CVE-2017-8664: Microsoft Windows 10

High severity, CVSS 8.8. EPSS: 4% chance of exploitation in the next 30 days.

Windows Hyper-V in Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 allows a remote code execution vulnerability when it fails to properly validate input from a privileged user on a guest operating system, aka "Windows Hyper-V Remote Code Execution Vulnerability".

Affected products

• Microsoft Windows 10: affected versions not specified; version 1511 only; version 1607 only; version 1703 only
• Microsoft Windows 8.1: any version
• Microsoft Windows Server 2012: any version; version r2 only
• Microsoft Windows Server 2016: any version

Published 2017-08-08. Last modified 2026-06-17.