MSRC-CVE-2025-53156 — Windows Storage Port Driver Information Disclosure Vulnerability

Summary

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

Details

What type of information could be disclosed by this vulnerability?
Exploiting this vulnerability could allow the disclosure of certain kernel memory content.

Security updates
10.0.26100.4946 — https://support.microsoft.com/help/5063878
10.0.26100.4851 — https://support.microsoft.com/help/5064010
10.0.25398.1791 — https://support.microsoft.com/help/5063899

Vulnerabilities 1

Medium 5.5

CVE-2025-53156

Windows Storage Port Driver Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Storage Port Driver allows an authorized attacker to disclose information locally.

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

Aug 12, 2025

Revision history

2025-08-12 #1
Information published.

References

CVE-2025-53156 Windows Storage Port Driver Information Disclosure Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53156
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