CVE-2026-100809
Same-origin policy bypass in the DevTools component
CVE-2026-100809 is fixed in 343 products on 3 platforms, first by Mozilla Firefox 157.0, released September 24, 2026. 103 other affected products have no fix yet. It is not reported as exploited. Patch Radar priority: High.
HighFixed on 3 platforms
CVSS
8.1
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0015
4th percentile
Same-origin policy bypass in the DevTools component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Mozilla Firefox (ach) | 157.0 | Mozilla Firefox (ach) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (af) | 157.0 | Mozilla Firefox (af) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (an) | 157.0 | Mozilla Firefox (an) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ar) | 157.0 | Mozilla Firefox (ar) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ast) | 157.0 | Mozilla Firefox (ast) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (az) | 157.0 | Mozilla Firefox (az) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (be) | 157.0 | Mozilla Firefox (be) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (bg) | 157.0 | Mozilla Firefox (bg) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (bn) | 157.0 | Mozilla Firefox (bn) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (br) | 157.0 | Mozilla Firefox (br) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (bs) | 157.0 | Mozilla Firefox (bs) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ca) | 157.0 | Mozilla Firefox (ca) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ca-valencia) | 157.0 | Mozilla Firefox (ca-valencia) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (cak) | 157.0 | Mozilla Firefox (cak) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (cs) | 157.0 | Mozilla Firefox (cs) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (cy) | 157.0 | Mozilla Firefox (cy) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (da) | 157.0 | Mozilla Firefox (da) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (de) | 157.0 | Mozilla Firefox (de) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (dsb) | 157.0 | Mozilla Firefox (dsb) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (el) | 157.0 | Mozilla Firefox (el) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (en-CA) | 157.0 | Mozilla Firefox (en-CA) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (en-GB) | 157.0 | Mozilla Firefox (en-GB) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (en-US) | 157.0 | Mozilla Firefox (en-US) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (eo) | 157.0 | Mozilla Firefox (eo) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (es-AR) | 157.0 | Mozilla Firefox (es-AR) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (es-CL) | 157.0 | Mozilla Firefox (es-CL) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (es-ES) | 157.0 | Mozilla Firefox (es-ES) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (es-MX) | 157.0 | Mozilla Firefox (es-MX) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (et) | 157.0 | Mozilla Firefox (et) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (eu) | 157.0 | Mozilla Firefox (eu) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (fa) | 157.0 | Mozilla Firefox (fa) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ff) | 157.0 | Mozilla Firefox (ff) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (fi) | 157.0 | Mozilla Firefox (fi) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (fr) | 157.0 | Mozilla Firefox (fr) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (fur) | 157.0 | Mozilla Firefox (fur) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (fy-NL) | 157.0 | Mozilla Firefox (fy-NL) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ga-IE) | 157.0 | Mozilla Firefox (ga-IE) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (gd) | 157.0 | Mozilla Firefox (gd) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (gl) | 157.0 | Mozilla Firefox (gl) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (gn) | 157.0 | Mozilla Firefox (gn) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (gu-IN) | 157.0 | Mozilla Firefox (gu-IN) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (he) | 157.0 | Mozilla Firefox (he) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (hi-IN) | 157.0 | Mozilla Firefox (hi-IN) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (hr) | 157.0 | Mozilla Firefox (hr) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (hsb) | 157.0 | Mozilla Firefox (hsb) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (hu) | 157.0 | Mozilla Firefox (hu) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (hy-AM) | 157.0 | Mozilla Firefox (hy-AM) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ia) | 157.0 | Mozilla Firefox (ia) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (id) | 157.0 | Mozilla Firefox (id) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (is) | 157.0 | Mozilla Firefox (is) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (it) | 157.0 | Mozilla Firefox (it) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ja) | 157.0 | Mozilla Firefox (ja) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ka) | 157.0 | Mozilla Firefox (ka) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (kab) | 157.0 | Mozilla Firefox (kab) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (kk) | 157.0 | Mozilla Firefox (kk) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (km) | 157.0 | Mozilla Firefox (km) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (kn) | 157.0 | Mozilla Firefox (kn) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ko) | 