High severity7.4NVD Advisory· Published Feb 11, 2025· Updated Jun 17, 2026
CVE-2025-21182
CVE-2025-21182
Description
Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability
Affected products
6cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*range: <10.0.26100.3107
- (no CPE)range: 10.0.26100.0
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:*+ 1 more
- cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:*range: <10.0.26100.3107
- (no CPE)range: 10.0.26100.0
- Microsoft/Windows Server 2025 (Server Core installation)v5Range: 10.0.26100.0
Patches
Vulnerability mechanics
References
1- msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21182nvdPatchVendor Advisory
News mentions
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