CVE-2025-59210: Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability
Published Oct 14, 2025
·Updated
Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability
Affected Software
9 affected componentsFixes available
Microsoft Windows Server 2025
Microsoft Windows Server 2025
Microsoft Windows 11=25H2
Microsoft Windows 11=25H2
Microsoft Windows 11=24H2
Microsoft Windows 11=24H2
Microsoft Windows 11 24h2<10.0.26100.6899
Microsoft Windows 11 25h2<10.0.26200.6899
Microsoft Windows Server 2025<=10.0.26100.6899
Event History
Oct 14, 2025
CVE Published
via Microsoft·07:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·07:00 AM
Affected Software
Updated
via Microsoft·07:00 AM
Description
Updated
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·05:01 PM
Data Sourced
via MITRE·05:01 PM
DescriptionSeverity
Data Sourced
via NVD·05:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-59210?
CVE-2025-59210 is classified as an elevation of privilege vulnerability in the Windows Resilient File System.
2
How do I fix CVE-2025-59210?
To fix CVE-2025-59210, apply the security update provided by Microsoft for affected versions.
3
Which products are affected by CVE-2025-59210?
CVE-2025-59210 affects Microsoft Windows Server 2025 and Windows 11 versions 24H2 and 25H2.
4
Can CVE-2025-59210 allow unauthorized access?
Yes, CVE-2025-59210 can potentially allow an attacker to gain elevated permissions on the affected systems.
5
What should I do if I'm vulnerable to CVE-2025-59210?
If you are vulnerable to CVE-2025-59210, it is crucial to update your system immediately to mitigate the risk.