VULNERABILITY INTELLIGENCE

CVE-2026-6766

CVSS score7.5 HIGH
EPSS probability0.26%
CISA KEVNot currently listed
Published2026-04-21
Last modified2026-10-26
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Description

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

Weakness classification

  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-754

Primary references