CVE-2025-59210

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

CVSS 3.1

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

EPSS

0.3% chance of exploitation in the next 30 days; higher than 21% of CVEs (scores of 2026-10-25)

CWE

CWE-416

Published

2025-10-14

Modified

2026-10-18

Record from

the NVD, synced 2026-10-19

Affected

• microsoft:windows_11_24h2
• microsoft:windows_11_25h2
• microsoft:windows_server_2025

References

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

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