VDB
CVE-2026-73010
CVE-2026-73010
PUBLISHED
CVSS 9.8 CRITICAL
Reported by microsoft · Published September 8, 2026
Use after free in Windows Failover Cluster allows an unauthorized attacker to execute code over a network.
Risk Scores
CVSS 3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0 |
| Microsoft | Windows Server 2019 | 10.0.17763.0 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 |
| Microsoft | Windows Server 2025 | 10.0.26100.0 |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 |
| microsoft | windows_10_1809 | 10.0.17763.0 |
| microsoft | windows_server_2022 | 10.0.20348.0 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 |
| microsoft | windows_server_2019 | 10.0.17763.0, 10.0.17763.0 |
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0 |
| Microsoft | Windows Server 2019 | 10.0.17763.0 |
| Microsoft | Windows Server 2025 | 10.0.26100.0 |
| microsoft | windows_server_2025 | 10.0.26100.0, 10.0.26100.0 |
Timeline
- Sep 8, 2026 CVE Published
- Sep 9, 2026 Coalition ESS Score
- Sep 9, 2026 Security Advisory
- Sep 9, 2026 CVE Updated
References
- Microsoft Failover Cluster Remote Code Execution Vulnerability vendor-advisorypatch