CVE-2026-73010
Microsoft Failover Cluster Remote Code Execution Vulnerability
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
Use after free in Windows Failover Cluster allows an unauthorized attacker to execute code over a network.
| Vendor | microsoft |
| Product | windows 10 version 1809 |
| Ecosystems | |
| Industries | TechnologyEnterprise |
| Published | Sep 8, 2026 |
| Last Updated | Sep 15, 2026 |
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CVSS v3 Breakdown
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 Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Microsoft / Windows 10 Version 1809
10.0.17763.0 < 10.0.17763.9245
Microsoft / Windows Server 2019
10.0.17763.0 < 10.0.17763.9245
Microsoft / Windows Server 2019 (Server Core installation)
10.0.17763.0 < 10.0.17763.9245
Microsoft / Windows Server 2022
10.0.20348.0 < 10.0.20348.5622
Microsoft / Windows Server 2025
10.0.26100.0 < 10.0.26100.33438
Microsoft / Windows Server 2025 (Server Core installation)
10.0.26100.0 < 10.0.26100.33438