CWE-1329

Reliance on Component That is Not Updateable

1 CVEs Avg CVSS 6.4 MITRE

CRITICAL

HIGH

MEDIUM

LOW

POC

KEV

Monthly

CVE-2026-21265 MEDIUM This Month

Windows Secure Boot stores Microsoft certificates in the UEFI KEK and DB. [CVSS 6.4 MEDIUM]

Microsoft Windows Windows 10 22h2 Windows 10 1607 Windows 11 25h2 +10

NVD

CVSS 3.1

6.4

EPSS

0.3%

CVE-2026-21265

EPSS 0% CVSS 6.4

MEDIUM This Month

Windows Secure Boot stores Microsoft certificates in the UEFI KEK and DB. [CVSS 6.4 MEDIUM]

Microsoft Windows Windows 10 22h2 +12

NVD