CVE-2025-6427
connect-src Content Security Policy restriction could be bypassed
CVE-2025-6427 is fixed in 314 products on 2 platforms, first by Firefox Developer Edition (ach) 140.0, released June 13, 2025. It is not reported as exploited. Patch Radar priority: High.
HighFixed on 2 platforms
CVSS
9.1
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0037
30th percentile
An attacker was able to bypass the `connect-src` directive of a Content Security Policy by manipulating subdocuments. This would have also hidden the connections from the Network tab in Devtools. This vulnerability was fixed in Firefox 140 and Thunderbird 140.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Firefox Developer Edition (ach) | 140.0 | Firefox Developer Edition (ach) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (af) | 140.0 | Firefox Developer Edition (af) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (an) | 140.0 | Firefox Developer Edition (an) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ar) | 140.0 | Firefox Developer Edition (ar) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ast) | 140.0 | Firefox Developer Edition (ast) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (az) | 140.0 | Firefox Developer Edition (az) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (be) | 140.0 | Firefox Developer Edition (be) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (bg) | 140.0 | Firefox Developer Edition (bg) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (bn) | 140.0 | Firefox Developer Edition (bn) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (br) | 140.0 | Firefox Developer Edition (br) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (bs) | 140.0 | Firefox Developer Edition (bs) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ca) | 140.0 | Firefox Developer Edition (ca) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ca-valencia) | 140.0 | Firefox Developer Edition (ca-valencia) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (cak) | 140.0 | Firefox Developer Edition (cak) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (cs) | 140.0 | Firefox Developer Edition (cs) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (cy) | 140.0 | Firefox Developer Edition (cy) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (da) | 140.0 | Firefox Developer Edition (da) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (de) | 140.0 | Firefox Developer Edition (de) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (dsb) | 140.0 | Firefox Developer Edition (dsb) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (el) | 140.0 | Firefox Developer Edition (el) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (en-CA) | 140.0 | Firefox Developer Edition (en-CA) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (en-GB) | 140.0 | Firefox Developer Edition (en-GB) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (en-US) | 140.0 | Firefox Developer Edition (en-US) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (eo) | 140.0 | Firefox Developer Edition (eo) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (es-AR) | 140.0 | Firefox Developer Edition (es-AR) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (es-CL) | 140.0 | Firefox Developer Edition (es-CL) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (es-ES) | 140.0 | Firefox Developer Edition (es-ES) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (es-MX) | 140.0 | Firefox Developer Edition (es-MX) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (et) | 140.0 | Firefox Developer Edition (et) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (eu) | 140.0 | Firefox Developer Edition (eu) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (fa) | 140.0 | Firefox Developer Edition (fa) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ff) | 140.0 | Firefox Developer Edition (ff) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (fi) | 140.0 | Firefox Developer Edition (fi) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (fr) | 140.0 | Firefox Developer Edition (fr) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (fur) | 140.0 | Firefox Developer Edition (fur) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (fy-NL) | 140.0 | Firefox Developer Edition (fy-NL) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ga-IE) | 140.0 | Firefox Developer Edition (ga-IE) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (gd) | 140.0 | Firefox Developer Edition (gd) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (gl) | 140.0 | Firefox Developer Edition (gl) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (gn) | 140.0 | Firefox Developer Edition (gn) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (gu-IN) | 140.0 | Firefox Developer Edition (gu-IN) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (he) | 140.0 | Firefox Developer Edition (he) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (hi-IN) | 140.0 | Firefox Developer Edition (hi-IN) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (hr) | 140.0 | Firefox Developer Edition (hr) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (hsb) | 140.0 | Firefox Developer Edition (hsb) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (hu) | 140.0 | Firefox Developer