7.0
High
CVE-2026-25170 Use after free in Windows Hyper-V allows an authorized attacker to elevate privileges locally
Description
Use after free in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Windows 11 version 22H3 10.0 | 10.0.22631.0 → < 10.0.22631.6783 | 10.0.22631.6783 |
| Windows 11 Version 23H2 10.0 | 10.0.22631.0 → < 10.0.22631.6783 | 10.0.22631.6783 |
| Windows 11 Version 24H2 10.0 | 10.0.26100.0 → < 10.0.26100.8037 | 10.0.26100.8037 |
| Windows 11 Version 25H2 10.0 | 10.0.26200.0 → < 10.0.26200.8037 | 10.0.26200.8037 |
| Windows 11 version 26H1 10.0 | 10.0.28000.0 → < 10.0.28000.1719 | 10.0.28000.1719 |
| Windows Server 2022 10.0 | 10.0.20348.0 → < 10.0.20348.4893 | 10.0.20348.4893 |
| Windows Server 2022, 23H2 Edition (Server Core installation) 10.0 | 10.0.25398.0 → < 10.0.25398.2207 | 10.0.25398.2207 |
| Windows Server 2025 10.0 | 10.0.26100.0 → < 10.0.26100.32522 | 10.0.26100.32522 |
| Windows Server 2025 (Server Core installation) 10.0 | 10.0.26100.0 → < 10.0.26100.32522 | 10.0.26100.32522 |
References
- Windows Hyper-V Elevation of Privilege Vulnerability msrc.microsoft.com
Timeline
- Published
- Last modified
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