157.0 | Mozilla Firefox (ko) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (lij) | 157.0 | Mozilla Firefox (lij) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (lt) | 157.0 | Mozilla Firefox (lt) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (lv) | 157.0 | Mozilla Firefox (lv) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (mk) | 157.0 | Mozilla Firefox (mk) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (mr) | 157.0 | Mozilla Firefox (mr) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ms) | 157.0 | Mozilla Firefox (ms) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (my) | 157.0 | Mozilla Firefox (my) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (nb-NO) | 157.0 | Mozilla Firefox (nb-NO) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ne-NP) | 157.0 | Mozilla Firefox (ne-NP) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (nl) | 157.0 | Mozilla Firefox (nl) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (nn-NO) | 157.0 | Mozilla Firefox (nn-NO) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (oc) | 157.0 | Mozilla Firefox (oc) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (pa-IN) | 157.0 | Mozilla Firefox (pa-IN) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (pl) | 157.0 | Mozilla Firefox (pl) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (pt-BR) | 157.0 | Mozilla Firefox (pt-BR) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (pt-PT) | 157.0 | Mozilla Firefox (pt-PT) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (rm) | 157.0 | Mozilla Firefox (rm) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ro) | 157.0 | Mozilla Firefox (ro) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ru) | 157.0 | Mozilla Firefox (ru) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (sc) | 157.0 | Mozilla Firefox (sc) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (sco) | 157.0 | Mozilla Firefox (sco) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (si) | 157.0 | Mozilla Firefox (si) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (sk) | 157.0 | Mozilla Firefox (sk) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (sl) | 157.0 | Mozilla Firefox (sl) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (son) | 157.0 | Mozilla Firefox (son) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (sq) | 157.0 | Mozilla Firefox (sq) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (sr) | 157.0 | Mozilla Firefox (sr) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (sv-SE) | 157.0 | Mozilla Firefox (sv-SE) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (szl) | 157.0 | Mozilla Firefox (szl) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ta) | 157.0 | Mozilla Firefox (ta) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (te) | 157.0 | Mozilla Firefox (te) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (tg) | 157.0 | Mozilla Firefox (tg) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (th) | 157.0 | Mozilla Firefox (th) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (tl) | 157.0 | Mozilla Firefox (tl) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (tr) | 157.0 | Mozilla Firefox (tr) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (trs) | 157.0 | Mozilla Firefox (trs) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (uk) | 157.0 | Mozilla Firefox (uk) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (ur) | 157.0 | Mozilla Firefox (ur) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (uz) | 157.0 | Mozilla Firefox (uz) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (vi) | 157.0 | Mozilla Firefox (vi) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (xh) | 157.0 | Mozilla Firefox (xh) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (zh-CN) | 157.0 | Mozilla Firefox (zh-CN) 157.0 | Sep 29, 2026 |
| Mozilla Firefox (zh-TW) | 157.0 | Mozilla Firefox (zh-TW) 157.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ach) | 153.4.0 | Mozilla Firefox ESR (ach) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (af) | 153.4.0 | Mozilla Firefox ESR (af) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (an) | 153.4.0 | Mozilla Firefox ESR (an) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ar) | 153.4.0 | Mozilla Firefox ESR (ar) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ast) | 153.4.0 | Mozilla Firefox ESR (ast) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (az) | 153.4.0 | Mozilla Firefox ESR (az) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (be) | 153.4.0 | Mozilla Firefox ESR (be) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (bg) | 153.4.0 | Mozilla Firefox ESR (bg) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (bn) | 153.4.0 | Mozilla Firefox ESR (bn) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (br) | 153.4.0 | Mozilla Firefox ESR (br) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (bs) | 153.4.0 | Mozilla Firefox ESR (bs) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ca) | 153.4.0 | Mozilla Firefox ESR (ca) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ca-valencia) | 153.4.0 | Mozilla Firefox ESR (ca-valencia) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (cak) | 153.4.0 | Mozilla Firefox ESR (cak) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (cs) | 153.4.0 | Mozilla Firefox ESR (cs) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (cy) | 153.4.0 | Mozilla Firefox ESR (cy) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (da) | 153.4.0 | Mozilla Firefox ESR (da) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (de) | 153.4.0 | Mozilla Firefox ESR (de) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (dsb) | 153.4.0 | Mozilla Firefox ESR (dsb) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (el) | 153.4.0 | Mozilla Firefox ESR (el) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (en-CA) | 153.4.0 | Mozilla Firefox ESR (en-CA) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (en-GB) | 153.4.0 | Mozilla Firefox ESR (en-GB) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (en-US) | 153.4.0 | Mozilla Firefox ESR (en-US) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (eo) | 153.4.0 | Mozilla Firefox ESR (eo) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (es-AR) | 153.4.0 | Mozilla Firefox ESR (es-AR) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (es-CL) | 153.4.0 | Mozilla Firefox ESR (es-CL) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (es-ES) | 153.4.0 | Mozilla Firefox ESR (es-ES) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (es-MX) | 153.4.0 | Mozilla Firefox ESR (es-MX) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (et) | 153.4.0 | Mozilla Firefox ESR (et) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (eu) | 153.4.0 | Mozilla Firefox ESR (eu) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (fa) | 153.4.0 | Mozilla Firefox ESR (fa) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ff) | 153.4.0 | Mozilla Firefox ESR (ff) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (fi) | 153.4.0 | Mozilla Firefox ESR (fi) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (fr) | 153.4.0 | Mozilla Firefox ESR (fr) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (fur) | 153.4.0 | Mozilla Firefox ESR (fur) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (fy-NL) | 153.4.0 | Mozilla Firefox ESR (fy-NL) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ga-IE) | 153.4.0 | Mozilla Firefox ESR (ga-IE) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (gd) | 153.4.0 | Mozilla Firefox ESR (gd) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (gl) | 153.4.0 | Mozilla Firefox ESR (gl) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (gn) | 153.4.0 | Mozilla Firefox ESR (gn) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (gu-IN) | 153.4.0 | Mozilla Firefox ESR (gu-IN) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (he) | 153.4.0 | Mozilla Firefox ESR (he) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (hi-IN) | 153.4.0 | Mozilla Firefox ESR (hi-IN) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (hr) | 153.4.0 | Mozilla Firefox ESR (hr) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (hsb) | 153.4.0 | Mozilla Firefox ESR (hsb) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (hu) | 153.4.0 | Mozilla Firefox ESR (hu) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (hy-AM) | 153.4.0 | Mozilla Firefox ESR (hy-AM) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ia) | 153.4.0 | Mozilla Firefox ESR (ia) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (id) | 153.4.0 | Mozilla Firefox ESR (id) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (is) | 153.4.0 | Mozilla Firefox ESR (is) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (it) | 153.4.0 | Mozilla Firefox ESR (it) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ja) | 153.4.0 | Mozilla Firefox ESR (ja) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ka) | 153.4.0 | Mozilla Firefox ESR (ka) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (kab) | 153.4.0 | Mozilla Firefox ESR (kab) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (kk) | 153.4.0 | Mozilla Firefox ESR (kk) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (km) | 153.4.0 | Mozilla Firefox ESR (km) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (kn) | 153.4.0 | Mozilla Firefox ESR (kn) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ko) | 153.4.0 | Mozilla Firefox ESR (ko) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (lij) | 153.4.0 | Mozilla Firefox ESR (lij) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (lt) | 153.4.0 | Mozilla Firefox ESR (lt) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (lv) | 153.4.0 | Mozilla Firefox ESR (lv) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (mk) | 153.4.0 | Mozilla Firefox ESR (mk) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (mr) | 153.4.0 | Mozilla Firefox ESR (mr) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ms) | 153.4.0 | Mozilla Firefox ESR (ms) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (my) | 153.4.0 | Mozilla Firefox ESR (my) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (nb-NO) | 153.4.0 | Mozilla Firefox ESR (nb-NO) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ne-NP) | 153.4.0 | Mozilla Firefox ESR (ne-NP) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (nl) | 153.4.0 | Mozilla Firefox ESR (nl) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (nn-NO) | 153.4.0 | Mozilla Firefox ESR (nn-NO) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (oc) | 153.4.0 | Mozilla Firefox ESR (oc) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (pa-IN) | 153.4.0 | Mozilla Firefox ESR (pa-IN) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (pl) | 153.4.0 | Mozilla Firefox ESR (pl) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (pt-BR) | 153.4.0 | Mozilla Firefox ESR (pt-BR) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (pt-PT) | 153.4.0 | Mozilla Firefox ESR (pt-PT) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (rm) | 153.4.0 | Mozilla Firefox ESR (rm) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ro) | 153.4.0 | Mozilla Firefox ESR (ro) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ru) | 153.4.0 | Mozilla Firefox ESR (ru) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (sc) | 153.4.0 | Mozilla Firefox ESR (sc) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (sco) | 153.4.0 | Mozilla Firefox ESR (sco) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (si) | 153.4.0 | Mozilla Firefox ESR (si) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (sk) | 153.4.0 | Mozilla Firefox ESR (sk) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (sl) | 153.4.0 | Mozilla Firefox ESR (sl) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (son) | 153.4.0 | Mozilla Firefox ESR (son) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (sq) | 153.4.0 | Mozilla Firefox ESR (sq) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (sr) | 153.4.0 | Mozilla Firefox ESR (sr) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (sv-SE) | 153.4.0 | Mozilla Firefox ESR (sv-SE) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (szl) | 153.4.0 | Mozilla Firefox ESR (szl) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ta) | 153.4.0 | Mozilla Firefox ESR (ta) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (te) | 153.4.0 | Mozilla Firefox ESR (te) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (tg) | 153.4.0 | Mozilla Firefox ESR (tg) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (th) | 153.4.0 | Mozilla Firefox ESR (th) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (tl) | 153.4.0 | Mozilla Firefox ESR (tl) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (tr) | 153.4.0 | Mozilla Firefox ESR (tr) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (trs) | 153.4.0 | Mozilla Firefox ESR (trs) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (uk) | 153.4.0 | Mozilla Firefox ESR (uk) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (ur) | 153.4.0 | Mozilla Firefox ESR (ur) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (uz) | 153.4.0 | Mozilla Firefox ESR (uz) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (vi) | 153.4.0 | Mozilla Firefox ESR (vi) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (xh) | 153.4.0 | Mozilla Firefox ESR (xh) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (zh-CN) | 153.4.0 | Mozilla Firefox ESR (zh-CN) 153.4.0 | Sep 29, 2026 |
| Mozilla Firefox ESR (zh-TW) | 153.4.0 | Mozilla Firefox ESR (zh-TW) 153.4.0 | Sep 29, 2026 |
| Mozilla Thunderbird (af) | 157.0 | Mozilla Thunderbird (af) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (ar) | 157.0 | Mozilla Thunderbird (ar) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (ast) | 157.0 | Mozilla Thunderbird (ast) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (be) | 157.0 | Mozilla Thunderbird (be) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (bg) | 157.0 | Mozilla Thunderbird (bg) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (br) | 157.0 | Mozilla Thunderbird (br) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (ca) | 157.0 | Mozilla Thunderbird (ca) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (cak) | 157.0 | Mozilla Thunderbird (cak) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (cs) | 157.0 | Mozilla Thunderbird (cs) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (cy) | 157.0 | Mozilla Thunderbird (cy) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (da) | 157.0 | Mozilla Thunderbird (da) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (de) | 157.0 | Mozilla Thunderbird (de) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (dsb) | 157.0 | Mozilla Thunderbird (dsb) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (el) | 157.0 | Mozilla Thunderbird (el) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (en-CA) | 157.0 | Mozilla Thunderbird (en-CA) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (en-GB) | 157.0 | Mozilla Thunderbird (en-GB) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (en-US) | 157.0 | Mozilla Thunderbird (en-US) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (es-AR) | 157.0 | Mozilla Thunderbird (es-AR) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (es-ES) | 157.0 | Mozilla Thunderbird (es-ES) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (es-MX) | 157.0 | Mozilla Thunderbird (es-MX) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (et) | 157.0 | Mozilla Thunderbird (et) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (eu) | 157.0 | Mozilla Thunderbird (eu) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (fi) | 157.0 | Mozilla Thunderbird (fi) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (fr) | 157.0 | Mozilla Thunderbird (fr) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (fy-NL) | 157.0 | Mozilla Thunderbird (fy-NL) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (ga-IE) | 157.0 | Mozilla Thunderbird (ga-IE) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (gd) | 157.0 | Mozilla Thunderbird (gd) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (gl) | 157.0 | Mozilla Thunderbird (gl) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (he) | 157.0 | Mozilla Thunderbird (he) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (hr) | 157.0 | Mozilla Thunderbird (hr) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (hsb) | 157.0 | Mozilla Thunderbird (hsb) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (hu) | 157.0 | Mozilla Thunderbird (hu) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (hy-AM) | 157.0 | Mozilla Thunderbird (hy-AM) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (id) | 157.0 | Mozilla Thunderbird (id) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (is) | 157.0 | Mozilla Thunderbird (is) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (it) | 