Information Disclosure Vulnerability in Windows DWM Core Library by Microsoft
CVE-2025-33052

5.5MEDIUM

Key Information:

Vendor

Microsoft
Status
Windows 10 Version 1809
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Vendor
CVE Published:
10 June 2025

What is CVE-2025-33052?

An information disclosure vulnerability exists in the Windows DWM Core Library due to the use of uninitialized resources. This flaw can be exploited by an authorized attacker to gain access to sensitive information locally, which may undermine system integrity and user privacy. It is critical for organizations and users to be aware of this vulnerability and implement necessary security measures to mitigate potential risks.

Affected Version(s)

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.7434

Windows 10 Version 21H2 32-bit Systems 10.0.19044.0 < 10.0.19044.5965

Windows 10 Version 22H2 x64-based Systems 10.0.19045.0 < 10.0.19045.5965

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.