CVE-2026-8960
Spoofing issue in WebExtensions
CVE-2026-8960 is fixed in 438 products on 2 platforms, first by Firefox Developer Edition (ach) 151.0, released May 13, 2026. It is not reported as exploited. Patch Radar priority: High.
HighFixed on 2 platforms
CVSS
7.5
No vendor severity
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0038
31st percentile
Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Firefox Developer Edition (ach) | 151.0 | Firefox Developer Edition (ach) 151.0 | May 13, 2026 |
| Firefox Developer Edition (af) | 151.0 | Firefox Developer Edition (af) 151.0 | May 13, 2026 |
| Firefox Developer Edition (an) | 151.0 | Firefox Developer Edition (an) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ar) | 151.0 | Firefox Developer Edition (ar) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ast) | 151.0 | Firefox Developer Edition (ast) 151.0 | May 13, 2026 |
| Firefox Developer Edition (az) | 151.0 | Firefox Developer Edition (az) 151.0 | May 13, 2026 |
| Firefox Developer Edition (be) | 151.0 | Firefox Developer Edition (be) 151.0 | May 13, 2026 |
| Firefox Developer Edition (bg) | 151.0 | Firefox Developer Edition (bg) 151.0 | May 13, 2026 |
| Firefox Developer Edition (bn) | 151.0 | Firefox Developer Edition (bn) 151.0 | May 13, 2026 |
| Firefox Developer Edition (br) | 151.0 | Firefox Developer Edition (br) 151.0 | May 13, 2026 |
| Firefox Developer Edition (bs) | 151.0 | Firefox Developer Edition (bs) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ca) | 151.0 | Firefox Developer Edition (ca) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ca-valencia) | 151.0 | Firefox Developer Edition (ca-valencia) 151.0 | May 13, 2026 |
| Firefox Developer Edition (cak) | 151.0 | Firefox Developer Edition (cak) 151.0 | May 13, 2026 |
| Firefox Developer Edition (cs) | 151.0 | Firefox Developer Edition (cs) 151.0 | May 13, 2026 |
| Firefox Developer Edition (cy) | 151.0 | Firefox Developer Edition (cy) 151.0 | May 13, 2026 |
| Firefox Developer Edition (da) | 151.0 | Firefox Developer Edition (da) 151.0 | May 13, 2026 |
| Firefox Developer Edition (de) | 151.0 | Firefox Developer Edition (de) 151.0 | May 13, 2026 |
| Firefox Developer Edition (dsb) | 151.0 | Firefox Developer Edition (dsb) 151.0 | May 13, 2026 |
| Firefox Developer Edition (el) | 151.0 | Firefox Developer Edition (el) 151.0 | May 13, 2026 |
| Firefox Developer Edition (en-CA) | 151.0 | Firefox Developer Edition (en-CA) 151.0 | May 13, 2026 |
| Firefox Developer Edition (en-GB) | 151.0 | Firefox Developer Edition (en-GB) 151.0 | May 13, 2026 |
| Firefox Developer Edition (en-US) | 151.0 | Firefox Developer Edition (en-US) 151.0 | May 13, 2026 |
| Firefox Developer Edition (eo) | 151.0 | Firefox Developer Edition (eo) 151.0 | May 13, 2026 |
| Firefox Developer Edition (es-AR) | 151.0 | Firefox Developer Edition (es-AR) 151.0 | May 13, 2026 |
| Firefox Developer Edition (es-CL) | 151.0 | Firefox Developer Edition (es-CL) 151.0 | May 13, 2026 |
| Firefox Developer Edition (es-ES) | 151.0 | Firefox Developer Edition (es-ES) 151.0 | May 13, 2026 |
| Firefox Developer Edition (es-MX) | 151.0 | Firefox Developer Edition (es-MX) 151.0 | May 13, 2026 |
| Firefox Developer Edition (et) | 151.0 | Firefox Developer Edition (et) 151.0 | May 13, 2026 |
| Firefox Developer Edition (eu) | 151.0 | Firefox Developer Edition (eu) 151.0 | May 13, 2026 |
| Firefox Developer Edition (fa) | 151.0 | Firefox Developer Edition (fa) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ff) | 151.0 | Firefox Developer Edition (ff) 151.0 | May 13, 2026 |
| Firefox Developer Edition (fi) | 151.0 | Firefox Developer Edition (fi) 151.0 | May 13, 2026 |
| Firefox Developer Edition (fr) | 151.0 | Firefox Developer Edition (fr) 151.0 | May 13, 2026 |
| Firefox Developer Edition (fur) | 151.0 | Firefox Developer Edition (fur) 151.0 | May 13, 2026 |
| Firefox Developer Edition (fy-NL) | 151.0 | Firefox Developer Edition (fy-NL) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ga-IE) | 151.0 | Firefox Developer Edition (ga-IE) 151.0 | May 13, 2026 |
| Firefox Developer Edition (gd) | 151.0 | Firefox Developer Edition (gd) 151.0 | May 13, 2026 |
| Firefox Developer Edition (gl) | 151.0 | Firefox Developer Edition (gl) 151.0 | May 13, 2026 |
| Firefox Developer Edition (gn) | 151.0 | Firefox Developer Edition (gn) 151.0 | May 13, 2026 |
| Firefox Developer Edition (gu-IN) | 151.0 | Firefox Developer Edition (gu-IN) 151.0 | May 13, 2026 |
| Firefox Developer Edition (he) | 151.0 | Firefox Developer Edition (he) 151.0 | May 13, 2026 |
| Firefox Developer Edition (hi-IN) | 151.0 | Firefox Developer Edition (hi-IN) 151.0 | May 13, 2026 |
| Firefox Developer Edition (hr) | 151.0 | Firefox Developer Edition (hr) 151.0 | May 13, 2026 |
| Firefox Developer Edition (hsb) | 151.0 | Firefox Developer Edition (hsb) 151.0 | May 13, 2026 |
| Firefox Developer Edition (hu) | 151.0 | Firefox Developer Edition (hu) 151.0 | May 13, 2026 |
| Firefox Developer Edition (hy-AM) | 151.0 | Firefox Developer Edition (hy-AM) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ia) | 151.0 | Firefox Developer Edition (ia) 151.0 | May 13, 2026 |
