Windows
CVE-2026-20818
MEDIUM
Severity by source
AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
Insertion of sensitive information into log file in Windows Kernel allows an unauthorized attacker to disclose information locally.
AnalysisAI
Windows Kernel inadvertently logs sensitive information to accessible log files, enabling local attackers to read confidential data on affected Windows and Linux systems. This information disclosure vulnerability requires no privileges or user interaction to exploit and impacts Windows Server 2016, 2022, and 2025 along with standard Windows installations. No patch is currently available for this medium-severity issue.
Technical ContextAI
Classified as CWE-532 (Insertion of Sensitive Information into Log File). Affects Windows Server 2016. Insertion of sensitive information into log file in Windows Kernel allows an unauthorized attacker to disclose information locally.
RemediationAI
Monitor vendor advisories for a patch.
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External POC / Exploit Code
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