CVE-2018-8121: Microsoft Windows 10

Medium severity, CVSS 4.7. EPSS: 1.5% chance of exploitation in the next 30 days.

An information disclosure vulnerability exists when the Windows kernel improperly initializes objects in memory, aka "Windows Kernel Information Disclosure Vulnerability." This affects Windows 10 Servers, Windows 10. This CVE ID is unique from CVE-2018-8207.

Affected products

• Microsoft Windows 10: version 1703 only; version 1709 only; version 1803 only
• Microsoft Windows Server 2016: version 1709 only; version 1803 only

Published 2018-06-14. Last modified 2026-06-17.