| Firefox Developer Edition (id) | 151.0 | Firefox Developer Edition (id) 151.0 | May 13, 2026 |
| Firefox Developer Edition (is) | 151.0 | Firefox Developer Edition (is) 151.0 | May 13, 2026 |
| Firefox Developer Edition (it) | 151.0 | Firefox Developer Edition (it) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ja) | 151.0 | Firefox Developer Edition (ja) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ka) | 151.0 | Firefox Developer Edition (ka) 151.0 | May 13, 2026 |
| Firefox Developer Edition (kab) | 151.0 | Firefox Developer Edition (kab) 151.0 | May 13, 2026 |
| Firefox Developer Edition (kk) | 151.0 | Firefox Developer Edition (kk) 151.0 | May 13, 2026 |
| Firefox Developer Edition (km) | 151.0 | Firefox Developer Edition (km) 151.0 | May 13, 2026 |
| Firefox Developer Edition (kn) | 151.0 | Firefox Developer Edition (kn) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ko) | 151.0 | Firefox Developer Edition (ko) 151.0 | May 13, 2026 |
| Firefox Developer Edition (lij) | 151.0 | Firefox Developer Edition (lij) 151.0 | May 13, 2026 |
| Firefox Developer Edition (lt) | 151.0 | Firefox Developer Edition (lt) 151.0 | May 13, 2026 |
| Firefox Developer Edition (lv) | 151.0 | Firefox Developer Edition (lv) 151.0 | May 13, 2026 |
| Firefox Developer Edition (mk) | 151.0 | Firefox Developer Edition (mk) 151.0 | May 13, 2026 |
| Firefox Developer Edition (mr) | 151.0 | Firefox Developer Edition (mr) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ms) | 151.0 | Firefox Developer Edition (ms) 151.0 | May 13, 2026 |
| Firefox Developer Edition (my) | 151.0 | Firefox Developer Edition (my) 151.0 | May 13, 2026 |
| Firefox Developer Edition (nb-NO) | 151.0 | Firefox Developer Edition (nb-NO) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ne-NP) | 151.0 | Firefox Developer Edition (ne-NP) 151.0 | May 13, 2026 |
| Firefox Developer Edition (nl) | 151.0 | Firefox Developer Edition (nl) 151.0 | May 13, 2026 |
| Firefox Developer Edition (nn-NO) | 151.0 | Firefox Developer Edition (nn-NO) 151.0 | May 13, 2026 |
| Firefox Developer Edition (oc) | 151.0 | Firefox Developer Edition (oc) 151.0 | May 13, 2026 |
| Firefox Developer Edition (pa-IN) | 151.0 | Firefox Developer Edition (pa-IN) 151.0 | May 13, 2026 |
| Firefox Developer Edition (pl) | 151.0 | Firefox Developer Edition (pl) 151.0 | May 13, 2026 |
| Firefox Developer Edition (pt-BR) | 151.0 | Firefox Developer Edition (pt-BR) 151.0 | May 13, 2026 |
| Firefox Developer Edition (pt-PT) | 151.0 | Firefox Developer Edition (pt-PT) 151.0 | May 13, 2026 |
| Firefox Developer Edition (rm) | 151.0 | Firefox Developer Edition (rm) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ro) | 151.0 | Firefox Developer Edition (ro) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ru) | 151.0 | Firefox Developer Edition (ru) 151.0 | May 13, 2026 |
| Firefox Developer Edition (sc) | 151.0 | Firefox Developer Edition (sc) 151.0 | May 13, 2026 |
| Firefox Developer Edition (sco) | 151.0 | Firefox Developer Edition (sco) 151.0 | May 13, 2026 |
| Firefox Developer Edition (si) | 151.0 | Firefox Developer Edition (si) 151.0 | May 13, 2026 |
| Firefox Developer Edition (sk) | 151.0 | Firefox Developer Edition (sk) 151.0 | May 13, 2026 |
| Firefox Developer Edition (sl) | 151.0 | Firefox Developer Edition (sl) 151.0 | May 13, 2026 |
| Firefox Developer Edition (son) | 151.0 | Firefox Developer Edition (son) 151.0 | May 13, 2026 |
| Firefox Developer Edition (sq) | 151.0 | Firefox Developer Edition (sq) 151.0 | May 13, 2026 |
| Firefox Developer Edition (sr) | 151.0 | Firefox Developer Edition (sr) 151.0 | May 13, 2026 |
| Firefox Developer Edition (sv-SE) | 151.0 | Firefox Developer Edition (sv-SE) 151.0 | May 13, 2026 |
| Firefox Developer Edition (szl) | 151.0 | Firefox Developer Edition (szl) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ta) | 151.0 | Firefox Developer Edition (ta) 151.0 | May 13, 2026 |
| Firefox Developer Edition (te) | 151.0 | Firefox Developer Edition (te) 151.0 | May 13, 2026 |
| Firefox Developer Edition (tg) | 151.0 | Firefox Developer Edition (tg) 151.0 | May 13, 2026 |
| Firefox Developer Edition (th) | 151.0 | Firefox Developer Edition (th) 151.0 | May 13, 2026 |
| Firefox Developer Edition (tl) | 151.0 | Firefox Developer Edition (tl) 151.0 | May 13, 2026 |
| Firefox Developer Edition (tr) | 151.0 | Firefox Developer Edition (tr) 151.0 | May 13, 2026 |
| Firefox Developer Edition (trs) | 151.0 | Firefox Developer Edition (trs) 151.0 | May 13, 2026 |
| Firefox Developer Edition (uk) | 151.0 | Firefox Developer Edition (uk) 151.0 | May 13, 2026 |
| Firefox Developer Edition (ur) | 151.0 | Firefox Developer Edition (ur) 151.0 | May 13, 2026 |
| Firefox Developer Edition (uz) | 151.0 | Firefox Developer Edition (uz) 151.0 | May 13, 2026 |
| Firefox Developer Edition (vi) | 151.0 | Firefox Developer Edition (vi) 151.0 | May 13, 2026 |
| Firefox Developer Edition (xh) | 151.0 | Firefox Developer Edition (xh) 151.0 | May 13, 2026 |
| Firefox Developer Edition (zh-CN) | 151.0 | Firefox Developer Edition (zh-CN) 151.0 | May 13, 2026 |
