Windows 11 24h2
CVE-2026-20851
MEDIUM
Severity by source
AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Primary rating from Vendor (microsoft).
CVSS VectorVendor: microsoft
Lifecycle Timeline
2DescriptionCVE.org
Out-of-bounds read in Capability Access Management Service (camsvc) allows an unauthorized attacker to disclose information locally.
AnalysisAI
Information disclosure in Windows Capability Access Management Service (camsvc) enables local attackers to read sensitive data from memory without authentication on Windows 11 24h2, Windows 11 25h2, and Windows Server 2025. The out-of-bounds read vulnerability requires local access but no special privileges or user interaction to trigger. No patch is currently available for this issue.
Technical ContextAI
Classified as CWE-125 (Out-of-bounds Read). Affects the Capability Access Management component of Windows 11 24H2. Out-of-bounds read in Capability Access Management Service (camsvc) allows an unauthorized attacker to disclose information locally.
RemediationAI
Monitor vendor advisories for a patch.
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Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Buffer Overflow
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External POC / Exploit Code
Leaving vuln.today