Elevated Privilege Vulnerability in Microsoft Brokering File System
CVE-2025-53142

7HIGH

Key Information:

Vendor

Microsoft
Status
Windows 11 Version 22h2
Windows Server 2025 (server Core Installation)
Windows 11 Version 22h3
Windows 11 Version 23h2
Vendor
CVE Published:
12 August 2025

What is CVE-2025-53142?

A vulnerability exists in the Microsoft Brokering File System that allows an authorized attacker to exploit a use after free condition, potentially leading to local privilege escalation. Attackers can manipulate this flaw to gain elevated privileges within the affected system, possibly resulting in unauthorized access to sensitive resources and functionalities.

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Affected Version(s)

Windows 11 version 22H2 ARM64-based Systems 10.0.22621.0 < 10.0.22621.5768

Windows 11 version 22H3 ARM64-based Systems 10.0.22631.0 < 10.0.22631.5768

Windows 11 Version 23H2 x64-based Systems 10.0.22631.0 < 10.0.22631.5768

References

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

CVSS V3.1

Score:
7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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