CVE-2026-0883
Information disclosure in the Networking component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0882
Use-after-free in the IPC component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0881
Sandbox escape in the Messaging System component. This vulnerability affects Firefox < 147 and Thunderbird < 147.
CVE-2026-0880
Sandbox escape due to integer overflow in the Graphics component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0879
Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0878
Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0877
Mitigation bypass in the DOM: Security component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2025-14861
Memory safety bugs present in Firefox 146. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 14…
CVE-2025-14860
Use-after-free in the Disability Access APIs component. This vulnerability affects Firefox < 146.0.1.
CVE-2025-14744
Unicode RTLO characters could allow malicious websites to spoof filenames in the downloads UI for Firefox for iOS, potentially tricking users into saving files of an unexpected file type. This vulnerability affects Firefox for iOS < 144.0.
CVE-2025-14333
Memory safety bugs present in Firefox ESR 140.5, Thunderbird ESR 140.5, Firefox 145 and Thunderbird 145. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited…
CVE-2025-14332
Memory safety bugs present in Firefox 145 and Thunderbird 145. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability…
CVE-2025-14331
Same-origin policy bypass in the Request Handling component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.
CVE-2025-14330
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability affects Firefox < 146, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.
CVE-2025-14329
Privilege escalation in the Netmonitor component. This vulnerability affects Firefox < 146, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.
CVE-2025-14328
Privilege escalation in the Netmonitor component. This vulnerability affects Firefox < 146, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.
CVE-2025-14327
Spoofing issue in the Downloads Panel component. This vulnerability affects Firefox < 146, Thunderbird < 146, Firefox ESR < 140.7, and Thunderbird < 140.7.
CVE-2025-14326
Use-after-free in the Audio/Video: GMP component. This vulnerability affects Firefox < 146 and Thunderbird < 146.
CVE-2025-14325
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability affects Firefox < 146, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.
CVE-2025-14324
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6.