Edition (km) | 139.0 | Firefox Developer Edition (km) 139.0 | May 18, 2025 |
| Firefox Developer Edition (kn) | 139.0 | Firefox Developer Edition (kn) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ko) | 139.0 | Firefox Developer Edition (ko) 139.0 | May 18, 2025 |
| Firefox Developer Edition (lij) | 139.0 | Firefox Developer Edition (lij) 139.0 | May 18, 2025 |
| Firefox Developer Edition (lt) | 139.0 | Firefox Developer Edition (lt) 139.0 | May 18, 2025 |
| Firefox Developer Edition (lv) | 139.0 | Firefox Developer Edition (lv) 139.0 | May 18, 2025 |
| Firefox Developer Edition (mk) | 139.0 | Firefox Developer Edition (mk) 139.0 | May 18, 2025 |
| Firefox Developer Edition (mr) | 139.0 | Firefox Developer Edition (mr) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ms) | 139.0 | Firefox Developer Edition (ms) 139.0 | May 18, 2025 |
| Firefox Developer Edition (my) | 139.0 | Firefox Developer Edition (my) 139.0 | May 18, 2025 |
| Firefox Developer Edition (nb-NO) | 139.0 | Firefox Developer Edition (nb-NO) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ne-NP) | 139.0 | Firefox Developer Edition (ne-NP) 139.0 | May 18, 2025 |
| Firefox Developer Edition (nl) | 139.0 | Firefox Developer Edition (nl) 139.0 | May 18, 2025 |
| Firefox Developer Edition (nn-NO) | 139.0 | Firefox Developer Edition (nn-NO) 139.0 | May 18, 2025 |
| Firefox Developer Edition (oc) | 139.0 | Firefox Developer Edition (oc) 139.0 | May 18, 2025 |
| Firefox Developer Edition (pa-IN) | 139.0 | Firefox Developer Edition (pa-IN) 139.0 | May 18, 2025 |
| Firefox Developer Edition (pl) | 139.0 | Firefox Developer Edition (pl) 139.0 | May 18, 2025 |
| Firefox Developer Edition (pt-BR) | 139.0 | Firefox Developer Edition (pt-BR) 139.0 | May 18, 2025 |
| Firefox Developer Edition (pt-PT) | 139.0 | Firefox Developer Edition (pt-PT) 139.0 | May 18, 2025 |
| Firefox Developer Edition (rm) | 139.0 | Firefox Developer Edition (rm) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ro) | 139.0 | Firefox Developer Edition (ro) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ru) | 139.0 | Firefox Developer Edition (ru) 139.0 | May 18, 2025 |
| Firefox Developer Edition (sc) | 139.0 | Firefox Developer Edition (sc) 139.0 | May 18, 2025 |
| Firefox Developer Edition (sco) | 139.0 | Firefox Developer Edition (sco) 139.0 | May 18, 2025 |
| Firefox Developer Edition (si) | 139.0 | Firefox Developer Edition (si) 139.0 | May 18, 2025 |
| Firefox Developer Edition (sk) | 139.0 | Firefox Developer Edition (sk) 139.0 | May 18, 2025 |
| Firefox Developer Edition (sl) | 139.0 | Firefox Developer Edition (sl) 139.0 | May 18, 2025 |
| Firefox Developer Edition (son) | 139.0 | Firefox Developer Edition (son) 139.0 | May 18, 2025 |
| Firefox Developer Edition (sq) | 139.0 | Firefox Developer Edition (sq) 139.0 | May 18, 2025 |
| Firefox Developer Edition (sr) | 139.0 | Firefox Developer Edition (sr) 139.0 | May 18, 2025 |
| Firefox Developer Edition (sv-SE) | 139.0 | Firefox Developer Edition (sv-SE) 139.0 | May 18, 2025 |
