CVE-2025-5269
Memory safety bug fixed in Firefox ESR 128.11 and Thunderbird 128.11
CVE-2025-5269 is fixed in 249 products on 2 platforms, first by Firefox Developer Edition (en-US) 129.0, released July 9, 2024. It is not reported as exploited. Patch Radar priority: High.
HighFixed on 2 platforms
CVSS
8.8
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0048
41st percentile
Memory safety bug present in Firefox ESR 128.10, and Thunderbird 128.10. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox ESR 128.11 and Thunderbird 128.11.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Firefox Developer Edition (en-US) | 129.0 | Firefox Developer Edition (en-US) 129.0 | Jul 9, 2024 |
| Mozilla Firefox (en-US) | 129.0 | Mozilla Firefox (en-US) 129.0 | Aug 6, 2024 |
| Mozilla Firefox ESR (ach) | 128.11.0 | Mozilla Firefox ESR (ach) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (af) | 128.11.0 | Mozilla Firefox ESR (af) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (an) | 128.11.0 | Mozilla Firefox ESR (an) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ar) | 128.11.0 | Mozilla Firefox ESR (ar) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ast) | 128.11.0 | Mozilla Firefox ESR (ast) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (az) | 128.11.0 | Mozilla Firefox ESR (az) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (be) | 128.11.0 | Mozilla Firefox ESR (be) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (bg) | 128.11.0 | Mozilla Firefox ESR (bg) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (bn) | 128.11.0 | Mozilla Firefox ESR (bn) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (br) | 128.11.0 | Mozilla Firefox ESR (br) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (bs) | 128.11.0 | Mozilla Firefox ESR (bs) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ca) | 128.11.0 | Mozilla Firefox ESR (ca) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ca-valencia) | 128.11.0 | Mozilla Firefox ESR (ca-valencia) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (cak) | 128.11.0 | Mozilla Firefox ESR (cak) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (cs) | 128.11.0 | Mozilla Firefox ESR (cs) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (cy) | 128.11.0 | Mozilla Firefox ESR (cy) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (da) | 128.11.0 | Mozilla Firefox ESR (da) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (de) | 128.11.0 | Mozilla Firefox ESR (de) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (dsb) | 128.11.0 | Mozilla Firefox ESR (dsb) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (el) | 128.11.0 | Mozilla Firefox ESR (el) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (en-CA) | 128.11.0 | Mozilla Firefox ESR (en-CA) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (en-GB) | 128.11.0 | Mozilla Firefox ESR (en-GB) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (en-US) | 128.11.0 | Mozilla Firefox ESR (en-US) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (eo) | 128.11.0 | Mozilla Firefox ESR (eo) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (es-AR) | 128.11.0 | Mozilla Firefox ESR (es-AR) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (es-CL) | 128.11.0 | Mozilla Firefox ESR (es-CL) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (es-ES) | 128.11.0 | Mozilla Firefox ESR (es-ES) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (es-MX) | 128.11.0 | Mozilla Firefox ESR (es-MX) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (et) | 128.11.0 | Mozilla Firefox ESR (et) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (eu) | 128.11.0 | Mozilla Firefox ESR (eu) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (fa) | 128.11.0 | Mozilla Firefox ESR (fa) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ff) | 128.11.0 | Mozilla Firefox ESR (ff) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (fi) | 128.11.0 | Mozilla Firefox ESR (fi) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (fr) | 128.11.0 | Mozilla Firefox