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Windows CVE-2026-20824

MEDIUM
Protection Mechanism Failure (CWE-693)
2026-01-13 secure@microsoft.com
5.5
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
5.5 MEDIUM
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
ENISA EUVD
HIGH
qualitative

Primary rating from NVD.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 13, 2026 - 18:16 nvd
MEDIUM 5.5

DescriptionCVE.org

Protection mechanism failure in Windows Remote Assistance allows an unauthorized attacker to bypass a security feature locally.

AnalysisAI

Windows Remote Assistance contains a protection mechanism bypass that allows local attackers to circumvent a security feature without user interaction, affecting Windows 11 24h2, Windows Server 2012, 2022, and 2025. The vulnerability requires local access and user interaction to exploit, with potential impact limited to information disclosure. No patch is currently available for this medium-severity issue.

Technical ContextAI

Classified as CWE-693 (Protection Mechanism Failure). Affects Windows 10 1607. Protection mechanism failure in Windows Remote Assistance allows an unauthorized attacker to bypass a security feature locally.

RemediationAI

Monitor vendor advisories for a patch.

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CVE-2026-20824 vulnerability details – vuln.today

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