157.0 | Mozilla Thunderbird (it) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (ja) | 157.0 | Mozilla Thunderbird (ja) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (ka) | 157.0 | Mozilla Thunderbird (ka) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (kab) | 157.0 | Mozilla Thunderbird (kab) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (kk) | 157.0 | Mozilla Thunderbird (kk) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (ko) | 157.0 | Mozilla Thunderbird (ko) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (lt) | 157.0 | Mozilla Thunderbird (lt) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (lv) | 157.0 | Mozilla Thunderbird (lv) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (ms) | 157.0 | Mozilla Thunderbird (ms) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (nb-NO) | 157.0 | Mozilla Thunderbird (nb-NO) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (nl) | 157.0 | Mozilla Thunderbird (nl) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (nn-NO) | 157.0 | Mozilla Thunderbird (nn-NO) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (pa-IN) | 157.0 | Mozilla Thunderbird (pa-IN) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (pl) | 157.0 | Mozilla Thunderbird (pl) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (pt-BR) | 157.0 | Mozilla Thunderbird (pt-BR) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (pt-PT) | 157.0 | Mozilla Thunderbird (pt-PT) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (rm) | 157.0 | Mozilla Thunderbird (rm) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (ro) | 157.0 | Mozilla Thunderbird (ro) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (ru) | 157.0 | Mozilla Thunderbird (ru) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (sk) | 157.0 | Mozilla Thunderbird (sk) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (sl) | 157.0 | Mozilla Thunderbird (sl) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (sq) | 157.0 | Mozilla Thunderbird (sq) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (sr) | 157.0 | Mozilla Thunderbird (sr) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (sv-SE) | 157.0 | Mozilla Thunderbird (sv-SE) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (th) | 157.0 | Mozilla Thunderbird (th) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (tr) | 157.0 | Mozilla Thunderbird (tr) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (uk) | 157.0 | Mozilla Thunderbird (uk) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (uz) | 157.0 | Mozilla Thunderbird (uz) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (vi) | 157.0 | Mozilla Thunderbird (vi) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (zh-CN) | 157.0 | Mozilla Thunderbird (zh-CN) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird (zh-TW) | 157.0 | Mozilla Thunderbird (zh-TW) 157.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (af) | 153.4.0 | Mozilla Thunderbird ESR (af) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (ar) | 153.4.0 | Mozilla Thunderbird ESR (ar) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (ast) | 153.4.0 | Mozilla Thunderbird ESR (ast) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (be) | 153.4.0 | Mozilla Thunderbird ESR (be) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (bg) | 153.4.0 | Mozilla Thunderbird ESR (bg) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (br) | 153.4.0 | Mozilla Thunderbird ESR (br) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (ca) | 153.4.0 | Mozilla Thunderbird ESR (ca) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (cak) | 153.4.0 | Mozilla Thunderbird ESR (cak) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (cs) | 153.4.0 | Mozilla Thunderbird ESR (cs) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (cy) | 153.4.0 | Mozilla Thunderbird ESR (cy) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (da) | 153.4.0 | Mozilla Thunderbird ESR (da) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (de) | 153.4.0 | Mozilla Thunderbird ESR (de) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (dsb) | 153.4.0 | Mozilla Thunderbird ESR (dsb) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (el) | 153.4.0 | Mozilla Thunderbird ESR (el) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (en-CA) | 153.4.0 | Mozilla Thunderbird ESR (en-CA) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (en-GB) | 153.4.0 | Mozilla Thunderbird ESR (en-GB) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (en-US) | 153.4.0 | Mozilla Thunderbird ESR (en-US) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (es-AR) | 153.4.0 | Mozilla Thunderbird ESR (es-AR) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (es-ES) | 153.4.0 | Mozilla Thunderbird ESR (es-ES) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (es-MX) | 153.4.0 | Mozilla Thunderbird ESR (es-MX) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (et) | 153.4.0 | Mozilla Thunderbird ESR (et) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (eu) | 153.4.0 | Mozilla Thunderbird ESR (eu) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (fi) | 153.4.0 | Mozilla Thunderbird ESR (fi) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (fr) | 153.4.0 | Mozilla Thunderbird ESR (fr) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (fy-NL) | 153.4.0 | Mozilla Thunderbird ESR (fy-NL) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (ga-IE) | 153.4.0 | Mozilla Thunderbird ESR (ga-IE) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (gd) | 153.4.0 | Mozilla Thunderbird ESR (gd) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (gl) | 