CVE-2026-20835 — Out-of-bounds Read in Microsoft Windows 11 Version 24h2

CWE-125 — Out-of-bounds Read5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 87.91%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Microsoft Windows 11 Version 24h2Microsoft Windows 11 Version 25h2Microsoft Windows Server 2025+3 more
Timeline
PublishedJan 13

Description

Out-of-bounds read in Capability Access Management Service (camsvc) allows an authorized attacker to disclose information locally.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages6 packages

▶NVDmicrosoft/windows< 10.0.25398.2092+1
▶NVDmicrosoft/windows_11_24h2< 10.0.26100.7623
▶NVDmicrosoft/windows_11_25h2< 10.0.26200.7623
▶CVEListV5microsoft/windows_server_202510.0.26100.0 — 10.0.26100.32230
▶CVEListV5microsoft/windows_11_version_24h210.0.26100.0 — 10.0.26100.7623

🔴Vulnerability Details

2
GHSA
GHSA-mjg5-63m8-327f: Out-of-bounds read in Capability Access Management Service (camsvc) allows an authorized attacker to disclose information locally↗2026-01-13
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CVEList
Capability Access Management Service (camsvc) Information Disclosure Vulnerability↗2026-01-13
▶

📋Vendor Advisories

1
Microsoft
Capability Access Management Service (camsvc) Information Disclosure Vulnerability↗2026-01-13
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-20835 Impact, Exploitability, and Mitigation Steps | Wiz↗
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CVE-2026-20835 — Out-of-bounds Read in Microsoft | cvebase