CVE-2025-59210

HighCVSS 7.4/10Last modified Oct 18, 2026

Description

Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability

Metrics

CVSS 3.1 7.4/10CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

Vendor	Product	Versions
Microsoft	Windows 11 Version 24H2	>= 10.0.26100.0, < 10.0.26100.6899
Microsoft	Windows 11 Version 25H2	>= 10.0.26200.0, < 10.0.26200.6899
Microsoft	Windows Server 2025	>= 10.0.26100.0, < 10.0.26100.6899
Microsoft	Windows Server 2025 (Server Core installation)	>= 10.0.26100.0, < 10.0.26100.6899

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59210Vendor Advisory

Timeline

Published: Oct 14, 2025
Last modified: Oct 18, 2026
NVD status: Analyzed

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