CVE-2025-5265

Potential local code execution in “Copy as cURL” command

CVE-2025-5265 is fixed in 316 products on 2 platforms, first by Firefox Developer Edition (ach) 139.0, released May 18, 2025. It is not reported as exploited. Patch Radar priority: Routine.

RoutineFixed on 2 platforms
CVSS
4.8
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0021
11th percentile

Due to insufficient escaping of the ampersand character in the “Copy as cURL” feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. *This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.*. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.

Where it's fixed

ProductFixed inFixReleased
Windows apps
Firefox Developer Edition (ach) 139.0 Firefox Developer Edition (ach) 139.0 May 18, 2025
Firefox Developer Edition (af) 139.0 Firefox Developer Edition (af) 139.0 May 18, 2025
Firefox Developer Edition (an) 139.0 Firefox Developer Edition (an) 139.0 May 18, 2025
Firefox Developer Edition (ar) 139.0 Firefox Developer Edition (ar) 139.0 May 18, 2025
Firefox Developer Edition (ast) 139.0 Firefox Developer Edition (ast) 139.0 May 18, 2025
Firefox Developer Edition (az) 139.0 Firefox Developer Edition (az) 139.0 May 18, 2025
Firefox Developer Edition (be) 139.0 Firefox Developer Edition (be) 139.0 May 18, 2025
Firefox Developer Edition (bg) 139.0 Firefox Developer Edition (bg) 139.0 May 18, 2025
Firefox Developer Edition (bn) 139.0 Firefox Developer Edition (bn) 139.0 May 18, 2025
Firefox Developer Edition (br) 139.0 Firefox Developer Edition (br) 139.0 May 18, 2025
Firefox Developer Edition (bs) 139.0 Firefox Developer Edition (bs) 139.0 May 18, 2025
Firefox Developer Edition (ca) 139.0 Firefox Developer Edition (ca) 139.0 May 18, 2025
Firefox Developer Edition (ca-valencia) 139.0 Firefox Developer Edition (ca-valencia) 139.0 May 18, 2025
Firefox Developer Edition (cak) 139.0 Firefox Developer Edition (cak) 139.0 May 18, 2025
Firefox Developer Edition (cs) 139.0 Firefox Developer Edition (cs) 139.0 May 18, 2025
Firefox Developer Edition (cy) 139.0 Firefox Developer Edition (cy) 139.0 May 18, 2025
Firefox Developer Edition (da) 139.0 Firefox Developer Edition (da) 139.0 May 18, 2025
Firefox Developer Edition (de) 139.0 Firefox Developer Edition (de) 139.0 May 18, 2025
Firefox Developer Edition (dsb) 139.0 Firefox Developer Edition (dsb) 139.0 May 18, 2025
Firefox Developer Edition (el) 139.0 Firefox Developer Edition (el) 139.0 May 18, 2025
Firefox Developer Edition (en-CA) 139.0 Firefox Developer Edition (en-CA) 139.0 May 18, 2025
Firefox Developer Edition (en-GB) 139.0 Firefox Developer Edition (en-GB) 139.0 May 18, 2025
Firefox Developer Edition (en-US) 139.0 Firefox Developer Edition (en-US) 139.0 May 18, 2025
Firefox Developer Edition (eo) 139.0 Firefox Developer Edition (eo) 139.0 May 18, 2025
Firefox Developer Edition (es-AR) 139.0 Firefox Developer Edition (es-AR) 139.0 May 18, 2025
Firefox Developer Edition (es-CL) 139.0 Firefox Developer Edition (es-CL) 139.0 May 18, 2025
Firefox Developer Edition (es-ES) 139.0 Firefox Developer Edition (es-ES) 139.0 May 18, 2025
Firefox Developer Edition (es-MX) 139.0 Firefox Developer Edition (es-MX) 139.0 May 18, 2025
Firefox Developer Edition (et) 139.0 Firefox Developer Edition (et) 139.0 May 18, 2025
Firefox Developer Edition (eu) 139.0 Firefox Developer Edition (eu) 139.0 May 18, 2025
Firefox Developer Edition (fa) 139.0 Firefox Developer Edition (fa) 139.0 May 18, 2025
