VDB
CVE-2026-44805
CVE-2026-44805
PUBLISHED
CVSS 5.5 MEDIUM
Reported by microsoft · Published June 9, 2026
Use after free in Windows Network Controller (NC) Host Agent allows an authorized attacker to deny service locally.
Risk Scores
CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| 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_server_2022 | 10.0.20348.0, 10.0.20348.0, 10.0.20348.0 |
| microsoft | windows_server_2019 | 10.0.17763.0, 10.0.17763.0, 10.0.17763.0 |
| Microsoft | Windows Server 2025 | 10.0.26100.0, 10.0.26100.0, 10.0.26100.0 |
| microsoft | windows_server_2025 | 10.0.26100.0, 10.0.26100.0, 10.0.26100.0 |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0, 10.0.26100.0, 10.0.26100.0 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0, 10.0.17763.0, 10.0.17763.0 |
| Microsoft | Windows Server 2019 | 10.0.17763.0, 10.0.17763.0, 10.0.17763.0 |
| Microsoft | Windows Server 2022 | 10.0.20348.0, 10.0.20348.0, 10.0.20348.0 |
Timeline
- Jun 9, 2026 CVE Published
- Jun 10, 2026 Coalition ESS Score
- Jun 10, 2026 Security Advisory
- Jun 10, 2026 Security Advisory
References
- Windows Network Controller (NC) Host Agent Denial of Service Vulnerability vendor-advisorypatch