Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-92048

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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 20.1%
CVSS Severity
CVSS v3 Score 9.0
Products affected by CVE-2026-92048


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