Mozilla Firefox ESR < 115.42

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 115.42. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-98 advisory. - Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was...

Security Vulnerabilities fixed in Firefox ESR 153.4 — Mozilla

Note : We have changed how we publish advisories. We no longer roll all internally identified memory safety vulnerabilities into a single CVE and are now issuing an advisory for every individual bug. CVE-2026-100756: Incorrect boundary conditions in the Audio/Video: Playback component Reporter...

Mozilla Firefox ESR < 140.17

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 140.17. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-99 advisory. - Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was...

Mozilla Firefox < 157.0

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 157.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-97 advisory. - Privilege escalation in the Places component. This vulnerability was fixed in Firefox ESR 153.4 and Firefox...

Security Vulnerabilities fixed in Firefox ESR 115.42 — Mozilla

Note : We have changed how we publish advisories. We no longer roll all internally identified memory safety vulnerabilities into a single CVE and are now issuing an advisory for every individual bug. CVE-2026-100756: Incorrect boundary conditions in the Audio/Video: Playback component Reporter...

Security Vulnerabilities fixed in Firefox ESR 140.17 — Mozilla

Note : We have changed how we publish advisories. We no longer roll all internally identified memory safety vulnerabilities into a single CVE and are now issuing an advisory for every individual bug. CVE-2026-100756: Incorrect boundary conditions in the Audio/Video: Playback component Reporter...

Mozilla Firefox ESR < 115.42

The version of Firefox ESR installed on the remote Windows host is prior to 115.42. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-98 advisory. - Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in...

Mozilla Firefox < 157.0

The version of Firefox installed on the remote Windows host is prior to 157.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-97 advisory. - Privilege escalation in the Places component. This vulnerability was fixed in Firefox ESR 153.4 and Firefox 157...

PT-2026-102530

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 157 Firefox ESR versions prior to 115.42 Firefox ESR versions prior to 140.17 Firefox ESR versions prior to 153.4 Thunderbird versions prior to 157 Description Incorrect boundary conditions exist within the Audio/Vide...

PT-2026-102532

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 157 Firefox ESR versions prior to 115.42 Firefox ESR versions prior to 140.17 Firefox ESR versions prior to 153.4 Thunderbird versions prior to 157 Description A sandbox escape exists within the DOM Navigation...

PT-2026-102538

Name of the Vulnerable Software and Affected Versions Thunderbird versions prior to 157 Firefox versions prior to 157 Description Incorrect boundary conditions in the Graphics: WebGPU component allow for privilege escalation. Recommendations Update Thunderbird to version 157. Update Firefox to...

PT-2026-102540

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 157 Firefox ESR versions prior to 115.42 Firefox ESR versions prior to 140.17 Firefox ESR versions prior to 153.4 Thunderbird versions prior to 157 Description An information disclosure issue exists within the...

PT-2026-102542

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 157 Thunderbird versions prior to 157 Description A use-after-free issue exists in the Graphics: WebGPU component. Use-after-free is a memory corruption flaw that occurs when an application continues to use a pointer...

PT-2026-102544

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 157 Firefox ESR versions prior to 115.42 Firefox ESR versions prior to 140.17 Firefox ESR versions prior to 153.4 Thunderbird versions prior to 157 Description A use-after-free issue exists in the DOM: Content Process...

PT-2026-102546

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 157 Firefox ESR versions prior to 140.17 Firefox ESR versions prior to 153.4 Thunderbird versions prior to 157 Description A use-after-free issue exists within the DOM: Core & HTML component. A use-after-free occurs...

PT-2026-102547

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 157 Firefox ESR versions prior to 115.42 Firefox ESR versions prior to 140.17 Firefox ESR versions prior to 153.4 Thunderbird versions prior to 157 Description A use-after-free issue exists in the Storage: IndexedDB...

PT-2026-102556

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 157 Firefox ESR versions prior to 115.42 Firefox ESR versions prior to 140.17 Firefox ESR versions prior to 153.4 Thunderbird versions prior to 157 Description Privilege escalation is possible due to incorrect boundar...

PT-2026-102557

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 157 Firefox ESR versions prior to 115.42 Firefox ESR versions prior to 140.17 Firefox ESR versions prior to 153.4 Thunderbird versions prior to 157 Description Uninitialized memory exists within the Audio/Video...

PT-2026-102558

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 157 Firefox ESR versions prior to 115.42 Firefox ESR versions prior to 140.17 Firefox ESR versions prior to 153.4 Thunderbird versions prior to 157 Description A use-after-free issue exists in the Layout: Text and Fon...

PT-2026-102562

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 157 Firefox ESR versions prior to 153.4 Firefox ESR versions prior to 140.17 Thunderbird versions prior to 157 Description An invalid pointer issue exists within the JavaScript: WebAssembly component. WebAssembly is a...