| Firefox Developer Edition (szl) | 139.0 | Firefox Developer Edition (szl) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ta) | 139.0 | Firefox Developer Edition (ta) 139.0 | May 18, 2025 |
| Firefox Developer Edition (te) | 139.0 | Firefox Developer Edition (te) 139.0 | May 18, 2025 |
| Firefox Developer Edition (tg) | 139.0 | Firefox Developer Edition (tg) 139.0 | May 18, 2025 |
| Firefox Developer Edition (th) | 139.0 | Firefox Developer Edition (th) 139.0 | May 18, 2025 |
| Firefox Developer Edition (tl) | 139.0 | Firefox Developer Edition (tl) 139.0 | May 18, 2025 |
| Firefox Developer Edition (tr) | 139.0 | Firefox Developer Edition (tr) 139.0 | May 18, 2025 |
| Firefox Developer Edition (trs) | 139.0 | Firefox Developer Edition (trs) 139.0 | May 18, 2025 |
| Firefox Developer Edition (uk) | 139.0 | Firefox Developer Edition (uk) 139.0 | May 18, 2025 |
| Firefox Developer Edition (ur) | 139.0 | Firefox Developer Edition (ur) 139.0 | May 18, 2025 |
| Firefox Developer Edition (uz) | 139.0 | Firefox Developer Edition (uz) 139.0 | May 18, 2025 |
| Firefox Developer Edition (vi) | 139.0 | Firefox Developer Edition (vi) 139.0 | May 18, 2025 |
| Firefox Developer Edition (xh) | 139.0 | Firefox Developer Edition (xh) 139.0 | May 18, 2025 |
| Firefox Developer Edition (zh-CN) | 139.0 | Firefox Developer Edition (zh-CN) 139.0 | May 18, 2025 |
| Firefox Developer Edition (zh-TW) | 139.0 | Firefox Developer Edition (zh-TW) 139.0 | May 18, 2025 |
| Mozilla Firefox (ach) | 139.0 | Mozilla Firefox (ach) 139.0 | May 27, 2025 |
| Mozilla Firefox (af) | 139.0 | Mozilla Firefox (af) 139.0 | May 27, 2025 |
| Mozilla Firefox (an) | 139.0 | Mozilla Firefox (an) 139.0 | May 27, 2025 |
| Mozilla Firefox (ar) | 139.0 | Mozilla Firefox (ar) 139.0 | May 27, 2025 |
| Mozilla Firefox (ast) | 139.0 | Mozilla Firefox (ast) 139.0 | May 27, 2025 |
| Mozilla Firefox (az) | 139.0 | Mozilla Firefox (az) 139.0 | May 27, 2025 |
| Mozilla Firefox (be) | 139.0 | Mozilla Firefox (be) 139.0 | May 27, 2025 |
| Mozilla Firefox (bg) | 139.0 | Mozilla Firefox (bg) 139.0 | May 27, 2025 |
| Mozilla Firefox (bn) | 139.0 | Mozilla Firefox (bn) 139.0 | May 27, 2025 |
| Mozilla Firefox (br) | 139.0 | Mozilla Firefox (br) 139.0 | May 27, 2025 |
| Mozilla Firefox (bs) | 139.0 | Mozilla Firefox (bs) 139.0 | May 27, 2025 |
| Mozilla Firefox (ca) | 139.0 | Mozilla Firefox (ca) 139.0 | May 27, 2025 |
| Mozilla Firefox (ca-valencia) | 139.0 | Mozilla Firefox (ca-valencia) 139.0 | May 27, 2025 |
| Mozilla Firefox (cak) | 139.0 | Mozilla Firefox (cak) 139.0 | May 27, 2025 |
| Mozilla Firefox (cs) | 139.0 | Mozilla Firefox (cs) 139.0 | May 27, 2025 |
| Mozilla Firefox (cy) | 139.0 | Mozilla Firefox (cy) 139.0 | May 27, 2025 |
| Mozilla Firefox (da) | 139.0 | Mozilla Firefox (da) 139.0 | May 27, 2025 |
| Mozilla Firefox (de) | 139.0 | Mozilla Firefox (de) 139.0 | May 27, 2025 |
| Mozilla Firefox (dsb) | 139.0 | Mozilla Firefox (dsb) 139.0 | May 27, 2025 |
| Mozilla Firefox (el) | 139.0 | Mozilla Firefox (el) 139.0 | May 27, 2025 |
| Mozilla Firefox (en-CA) | 139.0 | Mozilla Firefox (en-CA) 139.0 | May 27, 2025 |
| Mozilla Firefox (en-GB) | 139.0 | Mozilla Firefox (en-GB) 139.0 | May 27, 2025 |
