CVE-2025-21183: Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability
7.4
CVSS
Description
Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability
Classification
CVE ID: CVE-2025-21183
CVSS Base Severity: HIGH
CVSS Base Score: 7.4
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected Products
Vendor: Microsoft
Product: Windows Server 2025 (Server Core installation)
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.05% (probability of being exploited)
EPSS Percentile: 23.17% (scored less or equal to compared to others)
EPSS Date: 2025-03-12 (when was this score calculated)