ESR (fr) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (fur) | 128.11.0 | Mozilla Firefox ESR (fur) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (fy-NL) | 128.11.0 | Mozilla Firefox ESR (fy-NL) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ga-IE) | 128.11.0 | Mozilla Firefox ESR (ga-IE) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (gd) | 128.11.0 | Mozilla Firefox ESR (gd) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (gl) | 128.11.0 | Mozilla Firefox ESR (gl) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (gn) | 128.11.0 | Mozilla Firefox ESR (gn) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (gu-IN) | 128.11.0 | Mozilla Firefox ESR (gu-IN) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (he) | 128.11.0 | Mozilla Firefox ESR (he) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (hi-IN) | 128.11.0 | Mozilla Firefox ESR (hi-IN) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (hr) | 128.11.0 | Mozilla Firefox ESR (hr) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (hsb) | 128.11.0 | Mozilla Firefox ESR (hsb) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (hu) | 128.11.0 | Mozilla Firefox ESR (hu) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (hy-AM) | 128.11.0 | Mozilla Firefox ESR (hy-AM) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ia) | 128.11.0 | Mozilla Firefox ESR (ia) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (id) | 128.11.0 | Mozilla Firefox ESR (id) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (is) | 128.11.0 | Mozilla Firefox ESR (is) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (it) | 128.11.0 | Mozilla Firefox ESR (it) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ja) | 128.11.0 | Mozilla Firefox ESR (ja) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ka) | 128.11.0 | Mozilla Firefox ESR (ka) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (kab) | 128.11.0 | Mozilla Firefox ESR (kab) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (kk) | 128.11.0 | Mozilla Firefox ESR (kk) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (km) | 128.11.0 | Mozilla Firefox ESR (km) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (kn) | 128.11.0 | Mozilla Firefox ESR (kn) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ko) | 128.11.0 | Mozilla Firefox ESR (ko) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (lij) | 128.11.0 | Mozilla Firefox ESR (lij) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (lt) | 128.11.0 | Mozilla Firefox ESR (lt) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (lv) | 128.11.0 | Mozilla Firefox ESR (lv) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (mk) | 128.11.0 | Mozilla Firefox ESR (mk) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (mr) | 128.11.0 | Mozilla Firefox ESR (mr) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ms) | 128.11.0 | Mozilla Firefox ESR (ms) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (my) | 128.11.0 | Mozilla Firefox ESR (my) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (nb-NO) | 128.11.0 | Mozilla Firefox ESR (nb-NO) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ne-NP) | 128.11.0 | Mozilla Firefox ESR (ne-NP) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (nl) | 128.11.0 | Mozilla Firefox ESR (nl) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (nn-NO) | 128.11.0 | Mozilla Firefox ESR (nn-NO) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (oc) | 128.11.0 | Mozilla Firefox ESR (oc) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (pa-IN) | 128.11.0 | Mozilla Firefox ESR (pa-IN) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (pl) | 128.11.0 | Mozilla Firefox ESR (pl) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (pt-BR) | 128.11.0 | Mozilla Firefox ESR (pt-BR) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (pt-PT) | 128.11.0 | Mozilla Firefox ESR (pt-PT) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (rm) | 128.11.0 | Mozilla Firefox ESR (rm) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ro) | 128.11.0 | Mozilla Firefox ESR (ro) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ru) | 128.11.0 | Mozilla Firefox ESR (ru) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (sat) | 140.13.0 | Mozilla Firefox ESR (sat) 140.13.