Security Vulnerabilities fixed in Firefox ESR 140.10.2 — Mozilla

Memory safety bugs present in Firefox ESR 115.35.1, Firefox ESR 140.10.1 and Firefox 150.0.1. 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...

CVE-2026-7320 Information disclosure due to incorrect boundary conditions in the Audio/Video component

Information disclosure due to incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, Firefox ESR 115.35.1, Thunderbird 150.0.1, and Thunderbird 140.10.1...

PT-2026-35734

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 150.0.1 Firefox ESR versions prior to 140.10.1 Firefox ESR versions prior to 115.35.1 Thunderbird versions prior to 150.0.1 Thunderbird versions prior to 140.10.1 Description Incorrect boundary conditions in the...