PT-2026-91950

Name of the Vulnerable Software and Affected Versions Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Thunderbird versions prior to 140.16 Description Incorrect boundary conditions in the Graphics component allow for privilege escalation. Recommendations Update Firefox E...

PT-2026-91951

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to...

PT-2026-91953

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to...

PT-2026-91954

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to...

PT-2026-91958

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to...

PT-2026-91961

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to...

PT-2026-91965

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to...

PT-2026-91972

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Thunderbird versions prior to 156 Description Incorrect boundary conditions exist within the Networking: HTTP component. Recommendations Update Firefox to version 156. Update Thunderbird to version 156...

PT-2026-91976

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Thunderbird versions prior to 156 Description A use-after-free issue exists in the JavaScript: WebAssembly component. Use-after-free is a memory corruption flaw that occurs when an application continues to use a...

PT-2026-91942

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to...

PT-2026-91943

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to...

PT-2026-91947

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to...

PT-2026-91952

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to 153.3 Description A use-after-free issu...

PT-2026-91955

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to...

PT-2026-91959

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to...

PT-2026-91960

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to...

PT-2026-91964

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Firefox ESR versions prior to 115.41 Firefox ESR versions prior to 140.16 Firefox ESR versions prior to 153.3 Thunderbird versions prior to 156 Thunderbird versions prior to 140.16 Thunderbird versions prior to...

PT-2026-91970

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Thunderbird versions prior to 156 Description A site isolation issue exists within the Graphics component. Site isolation is a security mechanism that ensures web pages from different sites are processed in separa...

PT-2026-91987

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Thunderbird versions prior to 156 Description A spoofing issue exists within the Graphics component caused by an invalid pointer. Recommendations Update Firefox to version 156. Update Thunderbird to version 156...

PT-2026-91997

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 156 Thunderbird versions prior to 156 Description Incorrect boundary conditions exist within the Security: Process Sandboxing component. Process sandboxing is a security mechanism that isolates running processes from...