9.8
Critical
CVE-2026-73010 Use after free in Windows Failover Cluster allows an unauthorized attacker to execute code over a network
Description
Use after free in Windows Failover Cluster allows an unauthorized attacker to execute code over a network.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Windows 10 Version 1809 10.0 | 10.0.17763.0 → < 10.0.17763.9245 | 10.0.17763.9245 |
| Windows Server 2019 10.0 | 10.0.17763.0 → < 10.0.17763.9245 | 10.0.17763.9245 |
| Windows Server 2019 (Server Core installation) 10.0 | 10.0.17763.0 → < 10.0.17763.9245 | 10.0.17763.9245 |
| Windows Server 2022 10.0 | 10.0.20348.0 → < 10.0.20348.5622 | 10.0.20348.5622 |
| Windows Server 2025 10.0 | 10.0.26100.0 → < 10.0.26100.33438 | 10.0.26100.33438 |
| Windows Server 2025 (Server Core installation) 10.0 | 10.0.26100.0 → < 10.0.26100.33438 | 10.0.26100.33438 |
References
- Microsoft Failover Cluster Remote Code Execution Vulnerability msrc.microsoft.com
Timeline
- Published
- Last modified
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