| Mozilla Firefox (en-US) | 139.0 | Mozilla Firefox (en-US) 139.0 | May 27, 2025 |
| Mozilla Firefox (eo) | 139.0 | Mozilla Firefox (eo) 139.0 | May 27, 2025 |
| Mozilla Firefox (es-AR) | 139.0 | Mozilla Firefox (es-AR) 139.0 | May 27, 2025 |
| Mozilla Firefox (es-CL) | 139.0 | Mozilla Firefox (es-CL) 139.0 | May 27, 2025 |
| Mozilla Firefox (es-ES) | 139.0 | Mozilla Firefox (es-ES) 139.0 | May 27, 2025 |
| Mozilla Firefox (es-MX) | 139.0 | Mozilla Firefox (es-MX) 139.0 | May 27, 2025 |
| Mozilla Firefox (et) | 139.0 | Mozilla Firefox (et) 139.0 | May 27, 2025 |
| Mozilla Firefox (eu) | 139.0 | Mozilla Firefox (eu) 139.0 | May 27, 2025 |
| Mozilla Firefox (fa) | 139.0 | Mozilla Firefox (fa) 139.0 | May 27, 2025 |
| Mozilla Firefox (ff) | 139.0 | Mozilla Firefox (ff) 139.0 | May 27, 2025 |
| Mozilla Firefox (fi) | 139.0 | Mozilla Firefox (fi) 139.0 | May 27, 2025 |
| Mozilla Firefox (fr) | 139.0 | Mozilla Firefox (fr) 139.0 | May 27, 2025 |
| Mozilla Firefox (fur) | 139.0 | Mozilla Firefox (fur) 139.0 | May 27, 2025 |
| Mozilla Firefox (fy-NL) | 139.0 | Mozilla Firefox (fy-NL) 139.0 | May 27, 2025 |
| Mozilla Firefox (ga-IE) | 139.0 | Mozilla Firefox (ga-IE) 139.0 | May 27, 2025 |
| Mozilla Firefox (gd) | 139.0 | Mozilla Firefox (gd) 139.0 | May 27, 2025 |
| Mozilla Firefox (gl) | 139.0 | Mozilla Firefox (gl) 139.0 | May 27, 2025 |
| Mozilla Firefox (gn) | 139.0 | Mozilla Firefox (gn) 139.0 | May 27, 2025 |
| Mozilla Firefox (gu-IN) | 139.0 | Mozilla Firefox (gu-IN) 139.0 | May 27, 2025 |
| Mozilla Firefox (he) | 139.0 | Mozilla Firefox (he) 139.0 | May 27, 2025 |
| Mozilla Firefox (hi-IN) | 139.0 | Mozilla Firefox (hi-IN) 139.0 | May 27, 2025 |
| Mozilla Firefox (hr) | 139.0 | Mozilla Firefox (hr) 139.0 | May 27, 2025 |
| Mozilla Firefox (hsb) | 139.0 | Mozilla Firefox (hsb) 139.0 | May 27, 2025 |
| Mozilla Firefox (hu) | 139.0 | Mozilla Firefox (hu) 139.0 | May 27, 2025 |
| Mozilla Firefox (hy-AM) | 139.0 | Mozilla Firefox (hy-AM) 139.0 | May 27, 2025 |
| Mozilla Firefox (ia) | 139.0 | Mozilla Firefox (ia) 139.0 | May 27, 2025 |
| Mozilla Firefox (id) | 139.0 | Mozilla Firefox (id) 139.0 | May 27, 2025 |
| Mozilla Firefox (is) | 139.0 | Mozilla Firefox (is) 139.0 | May 27, 2025 |
| Mozilla Firefox (it) | 139.0 | Mozilla Firefox (it) 139.0 | May 27, 2025 |
| Mozilla Firefox (ja) | 139.0 | Mozilla Firefox (ja) 139.0 | May 27, 2025 |
| Mozilla Firefox (ka) | 139.0 | Mozilla Firefox (ka) 139.0 | May 27, 2025 |
| Mozilla Firefox (kab) | 139.0 | Mozilla Firefox (kab) 139.0 | May 27, 2025 |
| Mozilla Firefox (kk) | 139.0 | Mozilla Firefox (kk) 139.0 | May 27, 2025 |
| Mozilla Firefox (km) | 139.0 | Mozilla Firefox (km) 139.0 | May 27, 2025 |
| Mozilla Firefox (kn) | 139.0 | Mozilla Firefox (kn) 139.0 | May 27, 2025 |
| Mozilla Firefox (ko) | 139.0 | Mozilla Firefox (ko) 139.0 | May 27, 2025 |
| Mozilla Firefox (lij) | 139.0 | Mozilla Firefox (lij) 139.0 | May 27, 2025 |
| Mozilla Firefox (lt) | 139.0 | Mozilla Firefox (lt) 139.0 | May 27, 2025 |
| Mozilla Firefox (lv) | 139.0 | Mozilla Firefox (lv) 139.0 | May 27, 2025 |
| Mozilla Firefox (mk) | 139.0 | Mozilla Firefox (mk) 139.0 | May 27, 2025 |