Firefox Developer Edition (ff) 139.0 Firefox Developer Edition (ff) 139.0 May 18, 2025
Firefox Developer Edition (fi) 139.0 Firefox Developer Edition (fi) 139.0 May 18, 2025
Firefox Developer Edition (fr) 139.0 Firefox Developer Edition (fr) 139.0 May 18, 2025
Firefox Developer Edition (fur) 139.0 Firefox Developer Edition (fur) 139.0 May 18, 2025
Firefox Developer Edition (fy-NL) 139.0 Firefox Developer Edition (fy-NL) 139.0 May 18, 2025
Firefox Developer Edition (ga-IE) 139.0 Firefox Developer Edition (ga-IE) 139.0 May 18, 2025
Firefox Developer Edition (gd) 139.0 Firefox Developer Edition (gd) 139.0 May 18, 2025
Firefox Developer Edition (gl) 139.0 Firefox Developer Edition (gl) 139.0 May 18, 2025
Firefox Developer Edition (gn) 139.0 Firefox Developer Edition (gn) 139.0 May 18, 2025
Firefox Developer Edition (gu-IN) 139.0 Firefox Developer Edition (gu-IN) 139.0 May 18, 2025
Firefox Developer Edition (he) 139.0 Firefox Developer Edition (he) 139.0 May 18, 2025
Firefox Developer Edition (hi-IN) 139.0 Firefox Developer Edition (hi-IN) 139.0 May 18, 2025
Firefox Developer Edition (hr) 139.0 Firefox Developer Edition (hr) 139.0 May 18, 2025
Firefox Developer Edition (hsb) 139.0 Firefox Developer Edition (hsb) 139.0 May 18, 2025
Firefox Developer Edition (hu) 139.0 Firefox Developer Edition (hu) 139.0 May 18, 2025
Firefox Developer Edition (hy-AM) 139.0 Firefox Developer Edition (hy-AM) 139.0 May 18, 2025
Firefox Developer Edition (ia) 139.0 Firefox Developer Edition (ia) 139.0 May 18, 2025
Firefox Developer Edition (id) 139.0 Firefox Developer Edition (id) 139.0 May 18, 2025
Firefox Developer Edition (is) 139.0 Firefox Developer Edition (is) 139.0 May 18, 2025
Firefox Developer Edition (it) 139.0 Firefox Developer Edition (it) 139.0 May 18, 2025
Firefox Developer Edition (ja) 139.0 Firefox Developer Edition (ja) 139.0 May 18, 2025
Firefox Developer Edition (ka) 139.0 Firefox Developer Edition (ka) 139.0 May 18, 2025
Firefox Developer Edition (kab) 139.0 Firefox Developer Edition (kab) 139.0 May 18, 2025
Firefox Developer Edition (kk) 139.0 Firefox Developer Edition (kk) 139.0 May 18, 2025
Firefox Developer Edition (km) 139.0 Firefox Developer Edition (km) 139.0 May 18, 2025
Firefox Developer Edition (kn) 139.0 Firefox Developer Edition (kn) 139.0 May 18, 2025
Firefox Developer Edition (ko) 139.0 Firefox Developer Edition (ko) 139.0 May 18, 2025
Firefox Developer Edition (lij) 139.0 Firefox Developer Edition (lij) 139.0 May 18, 2025
Firefox Developer Edition (lt) 139.0 Firefox Developer Edition (lt) 139.0 May 18, 2025
Firefox Developer Edition (lv) 139.0 Firefox Developer Edition (lv) 139.0 May 18, 2025
Firefox Developer Edition (mk) 139.0 Firefox Developer Edition (mk) 139.0 May 18, 2025
Firefox Developer Edition (mr) 139.0 Firefox Developer Edition (mr) 139.0 May 18, 2025
Firefox Developer Edition (ms) 139.0 Firefox Developer Edition (ms) 139.0 May 18, 2025
Firefox Developer Edition (my) 139.0 Firefox Developer Edition (my) 139.0 May 18, 2025
Firefox Developer Edition (nb-NO) 139.0 Firefox Developer Edition (nb-NO) 139.0 May 18, 2025
Firefox Developer Edition (ne-NP) 139.0 Firefox Developer Edition (ne-NP) 139.0 May 18, 2025
Firefox Developer Edition (nl) 139.0 Firefox Developer Edition (nl) 139.0 May 18, 2025
Firefox Developer Edition (nn-NO) 139.0 Firefox Developer Edition (nn-NO) 139.0 May 18, 2025
Firefox Developer Edition (oc) 139.0 Firefox Developer Edition (oc) 139.0 May 18, 2025
Firefox Developer Edition (pa-IN) 139.0 Firefox Developer Edition (pa-IN) 139.0 May 18, 2025
