VULNERABILITY INTELLIGENCE
CVE-2025-4275
CVSS score7.8 HIGH
EPSS probability0.48%
CISA KEVNot currently listed
Published2025-06-11
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Description
A vulnerability in the digital signature verification process does not properly validate variable attributes which allows an attacker to bypass signature verification by creating a non-authenticated NVRAM variable. An attacker may to execute arbitrary signed UEFI code and bypass Secure Boot.