Race Condition Flaw in Windows DirectX Elevates Privileges
CVE-2025-59506

7HIGH

Key Information:

Vendor

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

What is CVE-2025-59506?

A race condition in Windows DirectX can lead to unauthorized privilege escalation. This vulnerability arises from improper synchronization when multiple processes attempt to access shared resources concurrently. Exploiting this flaw grants attackers increased privileges on systems, facilitating unauthorized actions and access to sensitive information. Regular updates and security patches are strongly advised to mitigate potential risks associated with this vulnerability.

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Affected Version(s)

Windows 10 Version 1607 32-bit Systems 10.0.14393.0 < 10.0.14393.8594

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.8027

Windows 10 Version 21H2 32-bit Systems 10.0.19044.0 < 10.0.19044.6575

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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