Firefox Developer Edition (pl) 139.0 Firefox Developer Edition (pl) 139.0 May 18, 2025
Firefox Developer Edition (pt-BR) 139.0 Firefox Developer Edition (pt-BR) 139.0 May 18, 2025
Firefox Developer Edition (pt-PT) 139.0 Firefox Developer Edition (pt-PT) 139.0 May 18, 2025
Firefox Developer Edition (rm) 139.0 Firefox Developer Edition (rm) 139.0 May 18, 2025
Firefox Developer Edition (ro) 139.0 Firefox Developer Edition (ro) 139.0 May 18, 2025
Firefox Developer Edition (ru) 139.0 Firefox Developer Edition (ru) 139.0 May 18, 2025
Firefox Developer Edition (sc) 139.0 Firefox Developer Edition (sc) 139.0 May 18, 2025
Firefox Developer Edition (sco) 139.0 Firefox Developer Edition (sco) 139.0 May 18, 2025
Firefox Developer Edition (si) 139.0 Firefox Developer Edition (si) 139.0 May 18, 2025
Firefox Developer Edition (sk) 139.0 Firefox Developer Edition (sk) 139.0 May 18, 2025
Firefox Developer Edition (sl) 139.0 Firefox Developer Edition (sl) 139.0 May 18, 2025
Firefox Developer Edition (son) 139.0 Firefox Developer Edition (son) 139.0 May 18, 2025
Firefox Developer Edition (sq) 139.0 Firefox Developer Edition (sq) 139.0 May 18, 2025
Firefox Developer Edition (sr) 139.0 Firefox Developer Edition (sr) 139.0 May 18, 2025
Firefox Developer Edition (sv-SE) 139.0 Firefox Developer Edition (sv-SE) 139.0 May 18, 2025
Firefox Developer Edition (szl) 139.0 Firefox Developer Edition (szl) 139.0 May 18, 2025
Firefox Developer Edition (ta) 139.0 Firefox Developer Edition (ta) 139.0 May 18, 2025
Firefox Developer Edition (te) 139.0 Firefox Developer Edition (te) 139.0 May 18, 2025
Firefox Developer Edition (tg) 139.0 Firefox Developer Edition (tg) 139.0 May 18, 2025
Firefox Developer Edition (th) 139.0 Firefox Developer Edition (th) 139.0 May 18, 2025
Firefox Developer Edition (tl) 139.0 Firefox Developer Edition (tl) 139.0 May 18, 2025
Firefox Developer Edition (tr) 139.0 Firefox Developer Edition (tr) 139.0 May 18, 2025
Firefox Developer Edition (trs) 139.0 Firefox Developer Edition (trs) 139.0 May 18, 2025
Firefox Developer Edition (uk) 139.0 Firefox Developer Edition (uk) 139.0 May 18, 2025
Firefox Developer Edition (ur) 139.0 Firefox Developer Edition (ur) 139.0 May 18, 2025
Firefox Developer Edition (uz) 139.0 Firefox Developer Edition (uz) 139.0 May 18, 2025
Firefox Developer Edition (vi) 139.0 Firefox Developer Edition (vi) 139.0 May 18, 2025
Firefox Developer Edition (xh) 139.0 Firefox Developer Edition (xh) 139.0 May 18, 2025
Firefox Developer Edition (zh-CN) 139.0 Firefox Developer Edition (zh-CN) 139.0 May 18, 2025
Firefox Developer Edition (zh-TW) 139.0 Firefox Developer Edition (zh-TW) 139.0 May 18, 2025
Mozilla Firefox (ach) 139.0 Mozilla Firefox (ach) 139.0 May 27, 2025
Mozilla Firefox (af) 139.0 Mozilla Firefox (af) 139.0 May 27, 2025
Mozilla Firefox (an) 139.0 Mozilla Firefox (an) 139.0 May 27, 2025
Mozilla Firefox (ar) 139.0 Mozilla Firefox (ar) 139.0 May 27, 2025
Mozilla Firefox (ast) 139.0 Mozilla Firefox (ast) 139.0 May 27, 2025
Mozilla Firefox (az) 139.0 Mozilla Firefox (az) 139.0 May 27, 2025
Mozilla Firefox (be) 139.0 Mozilla Firefox (be) 139.0 May 27, 2025
Mozilla Firefox (bg) 139.0 Mozilla Firefox (bg) 139.0 May 27, 2025
Mozilla Firefox (bn) 139.0 Mozilla Firefox (bn) 139.0 May 27, 2025
Mozilla Firefox (br) 139.0 Mozilla Firefox (br) 139.0 May 27, 2025
Mozilla Firefox (bs) 139.0 Mozilla Firefox (bs) 139.0 May 27, 2025
Mozilla Firefox (ca) 139.0 Mozilla Firefox (ca) 139.0 May 27, 2025
