7.4
High
CVE-2025-55693 Use after free in Windows Kernel allows an unauthorized attacker to elevate privileges locally
Description
Use after free in Windows Kernel allows an unauthorized attacker to elevate privileges locally.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Windows Server 2025 (Server Core installation) 10.0 | 10.0.26100.0 → < 10.0.26100.6899 | 10.0.26100.6899 |
| Windows 11 Version 25H2 10.0 | 10.0.26200.0 → < 10.0.26200.6899 | 10.0.26200.6899 |
| Windows 11 Version 24H2 10.0 | 10.0.26100.0 → < 10.0.26100.6899 | 10.0.26100.6899 |
| Windows Server 2025 10.0 | 10.0.26100.0 → < 10.0.26100.6899 | 10.0.26100.6899 |
References
- Windows Kernel Elevation of Privilege Vulnerability msrc.microsoft.com
Timeline
- Published
- Last modified
Other CVEs of Windows Server 2025 (Server Core installation)
The 3645 CVEs of Windows Server 2025 (Server Core installation) →
CVE-2026-105016
Heap-based buffer overflow in Microsoft QUIC allows an unauthorized attacker to execute code over a network
9.8
Critical
CVE-2026-108136
Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally
7.8
High
CVE-2026-108132
Double free in Windows Kerberos allows an authorized attacker to elevate privileges locally
7.0
High
CVE-2026-108130
Heap-based buffer overflow in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to…
7.8
High