| Firefox Developer Edition (zh-TW) | 151.0 | Firefox Developer Edition (zh-TW) 151.0 | May 13, 2026 |
| Mozilla Firefox (ach) | 151.0 | Mozilla Firefox (ach) 151.0 | May 19, 2026 |
| Mozilla Firefox (af) | 151.0 | Mozilla Firefox (af) 151.0 | May 19, 2026 |
| Mozilla Firefox (an) | 151.0 | Mozilla Firefox (an) 151.0 | May 19, 2026 |
| Mozilla Firefox (ar) | 151.0 | Mozilla Firefox (ar) 151.0 | May 19, 2026 |
| Mozilla Firefox (ast) | 151.0 | Mozilla Firefox (ast) 151.0 | May 19, 2026 |
| Mozilla Firefox (az) | 151.0 | Mozilla Firefox (az) 151.0 | May 19, 2026 |
| Mozilla Firefox (be) | 151.0 | Mozilla Firefox (be) 151.0 | May 19, 2026 |
| Mozilla Firefox (bg) | 151.0 | Mozilla Firefox (bg) 151.0 | May 19, 2026 |
| Mozilla Firefox (bn) | 151.0 | Mozilla Firefox (bn) 151.0 | May 19, 2026 |
| Mozilla Firefox (br) | 151.0 | Mozilla Firefox (br) 151.0 | May 19, 2026 |
| Mozilla Firefox (bs) | 151.0 | Mozilla Firefox (bs) 151.0 | May 19, 2026 |
| Mozilla Firefox (ca) | 151.0 | Mozilla Firefox (ca) 151.0 | May 19, 2026 |
| Mozilla Firefox (ca-valencia) | 151.0 | Mozilla Firefox (ca-valencia) 151.0 | May 19, 2026 |
| Mozilla Firefox (cak) | 151.0 | Mozilla Firefox (cak) 151.0 | May 19, 2026 |
| Mozilla Firefox (cs) | 151.0 | Mozilla Firefox (cs) 151.0 | May 19, 2026 |
| Mozilla Firefox (cy) | 151.0 | Mozilla Firefox (cy) 151.0 | May 19, 2026 |
| Mozilla Firefox (da) | 151.0 | Mozilla Firefox (da) 151.0 | May 19, 2026 |
| Mozilla Firefox (de) | 151.0 | Mozilla Firefox (de) 151.0 | May 19, 2026 |
| Mozilla Firefox (dsb) | 151.0 | Mozilla Firefox (dsb) 151.0 | May 19, 2026 |
| Mozilla Firefox (el) | 151.0 | Mozilla Firefox (el) 151.0 | May 19, 2026 |
| Mozilla Firefox (en-CA) | 151.0 | Mozilla Firefox (en-CA) 151.0 | May 19, 2026 |
| Mozilla Firefox (en-GB) | 151.0 | Mozilla Firefox (en-GB) 151.0 | May 19, 2026 |
| Mozilla Firefox (en-US) | 151.0 | Mozilla Firefox (en-US) 151.0 | May 19, 2026 |
| Mozilla Firefox (eo) | 151.0 | Mozilla Firefox (eo) 151.0 | May 19, 2026 |
| Mozilla Firefox (es-AR) | 151.0 | Mozilla Firefox (es-AR) 151.0 | May 19, 2026 |
| Mozilla Firefox (es-CL) | 151.0 | Mozilla Firefox (es-CL) 151.0 | May 19, 2026 |
| Mozilla Firefox (es-ES) | 151.0 | Mozilla Firefox (es-ES) 151.0 | May 19, 2026 |
| Mozilla Firefox (es-MX) | 151.0 | Mozilla Firefox (es-MX) 151.0 | May 19, 2026 |
| Mozilla Firefox (et) | 151.0 | Mozilla Firefox (et) 151.0 | May 19, 2026 |
| Mozilla Firefox (eu) | 151.0 | Mozilla Firefox (eu) 151.0 | May 19, 2026 |
| Mozilla Firefox (fa) | 151.0 | Mozilla Firefox (fa) 151.0 | May 19, 2026 |
| Mozilla Firefox (ff) | 151.0 | Mozilla Firefox (ff) 151.0 | May 19, 2026 |
| Mozilla Firefox (fi) | 151.0 | Mozilla Firefox (fi) 151.0 | May 19, 2026 |
| Mozilla Firefox (fr) | 151.0 | Mozilla Firefox (fr) 151.0 | May 19, 2026 |
| Mozilla Firefox (fur) | 151.0 | Mozilla Firefox (fur) 151.0 | May 19, 2026 |
| Mozilla Firefox (fy-NL) | 151.0 | Mozilla Firefox (fy-NL) 151.0 | May 19, 2026 |
| Mozilla Firefox (ga-IE) | 151.0 | Mozilla Firefox (ga-IE) 151.0 | May 19, 2026 |
| Mozilla Firefox (gd) | 151.0 | Mozilla Firefox (gd) 151.0 | May 19, 2026 |
| Mozilla Firefox (gl) | 151.0 | Mozilla Firefox (gl) 151.0 | May 19, 2026 |
| Mozilla Firefox (gn) | 151.0 | Mozilla Firefox (gn) 151.0 | May 19, 2026 |
| Mozilla Firefox (gu-IN) | 151.0 | Mozilla Firefox (gu-IN) 151.0 | May 19, 2026 |
| Mozilla Firefox (he) | 151.0 | Mozilla Firefox (he) 151.0 | May 19, 2026 |
| Mozilla Firefox (hi-IN) | 151.0 | Mozilla Firefox (hi-IN) 151.0 | May 19, 2026 |
| Mozilla Firefox (hr) | 151.0 | Mozilla Firefox (hr) 151.0 | May 19, 2026 |
| Mozilla Firefox (hsb) | 151.0 | Mozilla Firefox (hsb) 151.0 | May 19, 2026 |
| Mozilla Firefox (hu) | 151.0 | Mozilla Firefox (hu) 151.0 | May 19, 2026 |
| Mozilla Firefox (hy-AM) | 151.0 | Mozilla Firefox (hy-AM) 151.0 | May 19, 2026 |
| Mozilla Firefox (ia) | 151.0 | Mozilla Firefox (ia) 151.0 | May 19, 2026 |
| Mozilla Firefox (id) | 151.0 | Mozilla Firefox (id) 151.0 | May 19, 2026 |
| Mozilla Firefox (is) | 151.0 | Mozilla Firefox (is) 151.0 | May 19, 2026 |
| Mozilla Firefox (it) | 151.0 | Mozilla Firefox (it) 151.0 | May 19, 2026 |
| Mozilla Firefox (ja) | 151.0 | Mozilla Firefox (ja) 151.0 | May 19, 2026 |
| Mozilla Firefox (ka) | 151.0 | Mozilla Firefox (ka) 151.0 | May 19, 2026 |
| Mozilla Firefox (kab) | 151.0 | Mozilla Firefox (kab) 151.0 | May 19, 2026 |
| Mozilla Firefox (kk) | 151.0 | Mozilla Firefox (kk) 151.0 | May 19, 2026 |
| Mozilla Firefox (km) | 151.0 | Mozilla Firefox (km) 151.0 | May 19, 2026 |
| Mozilla Firefox (kn) | 151.0 | Mozilla Firefox (kn) 151.0 | May 19, 2026 |
| Mozilla Firefox (ko) | 151.0 | Mozilla Firefox (ko) 151.0 | May 19, 2026 |
| Mozilla Firefox (lij) | 151.0 | Mozilla Firefox (lij) 151.0 | May 19, 2026 |
| Mozilla Firefox (lt) | 151.0 | Mozilla Firefox (lt) 151.0 | May 19, 2026 |
| Mozilla Firefox (lv) | 151.0 | Mozilla Firefox (lv) 151.0 | May 19, 2026 |
| Mozilla Firefox (mk) | 151.0 | Mozilla Firefox (mk) 151.0 | May 19, 2026 |
| Mozilla Firefox (mr) | 151.0 | Mozilla Firefox (mr) 151.0 | May 19, 2026 |
| Mozilla Firefox (ms) | 151.0 | Mozilla Firefox (ms) 151.0 | May 19, 2026 |