Mozilla Firefox (ca-valencia) 139.0 Mozilla Firefox (ca-valencia) 139.0 May 27, 2025
Mozilla Firefox (cak) 139.0 Mozilla Firefox (cak) 139.0 May 27, 2025
Mozilla Firefox (cs) 139.0 Mozilla Firefox (cs) 139.0 May 27, 2025
Mozilla Firefox (cy) 139.0 Mozilla Firefox (cy) 139.0 May 27, 2025
Mozilla Firefox (da) 139.0 Mozilla Firefox (da) 139.0 May 27, 2025
Mozilla Firefox (de) 139.0 Mozilla Firefox (de) 139.0 May 27, 2025
Mozilla Firefox (dsb) 139.0 Mozilla Firefox (dsb) 139.0 May 27, 2025
Mozilla Firefox (el) 139.0 Mozilla Firefox (el) 139.0 May 27, 2025
Mozilla Firefox (en-CA) 139.0 Mozilla Firefox (en-CA) 139.0 May 27, 2025
Mozilla Firefox (en-GB) 139.0 Mozilla Firefox (en-GB) 139.0 May 27, 2025
Mozilla Firefox (en-US) 139.0 Mozilla Firefox (en-US) 139.0 May 27, 2025
Mozilla Firefox (eo) 139.0 Mozilla Firefox (eo) 139.0 May 27, 2025
Mozilla Firefox (es-AR) 139.0 Mozilla Firefox (es-AR) 139.0 May 27, 2025
Mozilla Firefox (es-CL) 139.0 Mozilla Firefox (es-CL) 139.0 May 27, 2025
Mozilla Firefox (es-ES) 139.0 Mozilla Firefox (es-ES) 139.0 May 27, 2025
Mozilla Firefox (es-MX) 139.0 Mozilla Firefox (es-MX) 139.0 May 27, 2025
Mozilla Firefox (et) 139.0 Mozilla Firefox (et) 139.0 May 27, 2025
Mozilla Firefox (eu) 139.0 Mozilla Firefox (eu) 139.0 May 27, 2025
Mozilla Firefox (fa) 139.0 Mozilla Firefox (fa) 139.0 May 27, 2025
Mozilla Firefox (ff) 139.0 Mozilla Firefox (ff) 139.0 May 27, 2025
Mozilla Firefox (fi) 139.0 Mozilla Firefox (fi) 139.0 May 27, 2025
Mozilla Firefox (fr) 139.0 Mozilla Firefox (fr) 139.0 May 27, 2025
Mozilla Firefox (fur) 139.0 Mozilla Firefox (fur) 139.0 May 27, 2025
Mozilla Firefox (fy-NL) 139.0 Mozilla Firefox (fy-NL) 139.0 May 27, 2025
Mozilla Firefox (ga-IE) 139.0 Mozilla Firefox (ga-IE) 139.0 May 27, 2025
Mozilla Firefox (gd) 139.0 Mozilla Firefox (gd) 139.0 May 27, 2025
Mozilla Firefox (gl) 139.0 Mozilla Firefox (gl) 139.0 May 27, 2025
Mozilla Firefox (gn) 139.0 Mozilla Firefox (gn) 139.0 May 27, 2025
Mozilla Firefox (gu-IN) 139.0 Mozilla Firefox (gu-IN) 139.0 May 27, 2025
Mozilla Firefox (he) 139.0 Mozilla Firefox (he) 139.0 May 27, 2025
Mozilla Firefox (hi-IN) 139.0 Mozilla Firefox (hi-IN) 139.0 May 27, 2025
Mozilla Firefox (hr) 139.0 Mozilla Firefox (hr) 139.0 May 27, 2025
Mozilla Firefox (hsb) 139.0 Mozilla Firefox (hsb) 139.0 May 27, 2025
Mozilla Firefox (hu) 139.0 Mozilla Firefox (hu) 139.0 May 27, 2025
Mozilla Firefox (hy-AM) 139.0 Mozilla Firefox (hy-AM) 139.0 May 27, 2025
Mozilla Firefox (ia) 139.0 Mozilla Firefox (ia) 139.0 May 27, 2025
Mozilla Firefox (id) 139.0 Mozilla Firefox (id) 139.0 May 27, 2025
Mozilla Firefox (is) 139.0 Mozilla Firefox (is) 139.0 May 27, 2025
Mozilla Firefox (it) 139.0 Mozilla Firefox (it) 139.0 May 27, 2025
Mozilla Firefox (ja) 139.0 Mozilla Firefox (ja) 139.0 May 27, 2025
Mozilla Firefox (ka) 139.0 Mozilla Firefox (ka) 139.0 May 27, 2025
Mozilla Firefox (kab) 139.0 Mozilla Firefox (kab) 139.0 May 27, 2025
Mozilla Firefox (kk) 139.0 Mozilla Firefox (kk) 139.0 May 27, 2025
Mozilla Firefox (km) 139.0 Mozilla Firefox (km) 139.0 May 27, 2025
Mozilla Firefox (kn) 139.0 Mozilla Firefox (kn) 139.0 May 27, 2025
Mozilla Firefox (ko) 139.0 Mozilla Firefox (ko) 139.0 May 27, 2025
Mozilla Firefox (lij) 139.0 Mozilla Firefox (lij) 139.0 May 27, 2025
Mozilla Firefox (lt) 139.0 Mozilla Firefox (lt) 139.0 May 27, 2025
Mozilla Firefox (lv) 139.0 Mozilla Firefox (lv) 139.0 May 27, 2025
Mozilla Firefox (mk) 139.0 Mozilla Firefox (mk) 139.0 May 27, 2025
