CVE-2019-1488: Microsoft Windows 10

Low severity, CVSS 3.3. EPSS: 0.9% chance of exploitation in the next 30 days.

A security feature bypass vulnerability exists when Microsoft Defender improperly handles specific buffers, aka 'Microsoft Defender 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 7: affected versions not specified
• Microsoft Windows 8.1: affected versions not specified
• Microsoft Windows Rt 8.1: affected versions not specified
• Microsoft Windows Server 2008: affected versions not specified; version r2 only
• 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: affected versions not specified

Published 2019-12-10. Last modified 2026-06-17.