Vulnerability Details CVE-2026-100814
Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 15.5%
CVSS Severity
CVSS v3 Score 8.8