CVE-2026-44805

EUVD-2026-35746
Use after free in Windows Network Controller (NC) Host Agent allows an authorized attacker to deny service locally.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 28%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_server_2019
𝑥
< 10.0.17763.8880
microsoftwindows_server_2022
𝑥
< 10.0.20348.5256
microsoftwindows_server_2025
𝑥
< 10.0.26100.32995
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows Server 2019
Server Core
KB5094123
Standard
KB5094123
Windows Server 2022
Server Core
KB5094128
Standard
KB5094128
Windows Server 2025
Server Core
KB5094125
Standard
KB5094125
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44805