CVE-2026-65777

EUVD-2026-56731
Inadequate encryption strength in Windows Active Directory allows an authorized attacker to bypass a security feature over a network.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 27.07%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_11_23h2
𝑥
< 10.0.22631.7517
microsoftwindows_11_24h2
𝑥
< 10.0.26100.9106
microsoftwindows_11_25h2
𝑥
≤ 10.0.26200.9106
microsoftwindows_11_25h2
𝑥
< 10.0.26200.9106
microsoftwindows_11_26h1
𝑥
< 10.0.28000.2704
microsoftwindows_server_2022
𝑥
< 10.0.20348.5440
microsoftwindows_server_2025
𝑥
< 10.0.26100.33222
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows 11
23H2 (arm64, x64)
24H2 (arm64, x64)
25H2 (arm64, x64)
26H1 (arm64, x64)
Windows Server 2022
Server Core
Standard
Windows Server 2025
Server Core
Standard