High severity7.4NVD Advisory· Published Oct 14, 2025· Updated Jun 17, 2026
CVE-2025-55335
CVE-2025-55335
Description
Use after free in Windows NTFS allows an unauthorized attacker to elevate privileges locally.
Affected products
45- Microsoft/Windows Server 2008 R2 Service Pack 1 (Server Core installation)v5Range: 6.1.7601.0
- Microsoft/Windows Server 2008 Service Pack 2 (Server Core installation)v5Range: 6.0.6003.0
- Microsoft/Windows Server 2012 (Server Core installation)v5Range: 6.2.9200.0
- Microsoft/Windows Server 2012 R2 (Server Core installation)v5Range: 6.3.9600.0
- Microsoft/Windows Server 2016 (Server Core installation)v5Range: 10.0.14393.0
- Microsoft/Windows Server 2019 (Server Core installation)v5Range: 10.0.17763.0
- Microsoft/Windows Server 2022, 23H2 Edition (Server Core installation)v5Range: 10.0.25398.0
- Microsoft/Windows Server 2025 (Server Core installation)v5Range: 10.0.26100.0
10.0.20348.0+ 1 more
- (no CPE)range: 10.0.20348.0
- cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*range: <10.0.20348.4294
10.0.10240.0+ 1 more
- (no CPE)range: 10.0.10240.0
- cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:*:*range: <10.0.10240.21161
10.0.14393.0+ 5 more
- (no CPE)range: 10.0.14393.0
- cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:*range: <10.0.14393.8519
- cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*range: <10.0.19044.6456
- cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*range: <10.0.19045.6456
- (no CPE)range: 10.0.19044.0
- (no CPE)range: 10.0.19045.0
10.0.17763.0+ 1 more
- (no CPE)range: 10.0.17763.0
- cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*range: <10.0.17763.7919
10.0.22621.0+ 3 more
- (no CPE)range: 10.0.22621.0
- (no CPE)range: 10.0.22631.0
- cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*range: <10.0.22621.6060
- cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*range: <10.0.22631.6060
10.0.26100.0+ 1 more
- (no CPE)range: 10.0.26100.0
- cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*range: <10.0.26100.6899
10.0.26200.0+ 1 more
- (no CPE)range: 10.0.26200.0
- cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:*range: <10.0.26200.6899
6.1.7601.0+ 3 more
- (no CPE)range: 6.1.7601.0
- (no CPE)range: 6.0.6003.0
- cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:*:*
6.2.9200.0+ 4 more
- (no CPE)range: 6.2.9200.0
- (no CPE)range: 6.3.9600.0
- cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*range: <10.0.25398.1913
10.0.14393.0+ 1 more
- (no CPE)range: 10.0.14393.0
- cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*range: <10.0.14393.8519
10.0.17763.0+ 1 more
- (no CPE)range: 10.0.17763.0
- cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*range: <10.0.17763.7919
10.0.26100.0+ 1 more
- (no CPE)range: 10.0.26100.0
- cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*range: <10.0.26100.6899
- Range: 10.0.22631.0
Patches
Vulnerability mechanics
References
1- msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55335nvdVendor Advisory
News mentions
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