| Mozilla Firefox (mr) | 139.0 | Mozilla Firefox (mr) 139.0 | May 27, 2025 |
| Mozilla Firefox (ms) | 139.0 | Mozilla Firefox (ms) 139.0 | May 27, 2025 |
| Mozilla Firefox (my) | 139.0 | Mozilla Firefox (my) 139.0 | May 27, 2025 |
| Mozilla Firefox (nb-NO) | 139.0 | Mozilla Firefox (nb-NO) 139.0 | May 27, 2025 |
| Mozilla Firefox (ne-NP) | 139.0 | Mozilla Firefox (ne-NP) 139.0 | May 27, 2025 |
| Mozilla Firefox (nl) | 139.0 | Mozilla Firefox (nl) 139.0 | May 27, 2025 |
| Mozilla Firefox (nn-NO) | 139.0 | Mozilla Firefox (nn-NO) 139.0 | May 27, 2025 |
| Mozilla Firefox (oc) | 139.0 | Mozilla Firefox (oc) 139.0 | May 27, 2025 |
| Mozilla Firefox (pa-IN) | 139.0 | Mozilla Firefox (pa-IN) 139.0 | May 27, 2025 |
| Mozilla Firefox (pl) | 139.0 | Mozilla Firefox (pl) 139.0 | May 27, 2025 |
| Mozilla Firefox (pt-BR) | 139.0 | Mozilla Firefox (pt-BR) 139.0 | May 27, 2025 |
| Mozilla Firefox (pt-PT) | 139.0 | Mozilla Firefox (pt-PT) 139.0 | May 27, 2025 |
| Mozilla Firefox (rm) | 139.0 | Mozilla Firefox (rm) 139.0 | May 27, 2025 |
| Mozilla Firefox (ro) | 139.0 | Mozilla Firefox (ro) 139.0 | May 27, 2025 |
| Mozilla Firefox (ru) | 139.0 | Mozilla Firefox (ru) 139.0 | May 27, 2025 |
| Mozilla Firefox (sc) | 139.0 | Mozilla Firefox (sc) 139.0 | May 27, 2025 |
| Mozilla Firefox (sco) | 139.0 | Mozilla Firefox (sco) 139.0 | May 27, 2025 |
| Mozilla Firefox (si) | 139.0 | Mozilla Firefox (si) 139.0 | May 27, 2025 |
| Mozilla Firefox (sk) | 139.0 | Mozilla Firefox (sk) 139.0 | May 27, 2025 |
| Mozilla Firefox (sl) | 139.0 | Mozilla Firefox (sl) 139.0 | May 27, 2025 |
| Mozilla Firefox (son) | 139.0 | Mozilla Firefox (son) 139.0 | May 27, 2025 |
| Mozilla Firefox (sq) | 139.0 | Mozilla Firefox (sq) 139.0 | May 27, 2025 |
| Mozilla Firefox (sr) | 139.0 | Mozilla Firefox (sr) 139.0 | May 27, 2025 |
| Mozilla Firefox (sv-SE) | 139.0 | Mozilla Firefox (sv-SE) 139.0 | May 27, 2025 |
| Mozilla Firefox (szl) | 139.0 | Mozilla Firefox (szl) 139.0 | May 27, 2025 |
| Mozilla Firefox (ta) | 139.0 | Mozilla Firefox (ta) 139.0 | May 27, 2025 |
| Mozilla Firefox (te) | 139.0 | Mozilla Firefox (te) 139.0 | May 27, 2025 |
| Mozilla Firefox (tg) | 139.0 | Mozilla Firefox (tg) 139.0 | May 27, 2025 |
| Mozilla Firefox (th) | 139.0 | Mozilla Firefox (th) 139.0 | May 27, 2025 |
| Mozilla Firefox (tl) | 139.0 | Mozilla Firefox (tl) 139.0 | May 27, 2025 |
| Mozilla Firefox (tr) | 139.0 | Mozilla Firefox (tr) 139.0 | May 27, 2025 |
| Mozilla Firefox (trs) | 139.0 | Mozilla Firefox (trs) 139.0 | May 27, 2025 |
| Mozilla Firefox (uk) | 139.0 | Mozilla Firefox (uk) 139.0 | May 27, 2025 |
| Mozilla Firefox (ur) | 139.0 | Mozilla Firefox (ur) 139.0 | May 27, 2025 |
| Mozilla Firefox (uz) | 139.0 | Mozilla Firefox (uz) 139.0 | May 27, 2025 |
| Mozilla Firefox (vi) | 139.0 | Mozilla Firefox (vi) 139.0 | May 27, 2025 |
| Mozilla Firefox (xh) | 139.0 | Mozilla Firefox (xh) 139.0 | May 27, 2025 |
| Mozilla Firefox (zh-CN) | 139.0 | Mozilla Firefox (zh-CN) 139.0 | May 27, 2025 |
