🚨 CVE-2026-12299
JIT miscompilation in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
JIT miscompilation in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2043139. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12300
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 1704114. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12301
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2015647. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12302
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2034489. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12303
Information disclosure due to incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
Information disclosure due to incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2034608. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12304
Same-origin policy bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
Same-origin policy bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2034944. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12305
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2037290. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12306
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2037323. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12307
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2038133. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12308
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2038302. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12309
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2038476. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12310
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2039707. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12311
Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2040177. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12313
Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2040477. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12314
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2041856. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12315
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2042058. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12316
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2045496. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12317
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2007083. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12318
Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2023478. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12319
Denial-of-service in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
Denial-of-service in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2026933. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.
🚨 CVE-2026-12320
Information disclosure in the Password Manager component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
Information disclosure in the Password Manager component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
🎖@cveNotify
bugzilla.mozilla.org
Access Denied
You are not authorized to access bug 2027572. To see this bug, you must
first log in to an account with the appropriate permissions.
first log in to an account with the appropriate permissions.