CVE-2025-53779 Relative path traversal in Windows Kerberos allows an authorized attacker to elevate privileges over a network

Description

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

Affected products and versions

Product	Affected versions	Fixed in
Windows Server 2025 (Server Core installation) 10.0	10.0.26100.0 → < 10.0.26100.4946	10.0.26100.4946
Windows Server 2025 10.0	10.0.26100.0 → < 10.0.26100.4946	10.0.26100.4946

Other CVEs of Windows Server 2025 (Server Core installation)

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CVE-2026-108136 Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally 7.8 High CVE-2026-105016 Heap-based buffer overflow in Microsoft QUIC allows an unauthorized attacker to execute code over a network 9.8 Critical CVE-2026-108132 Double free in Windows Kerberos allows an authorized attacker to elevate privileges locally 7.0 High CVE-2026-108131 No cwe for this issue in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform… 7.5 High