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sc) | 128.11.0 | Mozilla Firefox ESR (sc) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (sco) | 128.11.0 | Mozilla Firefox ESR (sco) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (si) | 128.11.0 | Mozilla Firefox ESR (si) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (sk) | 128.11.0 | Mozilla Firefox ESR (sk) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (sl) | 128.11.0 | Mozilla Firefox ESR (sl) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (son) | 128.11.0 | Mozilla Firefox ESR (son) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (sq) | 128.11.0 | Mozilla Firefox ESR (sq) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (sr) | 128.11.0 | Mozilla Firefox ESR (sr) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (sv-SE) | 128.11.0 | Mozilla Firefox ESR (sv-SE) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (szl) | 128.11.0 | Mozilla Firefox ESR (szl) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ta) | 128.11.0 | Mozilla Firefox ESR (ta) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (te) | 128.11.0 | Mozilla Firefox ESR (te) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (tg) | 128.11.0 | Mozilla Firefox ESR (tg) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (th) | 128.11.0 | Mozilla Firefox ESR (th) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (tl) | 128.11.0 | Mozilla Firefox ESR (tl) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (tr) | 128.11.0 | Mozilla Firefox ESR (tr) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (trs) | 128.11.0 | Mozilla Firefox ESR (trs) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (uk) | 128.11.0 | Mozilla Firefox ESR (uk) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (ur) | 128.11.0 | Mozilla Firefox ESR (ur) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (uz) | 128.11.0 | Mozilla Firefox ESR (uz) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (vi) | 128.11.0 | Mozilla Firefox ESR (vi) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (xh) | 128.11.0 | Mozilla Firefox ESR (xh) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (zh-CN) | 128.11.0 | Mozilla Firefox ESR (zh-CN) 128.11.0 | May 27, 2025 |
| Mozilla Firefox ESR (zh-TW) | 128.11.0 | Mozilla Firefox ESR (zh-TW) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird (af) | 136.0 | Mozilla Thunderbird (af) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (ar) | 136.0 | Mozilla Thunderbird (ar) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (ast) | 136.0 | Mozilla Thunderbird (ast) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (be) | 136.0 | Mozilla Thunderbird (be) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (bg) | 136.0 | Mozilla Thunderbird (bg) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (br) | 136.0 | Mozilla Thunderbird (br) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (ca) | 136.0 | Mozilla Thunderbird (ca) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (cs) | 136.0 | Mozilla Thunderbird (cs) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (cy) | 136.0 | Mozilla Thunderbird (cy) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (da) | 136.0 | Mozilla Thunderbird (da) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (de) | 136.0 | Mozilla Thunderbird (de) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (dsb) | 136.0 | Mozilla Thunderbird (dsb) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (el) | 136.0 | Mozilla Thunderbird (el) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (en-CA) | 136.0 | Mozilla Thunderbird (en-CA) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (en-GB) | 136.0 | Mozilla Thunderbird (en-GB) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (en-US) | 136.0 | Mozilla Thunderbird (en-US) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (es-AR) | 136.0 | Mozilla Thunderbird (es-AR) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (es-ES) | 136.0 | Mozilla Thunderbird (es-ES) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (es-MX) | 136.0 | Mozilla Thunderbird (es-MX) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (et) | 136.0 | Mozilla Thunderbird (et) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (eu) | 136.0 | Mozilla Thunderbird (eu) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (fi) | 136.0 | Mozilla Thunderbird (fi) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (fr) | 136.0 | Mozilla Thunderbird (fr) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (fy-NL) | 136.0 | Mozilla Thunderbird (fy-NL) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (ga-IE) | 136.0 | Mozilla Thunderbird (ga-IE) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (gd) | 136.0 | Mozilla Thunderbird (gd) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (gl) | 136.0 | Mozilla Thunderbird (gl) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (he) | 136.0 | Mozilla Thunderbird (he) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (hr) | 136.0 | Mozilla Thunderbird (hr) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (hsb) | 136.0 | Mozilla Thunderbird (hsb) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (hu) | 136.0 | Mozilla Thunderbird (hu) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (hy-AM) | 136.0 | Mozilla Thunderbird (hy-AM) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (id) | 136.0 | Mozilla Thunderbird (id) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (is) | 136.0 | Mozilla Thunderbird (is) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (it) | 136.0 | Mozilla Thunderbird (it) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (ja) | 136.0 | Mozilla Thunderbird (ja) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (ka) | 136.0 | Mozilla Thunderbird (ka) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (kab) | 136.0 | Mozilla Thunderbird (kab) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (kk) | 136.0 | Mozilla Thunderbird (kk) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (ko) | 136.0 | Mozilla Thunderbird (ko) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (lt) | 136.0 | Mozilla Thunderbird (lt) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (lv) | 136.0 | Mozilla Thunderbird (lv) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (ms) | 136.0 | Mozilla Thunderbird (ms) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (nb-NO) | 136.0 | Mozilla Thunderbird (nb-NO) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (nl) | 136.0 | Mozilla Thunderbird (nl) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (nn-NO) | 136.0 | Mozilla Thunderbird (nn-NO) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (pa-IN) | 136.0 | Mozilla Thunderbird (pa-IN) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (pl) | 136.0 | Mozilla Thunderbird (pl) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (pt-BR) | 136.0 | Mozilla Thunderbird (pt-BR) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (pt-PT) | 136.0 | Mozilla Thunderbird (pt-PT) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (rm) | 136.0 | Mozilla Thunderbird (rm) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (ro) | 136.0 | Mozilla Thunderbird (ro) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (ru) | 136.0 | Mozilla Thunderbird (ru) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (sk) | 136.0 | Mozilla Thunderbird (sk) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (sl) | 136.0 | Mozilla Thunderbird (sl) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (sq) | 136.0 | Mozilla Thunderbird (sq) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (sr) | 136.0 | Mozilla Thunderbird (sr) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (sv-SE) | 136.0 | Mozilla Thunderbird (sv-SE) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (th) | 136.0 | Mozilla