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CVE-2025-55693
Published: Oct 14, 2025
Modified: Feb 26, 2026
PUBLISHED
CVSS v3.1
7.4
HIGH
Description
Use after free in Windows Kernel allows an unauthorized attacker to elevate privileges locally.
| Vendor | Product | Versions |
|---|---|---|
Microsoft | Windows 11 Version 24H2 | affected 10.0.26100.0 - < 10.0.26100.6899 |
Microsoft | Windows 11 Version 25H2 | affected 10.0.26200.0 - < 10.0.26200.6899 |
Microsoft | Windows Server 2025 | affected 10.0.26100.0 - < 10.0.26100.6899 |
Microsoft | Windows Server 2025 (Server Core installation) | affected 10.0.26100.0 - < 10.0.26100.6899 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 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
Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
References
Windows Kernel Elevation of Privilege Vulnerability
vendor-advisory
patch
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