| Mozilla Firefox (zh-TW) | 139.0 | Mozilla Firefox (zh-TW) 139.0 | May 27, 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) | 139.0 | Mozilla Thunderbird (af) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (ar) | 139.0 | Mozilla Thunderbird (ar) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (ast) | 139.0 | Mozilla Thunderbird (ast) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (be) | 139.0 | Mozilla Thunderbird (be) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (bg) | 139.0 | Mozilla Thunderbird (bg) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (br) | 139.0 | Mozilla Thunderbird (br) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (ca) | 139.0 | Mozilla Thunderbird (ca) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (cak) | 139.0 | Mozilla Thunderbird (cak) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (cs) | 139.0 | Mozilla Thunderbird (cs) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (cy) | 139.0 | Mozilla Thunderbird (cy) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (da) | 139.0 | Mozilla Thunderbird (da) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (de) | 139.0 | Mozilla Thunderbird (de) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (dsb) | 139.0 | Mozilla Thunderbird (dsb) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (el) | 139.0 | Mozilla Thunderbird (el) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (en-CA) | 139.0 | Mozilla Thunderbird (en-CA) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (en-GB) | 139.0 | Mozilla Thunderbird (en-GB) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (en-US) | 139.0 | Mozilla Thunderbird (en-US) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (es-AR) | 139.0 | Mozilla Thunderbird (es-AR) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (es-ES) | 139.0 | Mozilla Thunderbird (es-ES) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (es-MX) | 139.0 | Mozilla Thunderbird (es-MX) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (et) | 139.0 | Mozilla Thunderbird (et) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (eu) | 139.0 | Mozilla Thunderbird (eu) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (fi) | 139.0 | Mozilla Thunderbird (fi) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (fr) | 139.0 | Mozilla Thunderbird (fr) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (fy-NL) | 139.0 | Mozilla Thunderbird (fy-NL) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (ga-IE) | 139.0 | Mozilla Thunderbird (ga-IE) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (gd) | 139.0 | Mozilla Thunderbird (gd) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (gl) | 139.0 | Mozilla Thunderbird (gl) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (he) | 139.0 | Mozilla Thunderbird (he) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (hr) | 139.0 | Mozilla Thunderbird (hr) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (hsb) | 139.0 | Mozilla Thunderbird (hsb) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (hu) | 139.0 | Mozilla Thunderbird (hu) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (hy-AM) | 139.0 | Mozilla Thunderbird (hy-AM) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (id) | 139.0 | Mozilla