MSRC-CVE-2026-69971 — Windows Kernel-Mode Drivers Information Disclosure Vulnerability

Summary

Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Unlikely. Customer action: Required.

Details

What type of information could be disclosed by this vulnerability?
The type of information that could be disclosed if an attacker successfully exploited this vulnerability is sensitive information.

Security updates
10.0.26100.33650 — https://support.microsoft.com/help/5126646
10.0.26200.9711 — https://support.microsoft.com/help/5127648
10.0.28000.3231 — https://support.microsoft.com/help/5127646

Vulnerabilities 1

Medium 5.5

CVE-2026-69971

Windows Kernel-Mode Drivers Information Disclosure Vulnerability

Incorrect authorization in Windows Kernel-Mode Drivers allows an authorized attacker to disclose information locally.

Microsoft Windows Server 2025 Windows Server 2025 (Server Core installation) Windows 11 Version 24H2 Windows

Oct 13, 2026

Revision history

2026-10-13 #1
Information published.

References

CVE-2026-69971 Windows Kernel-Mode Drivers Information Disclosure Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69971
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
Common Vulnerability Scoring System
https://www.first.org/cvss