Vulnerability Details CVE-2026-16379
Privilege escalation in the DOM: Content Processes component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 4.7%
CVSS Severity
CVSS v3 Score 9.8