CVE-2016-3306: Microsoft Windows 10

High severity, CVSS 7.8. EPSS: 2.2% chance of exploitation in the next 30 days.

The kernel in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold, 1511, and 1607 mishandles session objects, which allows local users to hijack sessions, and consequently gain privileges, via a crafted application, aka "Windows Session Object Elevation of Privilege Vulnerability," a different vulnerability than CVE-2016-3305.

Affected products

• Microsoft Windows 10: affected versions not specified; version 1511 only; version 1607 only; version 1703 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 Vista: affected versions not specified

Published 2016-09-14. Last modified 2026-06-17.