| Mozilla Firefox (my) | 151.0 | Mozilla Firefox (my) 151.0 | May 19, 2026 |
| Mozilla Firefox (nb-NO) | 151.0 | Mozilla Firefox (nb-NO) 151.0 | May 19, 2026 |
| Mozilla Firefox (ne-NP) | 151.0 | Mozilla Firefox (ne-NP) 151.0 | May 19, 2026 |
| Mozilla Firefox (nl) | 151.0 | Mozilla Firefox (nl) 151.0 | May 19, 2026 |
| Mozilla Firefox (nn-NO) | 151.0 | Mozilla Firefox (nn-NO) 151.0 | May 19, 2026 |
| Mozilla Firefox (oc) | 151.0 | Mozilla Firefox (oc) 151.0 | May 19, 2026 |
| Mozilla Firefox (pa-IN) | 151.0 | Mozilla Firefox (pa-IN) 151.0 | May 19, 2026 |
| Mozilla Firefox (pl) | 151.0 | Mozilla Firefox (pl) 151.0 | May 19, 2026 |
| Mozilla Firefox (pt-BR) | 151.0 | Mozilla Firefox (pt-BR) 151.0 | May 19, 2026 |
| Mozilla Firefox (pt-PT) | 151.0 | Mozilla Firefox (pt-PT) 151.0 | May 19, 2026 |
| Mozilla Firefox (rm) | 151.0 | Mozilla Firefox (rm) 151.0 | May 19, 2026 |
| Mozilla Firefox (ro) | 151.0 | Mozilla Firefox (ro) 151.0 | May 19, 2026 |
| Mozilla Firefox (ru) | 151.0 | Mozilla Firefox (ru) 151.0 | May 19, 2026 |
| Mozilla Firefox (sc) | 151.0 | Mozilla Firefox (sc) 151.0 | May 19, 2026 |
| Mozilla Firefox (sco) | 151.0 | Mozilla Firefox (sco) 151.0 | May 19, 2026 |
| Mozilla Firefox (si) | 151.0 | Mozilla Firefox (si) 151.0 | May 19, 2026 |
| Mozilla Firefox (sk) | 151.0 | Mozilla Firefox (sk) 151.0 | May 19, 2026 |
| Mozilla Firefox (sl) | 151.0 | Mozilla Firefox (sl) 151.0 | May 19, 2026 |
| Mozilla Firefox (son) | 151.0 | Mozilla Firefox (son) 151.0 | May 19, 2026 |
| Mozilla Firefox (sq) | 151.0 | Mozilla Firefox (sq) 151.0 | May 19, 2026 |
| Mozilla Firefox (sr) | 151.0 | Mozilla Firefox (sr) 151.0 | May 19, 2026 |
| Mozilla Firefox (sv-SE) | 151.0 | Mozilla Firefox (sv-SE) 151.0 | May 19, 2026 |
| Mozilla Firefox (szl) | 151.0 | Mozilla Firefox (szl) 151.0 | May 19, 2026 |
| Mozilla Firefox (ta) | 151.0 | Mozilla Firefox (ta) 151.0 | May 19, 2026 |
| Mozilla Firefox (te) | 151.0 | Mozilla Firefox (te) 151.0 | May 19, 2026 |
| Mozilla Firefox (tg) | 151.0 | Mozilla Firefox (tg) 151.0 | May 19, 2026 |
| Mozilla Firefox (th) | 151.0 | Mozilla Firefox (th) 151.0 | May 19, 2026 |
| Mozilla Firefox (tl) | 151.0 | Mozilla Firefox (tl) 151.0 | May 19, 2026 |
| Mozilla Firefox (tr) | 151.0 | Mozilla Firefox (tr) 151.0 | May 19, 2026 |
| Mozilla Firefox (trs) | 151.0 | Mozilla Firefox (trs) 151.0 | May 19, 2026 |
| Mozilla Firefox (uk) | 151.0 | Mozilla Firefox (uk) 151.0 | May 19, 2026 |
| Mozilla Firefox (ur) | 151.0 | Mozilla Firefox (ur) 151.0 | May 19, 2026 |
| Mozilla Firefox (uz) | 151.0 | Mozilla Firefox (uz) 151.0 | May 19, 2026 |
| Mozilla Firefox (vi) | 151.0 | Mozilla Firefox (vi) 151.0 | May 19, 2026 |
| Mozilla Firefox (xh) | 151.0 | Mozilla Firefox (xh) 151.0 | May 19, 2026 |
| Mozilla Firefox (zh-CN) | 151.0 | Mozilla Firefox (zh-CN) 151.0 | May 19, 2026 |
| Mozilla Firefox (zh-TW) | 151.0 | Mozilla Firefox (zh-TW) 151.0 | May 19, 2026 |
| Mozilla Firefox ESR (ach) | 153.0.0 | Mozilla Firefox ESR (ach) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (af) | 153.0.0 | Mozilla Firefox ESR (af) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (an) | 153.0.0 | Mozilla Firefox ESR (an) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ar) | 153.0.0 | Mozilla Firefox ESR (ar) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ast) | 153.0.0 | Mozilla Firefox ESR (ast) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (az) | 153.0.0 | Mozilla Firefox ESR (az) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (be) | 153.0.0 | Mozilla Firefox ESR (be) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (bg) | 153.0.0 | Mozilla Firefox ESR (bg) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (bn) | 153.0.0 | Mozilla Firefox ESR (bn) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (br) | 153.0.0 | Mozilla Firefox ESR (br) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (bs) | 153.0.0 | Mozilla Firefox ESR (bs) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ca) | 153.0.0 | Mozilla Firefox ESR (ca) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ca-valencia) | 153.0.0 | Mozilla Firefox ESR (ca-valencia) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (cak) | 153.0.0 | Mozilla Firefox ESR (cak) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (cs) | 153.0.0 | Mozilla Firefox ESR (cs) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (cy) | 153.0.0 | Mozilla Firefox ESR (cy) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (da) | 153.0.0 | Mozilla Firefox ESR (da) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (de) | 153.0.0 | Mozilla Firefox ESR (de) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (dsb) | 153.0.0 | Mozilla Firefox ESR (dsb) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (el) | 153.0.0 | Mozilla Firefox ESR (el) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (en-CA) | 153.0.0 | Mozilla Firefox ESR (en-CA) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (en-GB) | 153.0.0 | Mozilla Firefox ESR (en-GB) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (en-US) | 153.0.0 | Mozilla Firefox ESR (en-US) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (eo) | 153.0.0 | Mozilla Firefox ESR (eo) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (es-AR) | 153.0.0 | Mozilla Firefox ESR (es-AR) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (es-CL) | 153.0.0 | Mozilla Firefox ESR (es-CL) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (es-ES) | 153.0.0 | Mozilla Firefox ESR (es-ES) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (es-MX) | 153.0.0 | Mozilla Firefox ESR (es-MX) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (et) | 153.0.0 | Mozilla Firefox ESR (et) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (eu) | 153.0.0 | Mozilla Firefox ESR (eu) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (fa) | 153.0.0 | Mozilla Firefox ESR (fa) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ff) | 153.0.0 | Mozilla Firefox ESR (ff) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (fi) | 153.0.0 | Mozilla Firefox ESR (fi) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (fr) | 153.0.0 | Mozilla Firefox ESR (fr) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (fur) | 153.0.0 | Mozilla Firefox ESR (fur) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (fy-NL) | 153.0.0 | Mozilla Firefox ESR (fy-NL) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ga-IE) | 153.0.0 | Mozilla Firefox ESR (ga-IE) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (gd) | 153.0.0 | Mozilla Firefox ESR (gd) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (gl) | 153.0.0 | Mozilla Firefox ESR (gl) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (gn) | 153.0.0 | Mozilla Firefox ESR (gn) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (gu-IN) | 153.0.0 | Mozilla Firefox ESR (gu-IN) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (he) | 153.0.0 | Mozilla Firefox ESR (he) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (hi-IN) | 153.0.0 | Mozilla Firefox ESR (hi-IN) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (hr) | 153.0.0 | Mozilla Firefox ESR (hr) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (hsb) | 153.0.0 | Mozilla Firefox ESR (hsb) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (hu) | 153.0.0 | Mozilla Firefox ESR (hu) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (hy-AM) | 153.0.0 | Mozilla Firefox ESR (hy-AM) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ia) | 153.0.0 | Mozilla Firefox ESR (ia) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (id) | 153.0.0 | Mozilla Firefox ESR (id) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (is) | 153.0.0 | Mozilla Firefox ESR (is) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (it) | 153.0.0 | Mozilla Firefox ESR (it) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ja) | 153.0.0 | Mozilla Firefox ESR (ja) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ka) | 153.0.0 | Mozilla Firefox ESR (ka) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (kab) | 153.0.0 | Mozilla Firefox ESR (kab) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (kk) | 153.0.0 | Mozilla Firefox ESR (kk) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (km) | 153.0.0 | Mozilla Firefox ESR (km) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (kn) | 153.0.0 | Mozilla Firefox ESR (kn) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ko) | 153.0.0 | Mozilla Firefox ESR (ko) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (lij) | 153.0.0 | Mozilla Firefox ESR (lij) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (lt) | 153.0.0 | Mozilla Firefox ESR (lt) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (lv) | 153.0.0 | Mozilla Firefox ESR (lv) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (mk) | 153.0.0 | Mozilla Firefox ESR (mk) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (mr) | 153.0.0 | Mozilla Firefox ESR (mr) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ms) | 153.0.0 | Mozilla Firefox ESR (ms) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (my) | 153.0.0 | Mozilla Firefox ESR (my) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (nb-NO) | 153.0.0 | Mozilla Firefox ESR (nb-NO) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ne-NP) | 153.0.0 | Mozilla Firefox ESR (ne-NP) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (nl) | 153.0.0 | Mozilla Firefox ESR (nl) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (nn-NO) | 153.0.0 | Mozilla Firefox ESR (nn-NO) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (oc) | 153.0.0 | Mozilla Firefox ESR (oc) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (pa-IN) | 153.0.0 | Mozilla Firefox ESR (pa-IN) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (pl) | 153.0.0 | Mozilla Firefox ESR (pl) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (pt-BR) | 153.0.0 | Mozilla Firefox ESR (pt-BR) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (pt-PT) | 153.0.0 | Mozilla Firefox ESR (pt-PT) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (rm) | 153.0.0 | Mozilla Firefox ESR (rm) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ro) | 153.0.0 | Mozilla Firefox ESR (ro) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ru) | 153.0.0 | Mozilla Firefox ESR (ru) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sat) | 153.0.0 | Mozilla Firefox ESR (sat) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sc) | 153.0.0 | Mozilla Firefox ESR (sc) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sco) | 153.0.0 | Mozilla Firefox ESR (sco) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (si) | 153.0.0 | Mozilla Firefox ESR (si) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sk) | 153.0.0 | Mozilla Firefox ESR (sk) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sl) | 153.0.0 | Mozilla Firefox ESR (sl) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (son) | 153.0.0 | Mozilla Firefox ESR (son) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sq) | 153.0.0 | Mozilla Firefox ESR (sq) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sr) | 153.0.0 | Mozilla Firefox ESR (sr) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (sv-SE) | 153.0.0 | Mozilla Firefox ESR (sv-SE) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (szl) | 153.0.0 | Mozilla Firefox ESR (szl) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ta) | 153.0.0 | Mozilla Firefox ESR (ta) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (te) | 153.0.0 | Mozilla Firefox ESR (te) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (tg) | 153.0.0 | Mozilla Firefox ESR (tg) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (th) | 153.0.0 | Mozilla Firefox ESR (th) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (tl) | 153.0.0 | Mozilla Firefox ESR (tl) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (tr) | 153.0.0 | Mozilla Firefox ESR (tr) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (trs) | 153.0.0 | Mozilla Firefox ESR (trs) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (uk) | 153.0.0 | Mozilla Firefox ESR (uk) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (ur) | 153.0.0 | Mozilla Firefox ESR (ur) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (uz) | 153.0.0 | Mozilla Firefox ESR (uz) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (vi) | 153.0.0 | Mozilla Firefox ESR (vi) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (xh) | 153.0.0 | Mozilla Firefox ESR (xh) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (zh-CN) | 153.0.0 | Mozilla Firefox ESR (zh-CN) 153.0.0 | Jul 20, 2026 |
| Mozilla Firefox ESR (zh-TW) | 153.0.0 | Mozilla Firefox ESR (zh-TW) 153.0.0 | Jul 20, 2026 |
| Mozilla Thunderbird (af) | 151.0 | Mozilla Thunderbird (af) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (ar) | 151.0 | Mozilla Thunderbird (ar) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (ast) | 151.0 | Mozilla Thunderbird (ast) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (be) | 151.0 | Mozilla Thunderbird (be) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (bg) | 151.0 | Mozilla Thunderbird (bg) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (br) | 151.0 | Mozilla Thunderbird (br) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (ca) | 151.0 | Mozilla Thunderbird (ca) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (cak) | 151.0 | Mozilla Thunderbird (cak) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (cs) | 151.0 | Mozilla Thunderbird (cs) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (cy) | 151.0 | Mozilla Thunderbird (cy) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (da) | 151.0 | Mozilla Thunderbird (da) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (de) | 151.0 | Mozilla Thunderbird (de) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (dsb) | 151.0 | Mozilla Thunderbird (dsb) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (el) | 151.0 | Mozilla Thunderbird (el) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (en-CA) | 151.0 | Mozilla Thunderbird (en-CA) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (en-GB) | 151.0 | Mozilla Thunderbird (en-GB) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (en-US) | 151.0 | Mozilla Thunderbird (en-US) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (es-AR) | 151.0 | Mozilla Thunderbird (es-AR) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (es-ES) | 151.0 | Mozilla Thunderbird (es-ES) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (es-MX) | 151.0 | Mozilla Thunderbird (es-MX) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (et) | 151.0 | Mozilla Thunderbird (et) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (eu) | 151.0 | Mozilla Thunderbird (eu) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (fi) | 151.0 | Mozilla Thunderbird (fi) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (fr) | 151.0 | Mozilla Thunderbird (fr) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (fy-NL) | 151.0 | Mozilla Thunderbird (fy-NL) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (ga-IE) | 151.0 | Mozilla Thunderbird (ga-IE) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (gd) | 151.0 | Mozilla Thunderbird (gd) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (gl) | 151.0 | Mozilla Thunderbird (gl) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (he) | 151.0 | Mozilla Thunderbird (he) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (hr) | 151.0 | Mozilla Thunderbird (hr) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (hsb) | 151.0 | Mozilla Thunderbird (hsb) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (hu) | 151.0 | Mozilla Thunderbird (hu) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (hy-AM) | 151.0 | Mozilla Thunderbird (hy-AM) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (id) | 151.0 | Mozilla Thunderbird (id) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (is) | 151.0 | Mozilla Thunderbird (is) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (it) | 151.0 | Mozilla Thunderbird (it) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (ja) | 151.0 | Mozilla Thunderbird (ja) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (ka) | 151.0 | Mozilla Thunderbird (ka) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (kab) | 151.0 | Mozilla Thunderbird (kab) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (kk) | 151.0 | Mozilla Thunderbird (kk) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (ko) | 151.0 | Mozilla Thunderbird (ko) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (lt) | 151.0 | Mozilla Thunderbird (lt) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (lv) | 151.0 | Mozilla Thunderbird (lv) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (ms) | 151.0 | Mozilla Thunderbird (ms) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (nb-NO) | 151.0 | Mozilla Thunderbird (nb-NO) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (nl) | 151.0 | Mozilla Thunderbird (nl) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (nn-NO) | 151.0 | Mozilla Thunderbird (nn-NO) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (pa-IN) | 151.0 | Mozilla Thunderbird (pa-IN) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (pl) | 151.0 | Mozilla Thunderbird (pl) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (pt-BR) | 151.0 | Mozilla Thunderbird (pt-BR) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (pt-PT) | 151.0 | Mozilla Thunderbird (pt-PT) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (rm) | 151.0 | Mozilla Thunderbird (rm) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (ro) | 151.0 | Mozilla Thunderbird (ro) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (ru) | 151.0 | Mozilla Thunderbird (ru) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (sk) | 151.0 | Mozilla Thunderbird (sk) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (sl) | 151.0 | Mozilla Thunderbird (sl) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (sq) | 151.0 | Mozilla Thunderbird (sq) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (sr) | 151.0 | Mozilla Thunderbird (sr) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (sv-SE) | 151.0 | Mozilla Thunderbird (sv-SE) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (th) | 151.0 | Mozilla Thunderbird (th) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (tr) | 151.0 | Mozilla Thunderbird (tr) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (uk) | 151.0 | Mozilla Thunderbird (uk) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (uz) | 151.0 | Mozilla Thunderbird (uz) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (vi) | 151.0 | Mozilla Thunderbird (vi) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (zh-CN) | 151.0 | Mozilla Thunderbird (zh-CN) 151.0 | May 19, 2026 |
| Mozilla Thunderbird (zh-TW) | 151.0 | Mozilla Thunderbird (zh-TW) 151.0 | May 19, 2026 |
| Mozilla Thunderbird ESR (af) | 153.0.1 | Mozilla Thunderbird ESR (af) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (ar) | 153.0.1 | Mozilla Thunderbird ESR (ar) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (ast) | 153.0.1 | Mozilla Thunderbird ESR (ast) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (be) | 153.0.1 | Mozilla Thunderbird ESR (be) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (bg) | 153.0.1 | Mozilla Thunderbird ESR (bg) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (br) | 153.0.1 | Mozilla Thunderbird ESR (br) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (ca) | 153.0.1 | Mozilla Thunderbird ESR (ca) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (cak) | 153.0.1 | Mozilla Thunderbird ESR (cak) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (cs) | 153.0.1 | Mozilla Thunderbird ESR (cs) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (cy) | 153.0.1 | Mozilla Thunderbird ESR (cy) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (da) | 153.0.1 | Mozilla Thunderbird ESR (da) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (de) | 153.0.1 | Mozilla Thunderbird ESR (de) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (dsb) | 153.0.1 | Mozilla Thunderbird ESR (dsb) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (el) | 153.0.1 | Mozilla Thunderbird ESR (el) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (en-CA) | 153.0.1 | Mozilla Thunderbird ESR (en-CA) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (en-GB) | 153.0.1 | Mozilla Thunderbird ESR (en-GB) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (en-US) | 153.0.1 | Mozilla Thunderbird ESR (en-US) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (es-AR) | 153.0.1 | Mozilla Thunderbird ESR (es-AR) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (es-ES) | 153.0.1 | Mozilla Thunderbird ESR (es-ES) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (es-MX) | 153.0.1 | Mozilla Thunderbird ESR (es-MX) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (et) | 153.0.1 | Mozilla Thunderbird ESR (et) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (eu) | 153.0.1 | Mozilla Thunderbird ESR (eu) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (fi) | 153.0.1 | Mozilla Thunderbird ESR (fi) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (fr) | 153.0.1 | Mozilla Thunderbird ESR (fr) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (fy-NL) | 153.0.1 | Mozilla Thunderbird ESR (fy-NL) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (ga-IE) | 153.0.1 | Mozilla Thunderbird ESR (ga-IE) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (gd) | 153.0.1 | Mozilla Thunderbird ESR (gd) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (gl) | 153.0.1 | Mozilla Thunderbird ESR (gl) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (he) | 153.0.1 | Mozilla Thunderbird ESR (he) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (hr) | 153.0.1 | Mozilla Thunderbird ESR (hr) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (hsb) | 153.0.1 | Mozilla Thunderbird ESR (hsb) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (hu) | 153.0.1 | Mozilla Thunderbird ESR (hu) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (hy-AM) | 153.0.1 | Mozilla Thunderbird ESR (hy-AM) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (id) | 153.0.1 | Mozilla Thunderbird ESR (id) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (is) | 153.0.1 | Mozilla Thunderbird ESR (is) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (it) | 153.0.1 | Mozilla Thunderbird ESR (it) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (ja) | 153.0.1 | Mozilla Thunderbird ESR (ja) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (ka) | 153.0.1 | Mozilla Thunderbird ESR (ka) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (kab) | 153.0.1 | Mozilla Thunderbird ESR (kab) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (kk) | 153.0.1 | Mozilla Thunderbird ESR (kk) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (ko) | 153.0.1 | Mozilla Thunderbird ESR (ko) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (lt) | 153.0.1 | Mozilla Thunderbird ESR (lt) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (lv) | 153.0.1 | Mozilla Thunderbird ESR (lv) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (ms) | 153.0.1 | Mozilla Thunderbird ESR (ms) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (nb-NO) | 153.0.1 | Mozilla Thunderbird ESR (nb-NO) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (nl) | 153.0.1 | Mozilla Thunderbird ESR (nl) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (nn-NO) | 153.0.1 | Mozilla Thunderbird ESR (nn-NO) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (pa-IN) | 153.0.1 | Mozilla Thunderbird ESR (pa-IN) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (pl) | 153.0.1 | Mozilla Thunderbird ESR (pl) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (pt-BR) | 153.0.1 | Mozilla Thunderbird ESR (pt-BR) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (pt-PT) | 153.0.1 | Mozilla Thunderbird ESR (pt-PT) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (rm) | 153.0.1 | Mozilla Thunderbird ESR (rm) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (ro) | 153.0.1 | Mozilla Thunderbird ESR (ro) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (ru) | 153.0.1 | Mozilla Thunderbird ESR (ru) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (sk) | 153.0.1 | Mozilla Thunderbird ESR (sk) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (sl) | 153.0.1 | Mozilla Thunderbird ESR (sl) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (sq) | 153.0.1 | Mozilla Thunderbird ESR (sq) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (sr) | 153.0.1 | Mozilla Thunderbird ESR (sr) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (sv-SE) | 153.0.1 | Mozilla Thunderbird ESR (sv-SE) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (th) | 153.0.1 | Mozilla Thunderbird ESR (th) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (tr) | 153.0.1 | Mozilla Thunderbird ESR (tr) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (uk) | 153.0.1 | Mozilla Thunderbird ESR (uk) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (uz) | 153.0.1 | Mozilla Thunderbird ESR (uz) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (vi) | 153.0.1 | Mozilla Thunderbird ESR (vi) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (zh-CN) | 153.0.1 | Mozilla Thunderbird ESR (zh-CN) 153.0.1 | Jul 23, 2026 |
| Mozilla Thunderbird ESR (zh-TW) | 153.0.1 | Mozilla Thunderbird ESR (zh-TW) 153.0.1 | Jul 23, 2026 |
| macOS | |||
| Mozilla Firefox | 151.0.2 | Mozilla Firefox 151.0.2 | May 25, 2026 |
| Mozilla Thunderbird | 151.0.1 | Mozilla Thunderbird 151.0.1 | May 22, 2026 |
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