CVE-2026-6772

· NIST NVD ↗

Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.

HIGH
CVSS severity
7.5
CVSS base score
2026-04-21
Published

CWE codes

CWE-754

Affected products

mozilla:firefoxmozilla:thunderbird

Sources