Thunderbird (th) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (tr) | 136.0 | Mozilla Thunderbird (tr) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (uk) | 136.0 | Mozilla Thunderbird (uk) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (uz) | 136.0 | Mozilla Thunderbird (uz) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (vi) | 136.0 | Mozilla Thunderbird (vi) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (zh-CN) | 136.0 | Mozilla Thunderbird (zh-CN) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird (zh-TW) | 136.0 | Mozilla Thunderbird (zh-TW) 136.0 | Mar 4, 2025 |
| Mozilla Thunderbird ESR (af) | 128.11.0 | Mozilla Thunderbird ESR (af) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (ar) | 128.11.0 | Mozilla Thunderbird ESR (ar) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (ast) | 128.11.0 | Mozilla Thunderbird ESR (ast) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (be) | 128.11.0 | Mozilla Thunderbird ESR (be) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (bg) | 128.11.0 | Mozilla Thunderbird ESR (bg) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (br) | 128.11.0 | Mozilla Thunderbird ESR (br) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (ca) | 128.11.0 | Mozilla Thunderbird ESR (ca) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (cak) | 128.11.0 | Mozilla Thunderbird ESR (cak) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (cs) | 128.11.0 | Mozilla Thunderbird ESR (cs) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (cy) | 128.11.0 | Mozilla Thunderbird ESR (cy) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (da) | 128.11.0 | Mozilla Thunderbird ESR (da) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (de) | 128.11.0 | Mozilla Thunderbird ESR (de) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (dsb) | 128.11.0 | Mozilla Thunderbird ESR (dsb) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (el) | 128.11.0 | Mozilla Thunderbird ESR (el) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (en-CA) | 128.11.0 | Mozilla Thunderbird ESR (en-CA) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (en-GB) | 128.11.0 | Mozilla Thunderbird ESR (en-GB) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (en-US) | 128.11.0 | Mozilla Thunderbird ESR (en-US) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (es-AR) | 128.11.0 | Mozilla Thunderbird ESR (es-AR) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (es-ES) | 128.11.0 | Mozilla Thunderbird ESR (es-ES) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (es-MX) | 128.11.0 | Mozilla Thunderbird ESR (es-MX) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (et) | 128.11.0 | Mozilla Thunderbird ESR (et) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (eu) | 128.11.0 | Mozilla Thunderbird ESR (eu) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (fi) | 128.11.0 | Mozilla Thunderbird ESR (fi) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (fr) | 128.11.0 | Mozilla Thunderbird ESR (fr) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (fy-NL) | 128.11.0 | Mozilla Thunderbird ESR (fy-NL) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (ga-IE) | 128.11.0 | Mozilla Thunderbird ESR (ga-IE) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (gd) | 128.11.0 | Mozilla Thunderbird ESR (gd) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (gl) | 128.11.0 | Mozilla Thunderbird ESR (gl) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (he) | 128.11.0 | Mozilla Thunderbird ESR (he) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (hr) | 128.11.0 | Mozilla Thunderbird ESR (hr) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (hsb) | 128.11.0 | Mozilla Thunderbird ESR (hsb) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (hu) | 128.11.0 | Mozilla Thunderbird ESR (hu) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (hy-AM) | 128.11.0 | Mozilla Thunderbird ESR (hy-AM) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (id) | 128.11.0 | Mozilla Thunderbird ESR (id) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (is) | 128.11.0 | Mozilla Thunderbird ESR (is) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (it) | 128.11.0 | Mozilla Thunderbird ESR (it) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (ja) | 128.11.0 | Mozilla Thunderbird ESR (ja) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (ka) | 128.11.0 | Mozilla Thunderbird ESR (ka) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (kab) | 128.11.0 | Mozilla Thunderbird ESR (kab) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (kk) | 128.11.0 | Mozilla Thunderbird ESR (kk) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (ko) | 128.11.0 | Mozilla Thunderbird ESR (ko) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (lt) | 128.11.0 | Mozilla Thunderbird ESR (lt) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (lv) | 128.11.0 | Mozilla Thunderbird ESR (lv) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (ms) | 128.11.0 | Mozilla Thunderbird ESR (ms) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (nb-NO) | 128.11.0 | Mozilla Thunderbird ESR (nb-NO) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (nl) | 128.11.0 | Mozilla Thunderbird ESR (nl) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (nn-NO) | 128.11.0 | Mozilla Thunderbird ESR (nn-NO) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (pa-IN) | 128.11.0 | Mozilla Thunderbird ESR (pa-IN) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (pl) | 128.11.0 | Mozilla Thunderbird ESR (pl) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (pt-BR) | 128.11.0 | Mozilla Thunderbird ESR (pt-BR) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (pt-PT) | 128.11.0 | Mozilla Thunderbird ESR (pt-PT) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (rm) | 128.11.0 | Mozilla Thunderbird ESR (rm) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (ro) | 128.11.0 | Mozilla Thunderbird ESR (ro) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (ru) | 128.11.0 | Mozilla Thunderbird ESR (ru) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (sk) | 128.11.0 | Mozilla Thunderbird ESR (sk) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (sl) | 128.11.0 | Mozilla Thunderbird ESR (sl) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (sq) | 128.11.0 | Mozilla Thunderbird ESR (sq) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (sr) | 128.11.0 | Mozilla Thunderbird ESR (sr) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (sv-SE) | 128.11.0 | Mozilla Thunderbird ESR (sv-SE) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (th) | 128.11.0 | Mozilla Thunderbird ESR (th) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (tr) | 128.11.0 | Mozilla Thunderbird ESR (tr) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (uk) | 128.11.0 | Mozilla Thunderbird ESR (uk) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (uz) | 128.11.0 | Mozilla Thunderbird ESR (uz) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (vi) | 128.11.0 | Mozilla Thunderbird ESR (vi) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (zh-CN) | 128.11.0 | Mozilla Thunderbird ESR (zh-CN) 128.11.0 | May 27, 2025 |
| Mozilla Thunderbird ESR (zh-TW) | 128.11.0 | Mozilla Thunderbird ESR (zh-TW) 128.11.0 | May 27, 2025 |
| Linux | |||
| MozillaFirefox · opensuse-leap 15.6 | 128.11.0-150200.152.185.1 | SUSE-SU-2025:01814-1 | Jun 4, 2025 |
| MozillaFirefox · sles 15.6 | 128.11.0-150200.152.185.1 | SUSE-SU-2025:01814-1 | Jun 4, 2025 |
| MozillaFirefox · sles 15.7 | 128.11.0-150200.152.185.1 | SUSE-SU-2025:01814-1 | Jun 4, 2025 |
| MozillaThunderbird · opensuse-leap 15.6 | 128.11.0-150200.8.221.1 | SUSE-SU-2025:01946-1 | Jun 13, 2025 |
| MozillaThunderbird · sles 15.6 | 128.11.0-150200.8.221.1 | SUSE-SU-2025:01946-1 | Jun 13, 2025 |
| MozillaThunderbird · sles 15.7 | 128.11.0-150200.8.221.1 | SUSE-SU-2025:01946-1 | Jun 13, 2025 |
| firefox · RHEL 10 | 128.11.0-1.el10_0 | RHSA-2025:8341 | May 27, 2025 |
| firefox · RHEL 8 | 0:128.11.0-1.el8_10 | RHSA-2025:8308 | May 29, 2025 |
| firefox · RHEL 9 | 0:128.11.0-1.el9_6 | RHSA-2025:8293 | May 29, 2025 |
