SUSE CVE-2026-16353

Invalid pointer in the DOM: Bindings WebIDL component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

SUSE CVE-2026-16398

Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 153 and Thunderbird 153...

CVE-2026-16390

Mitigation bypass in the Enterprise Policies component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

CVE-2026-16369

Integer overflow in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

CVE-2026-16360 Memory safety bugs fixed in Thunderbird ESR 140.13 and Thunderbird 153

Memory safety bugs present in Thunderbird ESR 140.12 and Thunderbird 152. 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 was fixed in Firefox 153, Firefox ESR 115.38,...

CVE-2026-16412

Mozilla Firefox and Thunderbird are affected by CVE-2026-16412 , which involves memory safety bugs that may lead to memory corruption. If exploited, these vulnerabilities could allow an attacker to execute arbitrary code . The issues are present in Firefox ESR 140.12 , Firefox 152 , and Thunderbi...

EUVD-2026-46231

Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, and Firefox ESR 140.13...

CVE-2026-16359

Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

CVE-2026-16387

A site isolation issue exists in the Networking component of the Firefox web browser and Thunderbird mail client. This vulnerability was addressed in Firefox 153 , Firefox ESR 140.13 , and Thunderbird 153 (including Thunderbird 140.13 ). Exploitation details are not provided in the documentation....

CVE-2026-16358

Site isolation issue in the Graphics: WebRender component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

CVE-2026-16377

A mitigation bypass vulnerability exists in the PDF Viewer component of the Mozilla Firefox and Thunderbird browsers. This flaw could potentially lead to the execution of arbitrary code. The issue has been addressed in Firefox 153 , Firefox ESR 140.13 , Thunderbird 153 , and Thunderbird 140.13 . ...

CVE-2026-16371

Privilege escalation in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

CVE-2026-16351

Sandbox escape due to use-after-free in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

PT-2026-61880

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 153 Firefox ESR versions prior to 140.13 Thunderbird versions prior to 153 Thunderbird versions prior to 140.13 Description Incorrect boundary conditions exist within the JavaScript: WebAssembly component...