firefox: thunderbird: Privilege escalation in WebExtensions

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

firefox: thunderbird: Invalid pointer in the DOM: Bindings (WebIDL) component

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

firefox: thunderbird: Site isolation issue in the Networking component

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

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

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

firefox: thunderbird: Site isolation issue in the DOM: Navigation component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing this flaw...

firefox: thunderbird: Same-origin policy bypass in the DOM: Navigation component

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

firefox: thunderbird: Mitigation bypass in the PDF Viewer component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the PDF Viewer component...

firefox: thunderbird: Mitigation bypass in the DOM: Networking component

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

firefox: thunderbird: JIT miscompilation in the JavaScript: WebAssembly component

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

CVE-2026-72745

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority as it's a duplicate of CVE-2026-73242...

firefox: thunderbird: Privilege escalation in the DOM: Content Processes component

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

firefox: thunderbird: Sandbox escape due to use-after-free in the Disability Access APIs component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape due to use-after-free in the Disability Access APIs component...

firefox: thunderbird: JIT miscompilation in the JavaScript Engine: JIT component

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

firefox: thunderbird: Same-origin policy bypass in the DOM: Navigation component

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

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.38 and Firefox ESR 140.13

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Thunderbird ESR 140.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been...

firefox: thunderbird: Invalid pointer in the DOM: Bindings (WebIDL) component

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

firefox: thunderbird: Site isolation issue in the Networking: HTTP component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Site isolation issue in the Networking: HTTP component...

firefox: thunderbird: Information disclosure in the Graphics: ImageLib component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Information disclosure in the Graphics: ImageLib component...

firefox: thunderbird: JIT miscompilation in the JavaScript: WebAssembly component

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

firefox: thunderbird: Site isolation issue in the Graphics: WebRender component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Site isolation issue in the Graphics: WebRender component...