CVE-2026-74989
Internally found bugs fixed in Thunderbird 154
CVE-2026-74989 is fixed in 171 products on 3 platforms, first by Mozilla Firefox 154.0, released August 12, 2026. 200 other affected products have no fix yet. It is not reported as exploited. Patch Radar priority: Urgent.
UrgentFixed on 3 platforms
CVSS
9.8
No vendor severity
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0057
47th percentile
Internally found bugs present in Firefox 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 154 and Thunderbird 154.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Firefox Developer Edition (en-US) | 156.0 | Firefox Developer Edition (en-US) 156.0 | Sep 2, 2026 |
| Mozilla Firefox (ach) | 154.0 | Mozilla Firefox (ach) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (af) | 154.0 | Mozilla Firefox (af) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (an) | 154.0 | Mozilla Firefox (an) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ar) | 154.0 | Mozilla Firefox (ar) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ast) | 154.0 | Mozilla Firefox (ast) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (az) | 154.0 | Mozilla Firefox (az) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (be) | 154.0 | Mozilla Firefox (be) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (bg) | 154.0 | Mozilla Firefox (bg) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (bn) | 154.0 | Mozilla Firefox (bn) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (br) | 154.0 | Mozilla Firefox (br) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (bs) | 154.0 | Mozilla Firefox (bs) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ca) | 154.0 | Mozilla Firefox (ca) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ca-valencia) | 154.0 | Mozilla Firefox (ca-valencia) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (cak) | 154.0 | Mozilla Firefox (cak) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (cs) | 154.0 | Mozilla Firefox (cs) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (cy) | 154.0 | Mozilla Firefox (cy) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (da) | 154.0 | Mozilla Firefox (da) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (de) | 154.0 | Mozilla Firefox (de) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (dsb) | 154.0 | Mozilla Firefox (dsb) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (el) | 154.0 | Mozilla Firefox (el) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (en-CA) | 154.0 | Mozilla Firefox (en-CA) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (en-GB) | 154.0 | Mozilla Firefox (en-GB) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (en-US) | 154.0 | Mozilla Firefox (en-US) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (eo) | 154.0 | Mozilla Firefox (eo) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (es-AR) | 154.0 | Mozilla Firefox (es-AR) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (es-CL) | 154.0 | Mozilla Firefox (es-CL) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (es-ES) | 154.0 | Mozilla Firefox (es-ES) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (es-MX) | 154.0 | Mozilla Firefox (es-MX) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (et) | 154.0 | Mozilla Firefox (et) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (eu) | 154.0 | Mozilla Firefox (eu) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (fa) | 154.0 | Mozilla Firefox (fa) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ff) | 154.0 | Mozilla Firefox (ff) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (fi) | 154.0 | Mozilla Firefox (fi) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (fr) | 154.0 | Mozilla Firefox (fr) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (fur) | 154.0 | Mozilla Firefox (fur) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (fy-NL) | 154.0 | Mozilla Firefox (fy-NL) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ga-IE) | 154.0 | Mozilla Firefox (ga-IE) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (gd) | 154.0 | Mozilla Firefox (gd) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (gl) | 154.0 | Mozilla Firefox (gl) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (gn) | 154.0 | Mozilla Firefox (gn) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (gu-IN) | 154.0 | Mozilla Firefox (gu-IN) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (he) | 154.0 | Mozilla Firefox (he) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (hi-IN) | 154.0 | Mozilla Firefox (hi-IN) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (hr) | 154.0 | Mozilla Firefox (hr) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (hsb) | 154.0 | Mozilla Firefox (hsb) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (hu) | 154.0 | Mozilla Firefox (hu) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (hy-AM) | 154.0 | Mozilla Firefox (hy-AM) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ia) | 154.0 | Mozilla Firefox (ia) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (id) | 154.0 | Mozilla Firefox (id) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (is) | 154.0 | Mozilla Firefox (is) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (it) | 154.0 | Mozilla Firefox (it) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ja) | 154.0 | Mozilla Firefox (ja) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ka) | 154.0 | Mozilla Firefox (ka) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (kab) | 154.0 | Mozilla Firefox (kab) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (kk) | 154.0 | Mozilla Firefox (kk) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (km) | 154.0 | Mozilla Firefox (km) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (kn) | 154.0 | Mozilla Firefox (kn) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ko) | 154.0 | Mozilla Firefox (ko) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (lij) | 154.0 | Mozilla Firefox (lij) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (lt) | 154.0 | Mozilla Firefox (lt) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (lv) | 154.0 | Mozilla Firefox (lv) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (mk) | 154.0 | Mozilla Firefox (mk) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (mr) | 154.0 | Mozilla Firefox (mr) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ms) | 154.0 | Mozilla Firefox (ms) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (my) | 154.0 | Mozilla Firefox (my) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (nb-NO) | 154.0 | Mozilla Firefox (nb-NO) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ne-NP) | 154.0 | Mozilla Firefox (ne-NP) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (nl) | 154.0 | Mozilla Firefox (nl) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (nn-NO) | 154.0 | Mozilla Firefox (nn-NO) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (oc) | 154.0 | Mozilla Firefox (oc) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (pa-IN) | 154.0 | Mozilla Firefox (pa-IN) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (pl) | 154.0 | Mozilla Firefox (pl) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (pt-BR) | 154.0 | Mozilla Firefox (pt-BR) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (pt-PT) | 154.0 | Mozilla Firefox (pt-PT) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (rm) | 154.0 | Mozilla Firefox (rm) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ro) | 154.0 | Mozilla Firefox (ro) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ru) | 154.0 | Mozilla Firefox (ru) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (sc) | 154.0 | Mozilla Firefox (sc) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (sco) | 154.0 | Mozilla Firefox (sco) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (si) | 154.0 | Mozilla Firefox (si) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (sk) | 154.0 | Mozilla Firefox (sk) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (sl) | 154.0 | Mozilla Firefox (sl) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (son) | 154.0 | Mozilla Firefox (son) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (sq) | 154.0 | Mozilla Firefox (sq) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (sr) | 154.0 | Mozilla Firefox (sr) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (sv-SE) | 154.0 | Mozilla Firefox (sv-SE) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (szl) | 154.0 | Mozilla Firefox (szl) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ta) | 154.0 | Mozilla Firefox (ta) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (te) | 154.0 | Mozilla Firefox (te) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (tg) | 154.0 | Mozilla Firefox (tg) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (th) | 154.0 | Mozilla Firefox (th) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (tl) | 154.0 | Mozilla Firefox (tl) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (tr) | 154.0 | Mozilla Firefox (tr) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (trs) | 154.0 | Mozilla Firefox (trs) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (uk) | 154.0 | Mozilla Firefox (uk) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (ur) | 154.0 | Mozilla Firefox (ur) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (uz) | 154.0 | Mozilla Firefox (uz) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (vi) | 154.0 | Mozilla Firefox (vi) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (xh) | 154.0 | Mozilla Firefox (xh) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (zh-CN) | 154.0 | Mozilla Firefox (zh-CN) 154.0 | Aug 18, 2026 |
| Mozilla Firefox (zh-TW) | 154.0 | Mozilla Firefox (zh-TW) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (af) | 154.0 | Mozilla Thunderbird (af) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (ar) | 154.0 | Mozilla Thunderbird (ar) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (ast) | 154.0 | Mozilla Thunderbird (ast) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (be) | 154.0 | Mozilla Thunderbird (be) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (bg) | 154.0 | Mozilla Thunderbird (bg) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (br) | 154.0 | Mozilla Thunderbird (br) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (ca) | 154.0 | Mozilla Thunderbird (ca) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (cak) | 154.0 | Mozilla Thunderbird (cak) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (cs) | 154.0 | Mozilla Thunderbird (cs) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (cy) | 154.0 | Mozilla Thunderbird (cy) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (da) | 154.0 | Mozilla Thunderbird (da) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (de) | 154.0 | Mozilla Thunderbird (de) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (dsb) | 154.0 | Mozilla Thunderbird (dsb) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (el) | 154.0 | Mozilla Thunderbird (el) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (en-CA) | 154.0 | Mozilla Thunderbird (en-CA) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (en-GB) | 154.0 | Mozilla Thunderbird (en-GB) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (en-US) | 154.0 | Mozilla Thunderbird (en-US) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (es-AR) | 154.0 | Mozilla Thunderbird (es-AR) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (es-ES) | 154.0 | Mozilla Thunderbird (es-ES) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (es-MX) | 154.0 | Mozilla Thunderbird (es-MX) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (et) | 154.0 | Mozilla Thunderbird (et) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (eu) | 154.0 | Mozilla Thunderbird (eu) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (fi) | 154.0 | Mozilla Thunderbird (fi) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (fr) | 154.0 | Mozilla Thunderbird (fr) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (fy-NL) | 154.0 | Mozilla Thunderbird (fy-NL) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (ga-IE) | 154.0 | Mozilla Thunderbird (ga-IE) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (gd) | 154.0 | Mozilla Thunderbird (gd) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (gl) | 154.0 | Mozilla Thunderbird (gl) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (he) | 154.0 | Mozilla Thunderbird (he) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (hr) | 154.0 | Mozilla Thunderbird (hr) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (hsb) | 154.0 | Mozilla Thunderbird (hsb) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (hu) | 154.0 | Mozilla Thunderbird (hu) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (hy-AM) | 154.0 | Mozilla Thunderbird (hy-AM) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (id) | 154.0 | Mozilla Thunderbird (id) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (is) | 154.0 | Mozilla Thunderbird (is) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (it) | 154.0 | Mozilla Thunderbird (it) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (ja) | 154.0 | Mozilla Thunderbird (ja) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (ka) | 154.0 | Mozilla Thunderbird (ka) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (kab) | 154.0 | Mozilla Thunderbird (kab) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (kk) | 154.0 | Mozilla Thunderbird (kk) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (ko) | 154.0 | Mozilla Thunderbird (ko) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (lt) | 154.0 | Mozilla Thunderbird (lt) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (lv) | 154.0 | Mozilla Thunderbird (lv) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (ms) | 154.0 | Mozilla Thunderbird (ms) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (nb-NO) | 154.0 | Mozilla Thunderbird (nb-NO) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (nl) | 154.0 | Mozilla Thunderbird (nl) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (nn-NO) | 154.0 | Mozilla Thunderbird (nn-NO) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (pa-IN) | 154.0 | Mozilla Thunderbird (pa-IN) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (pl) | 154.0 | Mozilla Thunderbird (pl) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (pt-BR) | 154.0 | Mozilla Thunderbird (pt-BR) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (pt-PT) | 154.0 | Mozilla Thunderbird (pt-PT) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (rm) | 154.0 | Mozilla Thunderbird (rm) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (ro) | 154.0 | Mozilla Thunderbird (ro) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (ru) | 154.0 | Mozilla Thunderbird (ru) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (sk) | 154.0 | Mozilla Thunderbird (sk) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (sl) | 154.0 | Mozilla Thunderbird (sl) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (sq) | 154.0 | Mozilla Thunderbird (sq) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (sr) | 154.0 | Mozilla Thunderbird (sr) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (sv-SE) | 154.0 | Mozilla Thunderbird (sv-SE) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (th) | 154.0 | Mozilla Thunderbird (th) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (tr) | 154.0 | Mozilla Thunderbird (tr) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (uk) | 154.0 | Mozilla Thunderbird (uk) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (uz) | 154.0 | Mozilla Thunderbird (uz) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (vi) | 154.0 | Mozilla Thunderbird (vi) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (zh-CN) | 154.0 | Mozilla Thunderbird (zh-CN) 154.0 | Aug 18, 2026 |
