Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-12302

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 16.0%
CVSS Severity
CVSS v3 Score 6.5
Products affected by CVE-2026-12302


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