Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-12298

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 10.4%
CVSS Severity
CVSS v3 Score 5.4
Products affected by CVE-2026-12298


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