| Mozilla Thunderbird (zh-TW) | 154.0 | Mozilla Thunderbird (zh-TW) 154.0 | Aug 18, 2026 |
| macOS | |||
| Mozilla Firefox | 154.0 | Mozilla Firefox 154.0 | Aug 12, 2026 |
| Mozilla Thunderbird | 154.0 | Mozilla Thunderbird 154.0 | Aug 17, 2026 |
| Linux | |||
| MozillaFirefox · sles 15.6 | 140.14.0-150200.152.251.1 | SUSE-SU-2026:3658-1 | Aug 20, 2026 |
| MozillaFirefox · sles 15.7 | 140.14.0-150200.152.251.1 | SUSE-SU-2026:3658-1 | Aug 20, 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 (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 (ach) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (af) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (an) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ar) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ast) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (az) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (be) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (bg) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (bn) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (br) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (bs) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ca) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ca-valencia) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (cak) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (cs) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (cy) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (da) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (de) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (dsb) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (el) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (en-CA) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (en-GB) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (en-US) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (eo) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (es-AR) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (es-CL) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (es-ES) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (es-MX) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (et) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (eu) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (fa) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ff) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (fi) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (fr) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (fur) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (fy-NL) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ga-IE) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (gd) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (gl) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (gn) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (gu-IN) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (he) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (hi-IN) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (hr) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (hsb) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (hu) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (hy-AM) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ia) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (id) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (is) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (it) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ja) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ka) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (kab) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (kk) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (km) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (kn) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ko) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (lij) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (lt) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (lv) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (mk) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (mr) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ms) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (my) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (nb-NO) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ne-NP) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (nl) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (nn-NO) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (oc) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (pa-IN) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (pl) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (pt-BR) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (pt-PT) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (rm) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ro) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ru) (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 (sc) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (sco) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (si) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (sk) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (skr) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (sl) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (son) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (sq) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (sr) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (sv-SE) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (szl) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ta) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (te) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (tg) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (th) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (tl) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (tr) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (trs) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (uk) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (ur) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (uz) (Windows apps) | No fix yet | no-fix | n/a |
| Mozilla Firefox ESR (vi) (Windows apps) | No fix yet | no-fix | n/a |
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Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.