Edition (hu) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (hy-AM) | 140.0 | Firefox Developer Edition (hy-AM) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ia) | 140.0 | Firefox Developer Edition (ia) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (id) | 140.0 | Firefox Developer Edition (id) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (is) | 140.0 | Firefox Developer Edition (is) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (it) | 140.0 | Firefox Developer Edition (it) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ja) | 140.0 | Firefox Developer Edition (ja) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ka) | 140.0 | Firefox Developer Edition (ka) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (kab) | 140.0 | Firefox Developer Edition (kab) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (kk) | 140.0 | Firefox Developer Edition (kk) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (km) | 140.0 | Firefox Developer Edition (km) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (kn) | 140.0 | Firefox Developer Edition (kn) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ko) | 140.0 | Firefox Developer Edition (ko) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (lij) | 140.0 | Firefox Developer Edition (lij) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (lt) | 140.0 | Firefox Developer Edition (lt) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (lv) | 140.0 | Firefox Developer Edition (lv) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (mk) | 140.0 | Firefox Developer Edition (mk) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (mr) | 140.0 | Firefox Developer Edition (mr) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ms) | 140.0 | Firefox Developer Edition (ms) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (my) | 140.0 | Firefox Developer Edition (my) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (nb-NO) | 140.0 | Firefox Developer Edition (nb-NO) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ne-NP) | 140.0 | Firefox Developer Edition (ne-NP) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (nl) | 140.0 | Firefox Developer Edition (nl) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (nn-NO) | 140.0 | Firefox Developer Edition (nn-NO) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (oc) | 140.0 | Firefox Developer Edition (oc) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (pa-IN) | 140.0 | Firefox Developer Edition (pa-IN) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (pl) | 140.0 | Firefox Developer Edition (pl) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (pt-BR) | 140.0 | Firefox Developer Edition (pt-BR) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (pt-PT) | 140.0 | Firefox Developer Edition (pt-PT) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (rm) | 140.0 | Firefox Developer Edition (rm) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ro) | 140.0 | Firefox Developer Edition (ro) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ru) | 140.0 | Firefox Developer Edition (ru) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sc) | 140.0 | Firefox Developer Edition (sc) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sco) | 140.0 | Firefox Developer Edition (sco) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (si) | 140.0 | Firefox Developer Edition (si) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sk) | 140.0 | Firefox Developer Edition (sk) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sl) | 140.0 | Firefox Developer Edition (sl) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (son) | 140.0 | Firefox Developer Edition (son) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sq) | 140.0 | Firefox Developer Edition (sq) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sr) | 140.0 | Firefox Developer Edition (sr) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (sv-SE) | 140.0 | Firefox Developer Edition (sv-SE) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (szl) | 140.0 | Firefox Developer Edition (szl) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ta) | 140.0 | Firefox Developer Edition (ta) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (te) | 140.0 | Firefox Developer Edition (te) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (tg) | 140.0 | Firefox Developer Edition (tg) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (th) | 140.0 | Firefox Developer Edition (th) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (tl) | 140.0 | Firefox Developer Edition (tl) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (tr) | 140.0 | Firefox Developer Edition (tr) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (trs) | 140.0 | Firefox Developer Edition (trs) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (uk) | 140.0 | Firefox Developer Edition (uk) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (ur) | 140.0 | Firefox Developer Edition (ur) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (uz) | 140.0 | Firefox Developer Edition (uz) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (vi) | 140.0 | Firefox Developer Edition (vi) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (xh) | 140.0 | Firefox Developer Edition (xh) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (zh-CN) | 140.0 | Firefox Developer Edition (zh-CN) 140.0 | Jun 13, 2025 |