Mozilla Firefox (mr) 139.0 Mozilla Firefox (mr) 139.0 May 27, 2025
Mozilla Firefox (ms) 139.0 Mozilla Firefox (ms) 139.0 May 27, 2025
Mozilla Firefox (my) 139.0 Mozilla Firefox (my) 139.0 May 27, 2025
Mozilla Firefox (nb-NO) 139.0 Mozilla Firefox (nb-NO) 139.0 May 27, 2025
Mozilla Firefox (ne-NP) 139.0 Mozilla Firefox (ne-NP) 139.0 May 27, 2025
Mozilla Firefox (nl) 139.0 Mozilla Firefox (nl) 139.0 May 27, 2025
Mozilla Firefox (nn-NO) 139.0 Mozilla Firefox (nn-NO) 139.0 May 27, 2025
Mozilla Firefox (oc) 139.0 Mozilla Firefox (oc) 139.0 May 27, 2025
Mozilla Firefox (pa-IN) 139.0 Mozilla Firefox (pa-IN) 139.0 May 27, 2025
Mozilla Firefox (pl) 139.0 Mozilla Firefox (pl) 139.0 May 27, 2025
Mozilla Firefox (pt-BR) 139.0 Mozilla Firefox (pt-BR) 139.0 May 27, 2025
Mozilla Firefox (pt-PT) 139.0 Mozilla Firefox (pt-PT) 139.0 May 27, 2025
Mozilla Firefox (rm) 139.0 Mozilla Firefox (rm) 139.0 May 27, 2025
Mozilla Firefox (ro) 139.0 Mozilla Firefox (ro) 139.0 May 27, 2025
Mozilla Firefox (ru) 139.0 Mozilla Firefox (ru) 139.0 May 27, 2025
Mozilla Firefox (sc) 139.0 Mozilla Firefox (sc) 139.0 May 27, 2025
Mozilla Firefox (sco) 139.0 Mozilla Firefox (sco) 139.0 May 27, 2025
Mozilla Firefox (si) 139.0 Mozilla Firefox (si) 139.0 May 27, 2025
Mozilla Firefox (sk) 139.0 Mozilla Firefox (sk) 139.0 May 27, 2025
Mozilla Firefox (sl) 139.0 Mozilla Firefox (sl) 139.0 May 27, 2025
Mozilla Firefox (son) 139.0 Mozilla Firefox (son) 139.0 May 27, 2025
Mozilla Firefox (sq) 139.0 Mozilla Firefox (sq) 139.0 May 27, 2025
Mozilla Firefox (sr) 139.0 Mozilla Firefox (sr) 139.0 May 27, 2025
Mozilla Firefox (sv-SE) 139.0 Mozilla Firefox (sv-SE) 139.0 May 27, 2025
Mozilla Firefox (szl) 139.0 Mozilla Firefox (szl) 139.0 May 27, 2025
Mozilla Firefox (ta) 139.0 Mozilla Firefox (ta) 139.0 May 27, 2025
Mozilla Firefox (te) 139.0 Mozilla Firefox (te) 139.0 May 27, 2025
Mozilla Firefox (tg) 139.0 Mozilla Firefox (tg) 139.0 May 27, 2025
Mozilla Firefox (th) 139.0 Mozilla Firefox (th) 139.0 May 27, 2025
Mozilla Firefox (tl) 139.0 Mozilla Firefox (tl) 139.0 May 27, 2025
Mozilla Firefox (tr) 139.0 Mozilla Firefox (tr) 139.0 May 27, 2025
Mozilla Firefox (trs) 139.0 Mozilla Firefox (trs) 139.0 May 27, 2025
Mozilla Firefox (uk) 139.0 Mozilla Firefox (uk) 139.0 May 27, 2025
Mozilla Firefox (ur) 139.0 Mozilla Firefox (ur) 139.0 May 27, 2025
Mozilla Firefox (uz) 139.0 Mozilla Firefox (uz) 139.0 May 27, 2025
Mozilla Firefox (vi) 139.0 Mozilla Firefox (vi) 139.0 May 27, 2025
Mozilla Firefox (xh) 139.0 Mozilla Firefox (xh) 139.0 May 27, 2025
Mozilla Firefox (zh-CN) 139.0 Mozilla Firefox (zh-CN) 139.0 May 27, 2025
Mozilla Firefox (zh-TW) 139.0 Mozilla Firefox (zh-TW) 139.0 May 27, 2025
Mozilla Firefox ESR (ach) 140.3.0 Mozilla Firefox ESR (ach) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (af) 140.3.0 Mozilla Firefox ESR (af) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (an) 140.3.0 Mozilla Firefox ESR (an) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ar) 140.3.0 Mozilla Firefox ESR (ar) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ast) 140.3.0 Mozilla Firefox ESR (ast) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (az) 140.3.0 Mozilla Firefox ESR (az) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (be) 140.3.0 Mozilla Firefox ESR (be) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (bg) 140.3.0 Mozilla Firefox ESR (bg) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (bn) 140.3.0 Mozilla Firefox ESR (bn) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (br) 