Windows CVE-2026-20838
MEDIUMCVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Lifecycle Timeline
2DescriptionNVD
Generation of error message containing sensitive information in Windows Kernel allows an authorized attacker to disclose information locally.
AnalysisAI
Sensitive information disclosure in the Windows Kernel error message handling allows local authenticated users to read confidential data they shouldn't have access to. The vulnerability affects Windows and Windows Server 2022/2025 platforms and requires valid credentials to exploit, limiting its attack surface. …
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RemediationAI
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.
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