Thunderbird (id) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (is) | 139.0 | Mozilla Thunderbird (is) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (it) | 139.0 | Mozilla Thunderbird (it) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (ja) | 139.0 | Mozilla Thunderbird (ja) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (ka) | 139.0 | Mozilla Thunderbird (ka) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (kab) | 139.0 | Mozilla Thunderbird (kab) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (kk) | 139.0 | Mozilla Thunderbird (kk) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (ko) | 139.0 | Mozilla Thunderbird (ko) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (lt) | 139.0 | Mozilla Thunderbird (lt) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (lv) | 139.0 | Mozilla Thunderbird (lv) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (ms) | 139.0 | Mozilla Thunderbird (ms) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (nb-NO) | 139.0 | Mozilla Thunderbird (nb-NO) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (nl) | 139.0 | Mozilla Thunderbird (nl) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (nn-NO) | 139.0 | Mozilla Thunderbird (nn-NO) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (pa-IN) | 139.0 | Mozilla Thunderbird (pa-IN) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (pl) | 139.0 | Mozilla Thunderbird (pl) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (pt-BR) | 139.0 | Mozilla Thunderbird (pt-BR) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (pt-PT) | 139.0 | Mozilla Thunderbird (pt-PT) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (rm) | 139.0 | Mozilla Thunderbird (rm) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (ro) | 139.0 | Mozilla Thunderbird (ro) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (ru) | 139.0 | Mozilla Thunderbird (ru) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (sk) | 139.0 | Mozilla Thunderbird (sk) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (sl) | 139.0 | Mozilla Thunderbird (sl) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (sq) | 139.0 | Mozilla Thunderbird (sq) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (sr) | 139.0 | Mozilla Thunderbird (sr) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (sv-SE) | 139.0 | Mozilla Thunderbird (sv-SE) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (th) | 139.0 | Mozilla Thunderbird (th) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (tr) | 139.0 | Mozilla Thunderbird (tr) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (uk) | 139.0 | Mozilla Thunderbird (uk) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (uz) | 139.0 | Mozilla Thunderbird (uz) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (vi) | 139.0 | Mozilla Thunderbird (vi) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (zh-CN) | 139.0 | Mozilla Thunderbird (zh-CN) 139.0 | May 27, 2025 |
| Mozilla Thunderbird (zh-TW) | 139.0 | Mozilla Thunderbird (zh-TW) 139.0 | May 27, 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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