CVE-2026-20835

EUVD-2026-2157
Out-of-bounds read in Capability Access Management Service (camsvc) allows an authorized attacker to disclose information 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:H/I:N/A:N
microsoftCNA
5.5 MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Base Score
CVSS 3.x
EPSS Score
Percentile: 9%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_11_24h2
𝑥
< 10.0.26100.7623
microsoftwindows_11_25h2
𝑥
< 10.0.26200.7623
microsoftwindows_server_2022_23h2
𝑥
< 10.0.25398.2092
microsoftwindows_server_2025
𝑥
< 10.0.26100.32230
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows 11
24H2 (arm64, x64)
KB5074109
25H2 (arm64, x64)
KB5074109
Windows Server 2022
23H2 Server Core
KB5073450
Windows Server 2025
Server Core
KB5073379
Standard
KB5073379
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20835