| Firefox Developer Edition (zh-TW) | 140.0 | Firefox Developer Edition (zh-TW) 140.0 | Jun 13, 2025 |
| Mozilla Firefox (ach) | 140.0 | Mozilla Firefox (ach) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (af) | 140.0 | Mozilla Firefox (af) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (an) | 140.0 | Mozilla Firefox (an) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ar) | 140.0 | Mozilla Firefox (ar) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ast) | 140.0 | Mozilla Firefox (ast) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (az) | 140.0 | Mozilla Firefox (az) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (be) | 140.0 | Mozilla Firefox (be) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (bg) | 140.0 | Mozilla Firefox (bg) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (bn) | 140.0 | Mozilla Firefox (bn) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (br) | 140.0 | Mozilla Firefox (br) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (bs) | 140.0 | Mozilla Firefox (bs) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ca) | 140.0 | Mozilla Firefox (ca) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ca-valencia) | 140.0 | Mozilla Firefox (ca-valencia) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (cak) | 140.0 | Mozilla Firefox (cak) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (cs) | 140.0 | Mozilla Firefox (cs) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (cy) | 140.0 | Mozilla Firefox (cy) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (da) | 140.0 | Mozilla Firefox (da) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (de) | 140.0 | Mozilla Firefox (de) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (dsb) | 140.0 | Mozilla Firefox (dsb) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (el) | 140.0 | Mozilla Firefox (el) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (en-CA) | 140.0 | Mozilla Firefox (en-CA) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (en-GB) | 140.0 | Mozilla Firefox (en-GB) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (en-US) | 140.0 | Mozilla Firefox (en-US) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (eo) | 140.0 | Mozilla Firefox (eo) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (es-AR) | 140.0 | Mozilla Firefox (es-AR) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (es-CL) | 140.0 | Mozilla Firefox (es-CL) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (es-ES) | 140.0 | Mozilla Firefox (es-ES) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (es-MX) | 140.0 | Mozilla Firefox (es-MX) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (et) | 140.0 | Mozilla Firefox (et) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (eu) | 140.0 | Mozilla Firefox (eu) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (fa) | 140.0 | Mozilla Firefox (fa) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ff) | 140.0 | Mozilla Firefox (ff) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (fi) | 140.0 | Mozilla Firefox (fi) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (fr) | 140.0 | Mozilla Firefox (fr) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (fur) | 140.0 | Mozilla Firefox (fur) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (fy-NL) | 140.0 | Mozilla Firefox (fy-NL) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ga-IE) | 140.0 | Mozilla Firefox (ga-IE) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (gd) | 140.0 | Mozilla Firefox (gd) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (gl) | 140.0 | Mozilla Firefox (gl) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (gn) | 140.0 | Mozilla Firefox (gn) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (gu-IN) | 140.0 | Mozilla Firefox (gu-IN) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (he) | 140.0 | Mozilla Firefox (he) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (hi-IN) | 140.0 | Mozilla Firefox (hi-IN) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (hr) | 140.0 | Mozilla Firefox (hr) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (hsb) | 140.0 | Mozilla Firefox (hsb) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (hu) | 140.0 | Mozilla Firefox (hu) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (hy-AM) | 140.0 | Mozilla Firefox (hy-AM) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ia) | 140.0 | Mozilla Firefox (ia) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (id) | 140.0 | Mozilla Firefox (id) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (is) | 140.0 | Mozilla Firefox (is) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (it) | 140.0 | Mozilla Firefox (it) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ja) | 140.0 | Mozilla Firefox (ja) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ka) | 140.0 | Mozilla Firefox (ka) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (kab) | 140.0 | Mozilla Firefox (kab) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (kk) | 140.0 | Mozilla Firefox (kk) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (km) | 140.0 | Mozilla Firefox (km) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (kn) | 