153.4.0 | Mozilla Thunderbird ESR (gl) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (he) | 153.4.0 | Mozilla Thunderbird ESR (he) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (hr) | 153.4.0 | Mozilla Thunderbird ESR (hr) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (hsb) | 153.4.0 | Mozilla Thunderbird ESR (hsb) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (hu) | 153.4.0 | Mozilla Thunderbird ESR (hu) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (hy-AM) | 153.4.0 | Mozilla Thunderbird ESR (hy-AM) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (id) | 153.4.0 | Mozilla Thunderbird ESR (id) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (is) | 153.4.0 | Mozilla Thunderbird ESR (is) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (it) | 153.4.0 | Mozilla Thunderbird ESR (it) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (ja) | 153.4.0 | Mozilla Thunderbird ESR (ja) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (ka) | 153.4.0 | Mozilla Thunderbird ESR (ka) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (kab) | 153.4.0 | Mozilla Thunderbird ESR (kab) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (kk) | 153.4.0 | Mozilla Thunderbird ESR (kk) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (ko) | 153.4.0 | Mozilla Thunderbird ESR (ko) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (lt) | 153.4.0 | Mozilla Thunderbird ESR (lt) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (lv) | 153.4.0 | Mozilla Thunderbird ESR (lv) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (ms) | 153.4.0 | Mozilla Thunderbird ESR (ms) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (nb-NO) | 153.4.0 | Mozilla Thunderbird ESR (nb-NO) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (nl) | 153.4.0 | Mozilla Thunderbird ESR (nl) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (nn-NO) | 153.4.0 | Mozilla Thunderbird ESR (nn-NO) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (pa-IN) | 153.4.0 | Mozilla Thunderbird ESR (pa-IN) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (pl) | 153.4.0 | Mozilla Thunderbird ESR (pl) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (pt-BR) | 153.4.0 | Mozilla Thunderbird ESR (pt-BR) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (pt-PT) | 153.4.0 | Mozilla Thunderbird ESR (pt-PT) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (rm) | 153.4.0 | Mozilla Thunderbird ESR (rm) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (ro) | 153.4.0 | Mozilla Thunderbird ESR (ro) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (ru) | 153.4.0 | Mozilla Thunderbird ESR (ru) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (sk) | 153.4.0 | Mozilla Thunderbird ESR (sk) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (sl) | 153.4.0 | Mozilla Thunderbird ESR (sl) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (sq) | 153.4.0 | Mozilla Thunderbird ESR (sq) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (sr) | 153.4.0 | Mozilla Thunderbird ESR (sr) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (sv-SE) | 153.4.0 | Mozilla Thunderbird ESR (sv-SE) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (th) | 153.4.0 | Mozilla Thunderbird ESR (th) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (tr) | 153.4.0 | Mozilla Thunderbird ESR (tr) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (uk) | 153.4.0 | Mozilla Thunderbird ESR (uk) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (uz) | 153.4.0 | Mozilla Thunderbird ESR (uz) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (vi) | 153.4.0 | Mozilla Thunderbird ESR (vi) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (zh-CN) | 153.4.0 | Mozilla Thunderbird ESR (zh-CN) 153.4.0 | Sep 30, 2026 |
| Mozilla Thunderbird ESR (zh-TW) | 153.4.0 | Mozilla Thunderbird ESR (zh-TW) 153.4.0 | Sep 30, 2026 |
| macOS | |||
| Mozilla Firefox | 157.0 | Mozilla Firefox 157.0 | Sep 24, 2026 |
| Mozilla Thunderbird | 157.0 | Mozilla Thunderbird 157.0 | Sep 28, 2026 |
| Linux | |||
| MozillaFirefox · opensuse-leap 16.0 | 153.4.0-160000.1.1 | OPENSUSE-SU-2026:21980-1 | Sep 30, 2026 |
| MozillaFirefox · sles 15.6 | 153.4.0-150400.157.11.1 | SUSE-SU-2026:4545-1 | Oct 6, 2026 |
| MozillaFirefox · sles 15.7 | 153.4.0-150400.157.11.1 | SUSE-SU-2026:4545-1 | Oct 6, 2026 |
| MozillaFirefox · sles 16.0 | 153.4.0-160000.1.1 | SUSE-SU-2026:23981-1 | Sep 30, 2026 |
| MozillaThunderbird · sles 15.7 | 153.4.0-150400.13.6.1 | SUSE-SU-2026:4627-1 | Nov 7, 2026 |
| firefox · amzn 2023 | 140.17.0-1.amzn2023.0.1 | ALAS2023-2026-3214 | Nov 7, 2026 |
| firefox-debuginfo · amzn 2023 | 140.17.0-1.amzn2023.0.1 | ALAS2023-2026-3214 | Nov 7, 2026 |
| firefox-debugsource · amzn 2023 | 140.17.0-1.amzn2023.0.1 | ALAS2023-2026-3214 | Nov 7, 2026 |
| firefox-esr · Debian 12.15 (bookworm) | 153.4.0esr-1~deb12u1 | DEBIAN-CVE-2026-100809 | Sep 30, 2026 |
| firefox-esr · Debian 13.5 (trixie) | 153.4.0esr-1~deb13u1 | DEBIAN-CVE-2026-100809 | Sep 30, 2026 |
| firefox-esr · Debian 14 | 153.4.0esr-1 | DEBIAN-CVE-2026-100809 | Sep 30, 2026 |
| thunderbird · Debian 14 | 1:153.4.0esr-1 | DEBIAN-CVE-2026-100809 | Sep 30, 2026 |
| No fix yet | |||
