CVE-2020-1423: Microsoft Windows 10

High severity, CVSS 7.8. EPSS: 0.8% chance of exploitation in the next 30 days.

An elevation of privilege vulnerability exists in the way that the Windows Subsystem for Linux handles files, aka 'Windows Subsystem for Linux Elevation of Privilege Vulnerability'.

Affected products

• Microsoft Windows 10: version 2004 only
• Microsoft Windows Server 2016: version 2004 only

Published 2020-07-14. Last modified 2026-06-17.