Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-74952

Privilege escalation in the Application Update component. This vulnerability was fixed in Firefox 154, Thunderbird 154, Firefox ESR 153.2, and Thunderbird 153.2.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 33.6%
CVSS Severity
CVSS v3 Score 8.8
Products affected by CVE-2026-74952


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