| Firefox Developer Edition (ach) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (af) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (an) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ar) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ast) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (az) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (be) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (bg) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (bn) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (br) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (bs) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ca) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ca-valencia) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (cak) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (cs) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (cy) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (da) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (de) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (dsb) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (el) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (en-CA) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (en-GB) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (en-US) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (eo) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (es-AR) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (es-CL) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (es-ES) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (es-MX) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (et) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (eu) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (fa) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ff) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (fi) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (fr) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (fur) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (fy-NL) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ga-IE) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (gd) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (gl) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (gn) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (gu-IN) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (he) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (hi-IN) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (hr) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (hsb) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (hu) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (hy-AM) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ia) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (id) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (is) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (it) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ja) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ka) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (kab) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (kk) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (km) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (kn) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ko) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (lij) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (lt) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (lv) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (mk) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (mr) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ms) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (my) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (nb-NO) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ne-NP) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (nl) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (nn-NO) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (oc) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (pa-IN) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (pl) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (pt-BR) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (pt-PT) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (rm) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ro) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ru) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (sc) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (sco) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (si) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (sk) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (sl) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (son) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (sq) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (sr) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (sv-SE) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (szl) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ta) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (te) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (tg) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (th) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (tl) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (tr) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (trs) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (uk) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (ur) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (uz) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (vi) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (xh) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (zh-CN) (Windows apps) | No fix yet | no-fix | n/a |
| Firefox Developer Edition (zh-TW) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (sat) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (skr) (Windows apps) | No fix yet | no-fix | n/a |
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