CVE-2025-53779

Windows Kerberos Elevation of Privilege Vulnerability

CVE-2025-53779 is fixed in 2 products on 1 platform, first by KB5063878, released August 12, 2025. It is not reported as exploited. Patch Radar priority: High.

HighPublicly disclosed

CVSS

7.2

Moderate

Exploitation

None reported

Exploitation Less Likely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0271

86th percentile

<p>Relative path traversal in Windows Kerberos allows an authorized attacker to elevate privileges over a network.</p>

Where it's fixed

Product	Fixed in	Fix	Released
Microsoft
Windows Server 2025	26100.4946	KB5063878	Aug 12, 2025
Windows Server 2025	26100.4851	KB5064010	Aug 12, 2025
Windows Server 2025 (Server Core installation)	26100.4946	KB5063878	Aug 12, 2025
Windows Server 2025 (Server Core installation)	26100.4851	KB5064010	Aug 12, 2025

Details

Published
August 12, 2025
Weakness
Relative Path Traversal
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53779

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