firefox: Privilege escalation in the Security component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the Security component...

firefox: thunderbird: Incorrect boundary conditions in the JavaScript Engine: JIT component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the JavaScript Engine: JIT component...

firefox: thunderbird: Privilege escalation in the DOM: Workers component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the DOM: Workers component...

firefox: Information disclosure, sandbox escape in the Security: Process Sandboxing component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Information disclosure, sandbox escape in the Security: Process Sandboxing component...

firefox: thunderbird: Sandbox escape in the Profile Backup component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape in the Profile Backup component...

firefox: Denial-of-service due to invalid pointer in the Audio/Video: Web Codecs component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Denial-of-service due to invalid pointer in the Audio/Video: Web Codecs component...

firefox: Same-origin policy bypass in the Networking: HTTP component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Networking: HTTP component...

firefox: Memory safety bugs fixed in Firefox ESR 140.11 and Firefox 151

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.10 and Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been...

firefox: Integer overflow in the Networking: JAR component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Integer overflow in the Networking: JAR component...

firefox: thunderbird: Use-after-free in the DOM: Bindings (WebIDL) component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: Bindings WebIDL component...

firefox: Spoofing issue in the Form Autofill component

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Spoofing issue in the Form Autofill component...

firefox: thunderbird: Other issue in the WebRTC component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Other issue in the WebRTC component...

firefox: thunderbird: Other issue in the JavaScript Engine component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Other issue in the JavaScript Engine component...

firefox: thunderbird: Use-after-free in the DOM: Networking component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: Networking component...

PT-2026-49680

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description An information disclosure and sandbox escape issue exists within the Security: Process...

PT-2026-49661

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description Incorrect boundary conditions exist within the Web Audio component. Recommendations Update...

PT-2026-49663

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Firefox ESR versions prior to 115.37 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description A sandbox escape exists within the DOM: Workers componen...

PT-2026-49677

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description A memory safety bug exists in the software, which could lead to unexpected behavior or crashe...

PT-2026-49668

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Firefox ESR versions prior to 115.37 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description JIT miscompilation occurs in the DOM: Core & HTML...

PT-2026-49674

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description A memory safety bug exists in the software, which could lead to unexpected behavior or crashe...