140.3.0 Mozilla Firefox ESR (br) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (bs) 140.3.0 Mozilla Firefox ESR (bs) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ca) 140.3.0 Mozilla Firefox ESR (ca) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ca-valencia) 140.3.0 Mozilla Firefox ESR (ca-valencia) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (cak) 140.3.0 Mozilla Firefox ESR (cak) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (cs) 140.3.0 Mozilla Firefox ESR (cs) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (cy) 140.3.0 Mozilla Firefox ESR (cy) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (da) 140.3.0 Mozilla Firefox ESR (da) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (de) 140.3.0 Mozilla Firefox ESR (de) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (dsb) 140.3.0 Mozilla Firefox ESR (dsb) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (el) 140.3.0 Mozilla Firefox ESR (el) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (en-CA) 140.3.0 Mozilla Firefox ESR (en-CA) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (en-GB) 140.3.0 Mozilla Firefox ESR (en-GB) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (en-US) 140.3.0 Mozilla Firefox ESR (en-US) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (eo) 140.3.0 Mozilla Firefox ESR (eo) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (es-AR) 140.3.0 Mozilla Firefox ESR (es-AR) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (es-CL) 140.3.0 Mozilla Firefox ESR (es-CL) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (es-ES) 140.3.0 Mozilla Firefox ESR (es-ES) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (es-MX) 140.3.0 Mozilla Firefox ESR (es-MX) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (et) 140.3.0 Mozilla Firefox ESR (et) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (eu) 140.3.0 Mozilla Firefox ESR (eu) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (fa) 140.3.0 Mozilla Firefox ESR (fa) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ff) 140.3.0 Mozilla Firefox ESR (ff) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (fi) 140.3.0 Mozilla Firefox ESR (fi) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (fr) 140.3.0 Mozilla Firefox ESR (fr) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (fur) 140.3.0 Mozilla Firefox ESR (fur) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (fy-NL) 140.3.0 Mozilla Firefox ESR (fy-NL) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ga-IE) 140.3.0 Mozilla Firefox ESR (ga-IE) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (gd) 140.3.0 Mozilla Firefox ESR (gd) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (gl) 140.3.0 Mozilla Firefox ESR (gl) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (gn) 140.3.0 Mozilla Firefox ESR (gn) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (gu-IN) 140.3.0 Mozilla Firefox ESR (gu-IN) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (he) 140.3.0 Mozilla Firefox ESR (he) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (hi-IN) 140.3.0 Mozilla Firefox ESR (hi-IN) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (hr) 140.3.0 Mozilla Firefox ESR (hr) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (hsb) 140.3.0 Mozilla Firefox ESR (hsb) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (hu) 140.3.0 Mozilla Firefox ESR (hu) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (hy-AM) 140.3.0 Mozilla Firefox ESR (hy-AM) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ia) 140.3.0 Mozilla Firefox ESR (ia) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (id) 140.3.0 Mozilla Firefox ESR (id) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (is) 140.3.0 Mozilla Firefox ESR (is) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (it) 140.3.0 Mozilla Firefox ESR (it) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ja) 140.3.0 Mozilla Firefox ESR (ja) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ka) 140.3.0 Mozilla Firefox ESR (ka) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (kab) 140.3.0 Mozilla Firefox ESR (kab) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (kk) 140.3.0 Mozilla Firefox ESR (kk) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (km) 140.3.0 Mozilla Firefox ESR (km) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (kn) 140.3.0 Mozilla Firefox ESR (kn) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ko) 140.3.0 Mozilla Firefox ESR (ko) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (lij) 140.3.0 Mozilla Firefox ESR (lij) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (lt) 140.3.0 Mozilla Firefox ESR (lt) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (lv) 140.3.0 Mozilla Firefox ESR (lv) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (mk) 140.3.0 Mozilla Firefox ESR (mk) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (mr) 140.3.0 Mozilla Firefox ESR (mr) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ms) 140.3.0 Mozilla Firefox ESR (ms) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (my) 140.3.0 Mozilla Firefox ESR (my) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (nb-NO) 140.3.0 Mozilla Firefox ESR (nb-NO) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ne-NP) 140.3.0 Mozilla Firefox ESR (ne-NP) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (nl) 140.3.0 Mozilla Firefox ESR (nl) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (nn-NO) 140.3.0 Mozilla Firefox ESR (nn-NO) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (oc) 140.3.0 Mozilla Firefox ESR (oc) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (pa-IN) 140.3.0 Mozilla Firefox ESR (pa-IN) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (pl) 140.3.0 Mozilla Firefox ESR (pl) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (pt-BR) 140.3.0 Mozilla Firefox ESR (pt-BR) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (pt-PT) 140.3.0 Mozilla Firefox ESR (pt-PT) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (rm) 140.3.0 Mozilla Firefox ESR (rm) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ro) 140.3.0 Mozilla Firefox ESR (ro) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ru) 140.3.0 Mozilla Firefox ESR (ru) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (sat) 140.13.0 Mozilla Firefox ESR (sat) 140.13.0 Jul 20, 2026
Mozilla Firefox ESR (sc) 140.3.0 Mozilla Firefox ESR (sc) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (sco) 140.3.0 Mozilla Firefox ESR (sco) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (si) 140.3.0 Mozilla Firefox ESR (si) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (sk) 140.3.0 Mozilla Firefox ESR (sk) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (sl) 140.3.0 Mozilla Firefox ESR (sl) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (son) 140.3.0 Mozilla Firefox ESR (son) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (sq) 140.3.0 Mozilla Firefox ESR (sq) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (sr) 140.3.0 Mozilla Firefox ESR (sr) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (sv-SE) 140.3.0 Mozilla Firefox ESR (sv-SE) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (szl) 140.3.0 Mozilla Firefox ESR (szl) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ta) 140.3.0 Mozilla Firefox ESR (ta) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (te) 140.3.0 Mozilla Firefox ESR (te) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (tg) 140.3.0 Mozilla Firefox ESR (tg) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (th) 140.3.0 Mozilla Firefox ESR (th) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (tl) 140.3.0 Mozilla Firefox ESR (tl) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (tr) 140.3.0 Mozilla Firefox ESR (tr) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (trs) 140.3.0 Mozilla Firefox ESR (trs) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (uk) 140.3.0 Mozilla Firefox ESR (uk) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (ur) 140.3.0 Mozilla Firefox ESR (ur) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (uz) 140.3.0 Mozilla Firefox ESR (uz) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (vi) 140.3.0 Mozilla Firefox ESR (vi) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (xh) 140.3.0 Mozilla Firefox ESR (xh) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (zh-CN) 140.3.0 Mozilla Firefox ESR (zh-CN) 140.3.0 Sep 16, 2025
Mozilla Firefox ESR (zh-TW) 140.3.0 Mozilla Firefox ESR (zh-TW) 140.3.0 Sep 16, 2025
Linux
MozillaFirefox · opensuse-leap 15.6 128.11.0-150200.152.185.1 SUSE-SU-2025:01814-1 Jun 4, 2025
MozillaFirefox · sles 15.6 128.11.0-150200.152.185.1 SUSE-SU-2025:01814-1 Jun 4, 2025
MozillaFirefox · sles 15.7 128.11.0-150200.152.185.1 SUSE-SU-2025:01814-1 Jun 4, 2025
MozillaThunderbird · opensuse-leap 15.6 128.11.0-150200.8.221.1 SUSE-SU-2025:01946-1 Jun 13, 2025
MozillaThunderbird · sles 15.6 128.11.0-150200.8.221.1 SUSE-SU-2025:01946-1 Jun 13, 2025
MozillaThunderbird · sles 15.7 128.11.0-150200.8.221.1 SUSE-SU-2025:01946-1 Jun 13, 2025
firefox · amzn 2023 128.11.0-1.amzn2023.0.2 ALAS2023-2025-996 Jun 4, 2025
firefox-debuginfo · amzn 2023 128.11.0-1.amzn2023.0.2 ALAS2023-2025-996 Jun 4, 2025
firefox-debugsource · amzn 2023 128.11.0-1.amzn2023.0.2 ALAS2023-2025-996 Jun 4, 2025
mozjs128 · opensuse-leap 16.0 128.14.0-160000.1.1 OPENSUSE-SU-2025:20135-1 Dec 3, 2025
mozjs128 · sles 16.0 128.14.0-160000.1.1 SUSE-SU-2025:21170-1 Dec 3, 2025
thunderbird · Ubuntu 22.04.1 LTS (jammy) 1:128.12.0+build1-0ubuntu0.22.04.1 thunderbird 1:128.12.0+build1-0ubuntu0.22.04.1 Jun 24, 2025
thunderbird-gnome-support · Ubuntu 22.04.1 LTS (jammy) 1:128.12.0+build1-0ubuntu0.22.04.1 thunderbird-gnome-support 1:128.12.0+build1-0ubuntu0.22.04.1 Jun 24, 2025
thunderbird-mozsymbols · Ubuntu 22.04.1 LTS (jammy) 1:128.12.0+build1-0ubuntu0.22.04.1 thunderbird-mozsymbols 1:128.12.0+build1-0ubuntu0.22.04.1 Jun 24, 2025
xul-ext-calendar-timezones · Ubuntu 22.04.1 LTS (jammy) 1:128.12.0+build1-0ubuntu0.22.04.1 xul-ext-calendar-timezones 1:128.12.0+build1-0ubuntu0.22.04.1 Jun 24, 2025
xul-ext-gdata-provider · Ubuntu 22.04.1 LTS (jammy) 1:128.12.0+build1-0ubuntu0.22.04.1 xul-ext-gdata-provider 1:128.12.0+build1-0ubuntu0.22.04.1 Jun 24, 2025
xul-ext-lightning · Ubuntu 22.04.1 LTS (jammy) 1:128.12.0+build1-0ubuntu0.22.04.1 xul-ext-lightning 1:128.12.0+build1-0ubuntu0.22.04.1 Jun 24, 2025

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