| firefox · almalinux 10 | 128.11.0-1.el10_0 | ALSA-2025:8341 | Jun 2, 2025 |
| firefox · almalinux 8 | 128.11.0-1.el8_10.alma.1 | ALSA-2025:8308 | May 29, 2025 |
| firefox · almalinux 9 | 128.11.0-1.el9_6.alma.1 | ALSA-2025:8293 | May 29, 2025 |
| firefox · amzn 2023 | 128.11.0-1.amzn2023.0.2 | ALAS2023-2025-996 | Jun 4, 2025 |
| firefox · ol 10 | 0:128.11.0-1.0.1.el10_0 | ELSA-2025-8341 | Jun 27, 2025 |
| firefox · ol 8 | 0:128.11.0-1.0.1.el8_10 | ELSA-2025-8308 | May 29, 2025 |
| firefox · ol 9 | 0:128.11.0-1.0.1.el9_6 | ELSA-2025-8293 | May 29, 2025 |
| firefox · rocky 10 | 0:128.11.0-1.el10_0 | RLSA-2025:8341 | Oct 3, 2025 |
| firefox · rocky 8 | 0:128.11.0-1.el8_10 | RLSA-2025:8308 | Jul 29, 2025 |
| firefox · rocky 9 | 0:128.11.0-1.el9_6 | RLSA-2025:8293 | Oct 4, 2025 |
| firefox-debuginfo · amzn 2023 | 128.11.0-1.amzn2023.0.2 | ALAS2023-2025-996 | Jun 4, 2025 |
| firefox-debugsource · amzn 2023 | 128.11.0-1.amzn2023.0.2 | ALAS2023-2025-996 | Jun 4, 2025 |
| firefox-esr · Debian 12.15 (bookworm) | 128.11.0esr-1~deb12u1 | DEBIAN-CVE-2025-5269 | May 27, 2025 |
| firefox-esr · Debian 13.5 (trixie) | 128.11.0esr-1 | DEBIAN-CVE-2025-5269 | May 27, 2025 |
| firefox-esr · Debian 14 | 128.11.0esr-1 | DEBIAN-CVE-2025-5269 | May 27, 2025 |
| firefox-x11 · RHEL 9 | 0:128.11.0-1.el9_6 | RHSA-2025:8293 | May 29, 2025 |
| firefox-x11 · almalinux 9 | 128.11.0-1.el9_6.alma.1 | ALSA-2025:8293 | May 29, 2025 |
| firefox-x11 · ol 9 | 0:128.11.0-1.0.1.el9_6 | ELSA-2025-8293 | May 29, 2025 |
| mozjs128 · opensuse-leap 16.0 | 128.14.0-160000.1.1 | OPENSUSE-SU-2025:20135-1 | Dec 3, 2025 |
| mozjs128 · sles 16.0 | 128.14.0-160000.1.1 | SUSE-SU-2025:21170-1 | Dec 3, 2025 |
| thunderbird · Debian 12.15 (bookworm) | 1:128.11.0esr-1~deb12u1 | DEBIAN-CVE-2025-5269 | May 27, 2025 |
| thunderbird · Debian 13.5 (trixie) | 1:128.11.0esr-1 | DEBIAN-CVE-2025-5269 | May 27, 2025 |
| thunderbird · Debian 14 | 1:128.11.0esr-1 | DEBIAN-CVE-2025-5269 | May 27, 2025 |
| thunderbird · RHEL 10 | 128.11.0-1.el10_0 | RHSA-2025:8608 | May 27, 2025 |
| thunderbird · RHEL 8 | 0:128.11.0-1.el8_10 | RHSA-2025:8756 | Jun 10, 2025 |
| thunderbird · RHEL 9 | 0:128.11.0-1.el9_6 | RHSA-2025:8607 | Jun 5, 2025 |
| thunderbird · Ubuntu 22.04.1 LTS (jammy) | 1:128.12.0+build1-0ubuntu0.22.04.1 | thunderbird 1:128.12.0+build1-0ubuntu0.22.04.1 | Jun 24, 2025 |
| thunderbird · almalinux 10 | 128.11.0-1.el10_0.alma.1 | ALSA-2025:8608 | Jun 5, 2025 |
| thunderbird · almalinux 8 | 128.11.0-1.el8_10.alma.1 | ALSA-2025:8756 | Jun 10, 2025 |
| thunderbird · almalinux 9 | 128.11.0-1.el9_6.alma.1 | ALSA-2025:8607 | Jun 5, 2025 |
| thunderbird · ol 10 | 0:128.11.0-1.0.1.el10_0 | ELSA-2025-8608 | Jun 27, 2025 |
| thunderbird · ol 8 | 0:128.11.0-1.0.1.el8_10 | ELSA-2025-8756 | Jun 10, 2025 |
| thunderbird · ol 9 | 0:128.11.0-1.0.1.el9_6 | ELSA-2025-8607 | Jun 6, 2025 |
| thunderbird · rocky 10 | 0:128.11.0-1.el10_0 | RLSA-2025:8608 | Oct 3, 2025 |
| thunderbird · rocky 8 | 0:128.11.0-1.el8_10 | RLSA-2025:8756 | Jul 29, 2025 |
| thunderbird · rocky 9 | 0:128.11.0-1.el9_6 | RLSA-2025:8607 | Oct 4, 2025 |
| thunderbird-gnome-support · Ubuntu 22.04.1 LTS (jammy) | 1:128.12.0+build1-0ubuntu0.22.04.1 | thunderbird-gnome-support 1:128.12.0+build1-0ubuntu0.22.04.1 | Jun 24, 2025 |
| thunderbird-mozsymbols · Ubuntu 22.04.1 LTS (jammy) | 1:128.12.0+build1-0ubuntu0.22.04.1 | thunderbird-mozsymbols 1:128.12.0+build1-0ubuntu0.22.04.1 | Jun 24, 2025 |
| xul-ext-calendar-timezones · Ubuntu 22.04.1 LTS (jammy) | 1:128.12.0+build1-0ubuntu0.22.04.1 | xul-ext-calendar-timezones 1:128.12.0+build1-0ubuntu0.22.04.1 | Jun 24, 2025 |
| xul-ext-gdata-provider · Ubuntu 22.04.1 LTS (jammy) | 1:128.12.0+build1-0ubuntu0.22.04.1 | xul-ext-gdata-provider 1:128.12.0+build1-0ubuntu0.22.04.1 | Jun 24, 2025 |
| xul-ext-lightning · Ubuntu 22.04.1 LTS (jammy) | 1:128.12.0+build1-0ubuntu0.22.04.1 | xul-ext-lightning 1:128.12.0+build1-0ubuntu0.22.04.1 | Jun 24, 2025 |
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