140.0 | Mozilla Firefox (kn) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ko) | 140.0 | Mozilla Firefox (ko) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (lij) | 140.0 | Mozilla Firefox (lij) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (lt) | 140.0 | Mozilla Firefox (lt) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (lv) | 140.0 | Mozilla Firefox (lv) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (mk) | 140.0 | Mozilla Firefox (mk) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (mr) | 140.0 | Mozilla Firefox (mr) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ms) | 140.0 | Mozilla Firefox (ms) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (my) | 140.0 | Mozilla Firefox (my) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (nb-NO) | 140.0 | Mozilla Firefox (nb-NO) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ne-NP) | 140.0 | Mozilla Firefox (ne-NP) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (nl) | 140.0 | Mozilla Firefox (nl) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (nn-NO) | 140.0 | Mozilla Firefox (nn-NO) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (oc) | 140.0 | Mozilla Firefox (oc) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (pa-IN) | 140.0 | Mozilla Firefox (pa-IN) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (pl) | 140.0 | Mozilla Firefox (pl) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (pt-BR) | 140.0 | Mozilla Firefox (pt-BR) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (pt-PT) | 140.0 | Mozilla Firefox (pt-PT) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (rm) | 140.0 | Mozilla Firefox (rm) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ro) | 140.0 | Mozilla Firefox (ro) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ru) | 140.0 | Mozilla Firefox (ru) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (sc) | 140.0 | Mozilla Firefox (sc) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (sco) | 140.0 | Mozilla Firefox (sco) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (si) | 140.0 | Mozilla Firefox (si) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (sk) | 140.0 | Mozilla Firefox (sk) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (sl) | 140.0 | Mozilla Firefox (sl) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (son) | 140.0 | Mozilla Firefox (son) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (sq) | 140.0 | Mozilla Firefox (sq) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (sr) | 140.0 | Mozilla Firefox (sr) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (sv-SE) | 140.0 | Mozilla Firefox (sv-SE) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (szl) | 140.0 | Mozilla Firefox (szl) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ta) | 140.0 | Mozilla Firefox (ta) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (te) | 140.0 | Mozilla Firefox (te) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (tg) | 140.0 | Mozilla Firefox (tg) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (th) | 140.0 | Mozilla Firefox (th) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (tl) | 140.0 | Mozilla Firefox (tl) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (tr) | 140.0 | Mozilla Firefox (tr) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (trs) | 140.0 | Mozilla Firefox (trs) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (uk) | 140.0 | Mozilla Firefox (uk) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (ur) | 140.0 | Mozilla Firefox (ur) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (uz) | 140.0 | Mozilla Firefox (uz) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (vi) | 140.0 | Mozilla Firefox (vi) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (xh) | 140.0 | Mozilla Firefox (xh) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (zh-CN) | 140.0 | Mozilla Firefox (zh-CN) 140.0 | Jun 24, 2025 |
| Mozilla Firefox (zh-TW) | 140.0 | Mozilla Firefox (zh-TW) 140.0 | Jun 24, 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 |
| Linux | |||
| MozillaFirefox · opensuse-leap 15.6 | 140.1.0-150200.152.193.1 | SUSE-SU-2025:02529-1 | Jul 25, 2025 |
| MozillaFirefox · sles 15.6 | 140.1.0-150200.152.193.1 | SUSE-SU-2025:02529-1 | Jul 25, 2025 |
| MozillaFirefox · sles 15.7 | 140.1.0-150200.152.193.1 | SUSE-SU-2025:02529-1 | Jul 25, 2025 |
| MozillaFirefox-branding-SLE · opensuse-leap 15.6 | 140-150200.9.21.1 | SUSE-SU-2025:02529-1 | Jul 25, 2025 |
| MozillaFirefox-branding-SLE · sles 15.6 | 140-150200.9.21.1 | SUSE-SU-2025:02529-1 | Jul 25, 2025 |
| MozillaFirefox-branding-SLE · sles 15.7 | 140-150200.9.21.1 | SUSE-SU-2025:02529-1 | Jul 25, 2025 |
| MozillaThunderbird · opensuse-leap 15.6 | 140.1.0-150200.8.230.1 | SUSE-SU-2025:02546-1 | Jul 30, 2025 |
| MozillaThunderbird · sles 15.6 | 140.1.0-150200.8.230.1 | SUSE-SU-2025:02546-1 | Jul 30, 2025 |
| MozillaThunderbird · sles 15.7 | 140.1.0-150200.8.230.1 | SUSE-SU-2025:02546-1 | Jul 30, 2025 |
| pipewire · sles 15.6 | 0.3.6-150200.3.11.1 | SUSE-SU-2025:02529-1 | Jul 25, 2025 |
| pipewire · sles 15.7 | 0.3.6-150200.3.11.1 | SUSE-SU-2025:02529-1 | Jul 25, 2025 |
| 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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