CVE-2026-92071Low· 3.4▾ SunlitSandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
▾ Sunlit zone — Low / medium · no exploitation signal
impact 18.7 · likelihood 0 · exploitation 0
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Exploit-prediction probability, daily snapshots since Sep 19.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
— → 3.4
none → low
0.1%
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-92035Critical· 9.6Sandbox escape due to incorrect boundary conditions in the Graphics component
CVE-2026-92048Critical· 9.0Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component
CVE-2026-92064High· 8.8Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component
CVE-2026-92079Low· 3.4Mitigation bypass in the Widget: Win32 component
CVE-2026-92078Medium· 6.5Denial-of-service in the Security component
CVE-2026-92077Medium· 6.5Denial-of-service in the SVG component