CVE-2020-0689: Microsoft Windows 10

Medium severity, CVSS 6.7. EPSS: 1.1% chance of exploitation in the next 30 days.

A security feature bypass vulnerability exists in secure boot, aka 'Microsoft Secure Boot Security Feature Bypass Vulnerability'.

Affected products

• Microsoft Windows 10: affected versions not specified; version 1607 only; version 1709 only; version 1803 only; version 1809 only; version 1903 only; …
• Microsoft Windows 8.1: affected versions not specified
• Microsoft Windows Rt 8.1: affected versions not specified
• Microsoft Windows Server 2012: affected versions not specified; version r2 only
• Microsoft Windows Server 2016: affected versions not specified; version 1803 only; version 1903 only; version 1909 only
• Microsoft Windows Server 2019: any version

Published 2020-02-11. Last modified 2026-06-17.