7.4
High
CVE-2025-21183 Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability
Description
Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Windows Server 2025 (Server Core installation) 10.0 | 10.0.26100.0 → < 10.0.26100.3194 | 10.0.26100.3194 |
| Windows 11 Version 24H2 10.0 | 10.0.26100.0 → < 10.0.26100.3194 | 10.0.26100.3194 |
| Windows Server 2025 10.0 | 10.0.26100.0 → < 10.0.26100.3194 | 10.0.26100.3194 |
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