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CVE-2026-20838

🗓️ 14 Jan 2026 18:22:51Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 1 Views

CVE-2026-20838: Windows Kernel error messages expose sensitive data to local attackers.

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Refs
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ATTACKERKB
CVE-2026-20838
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CVE-2026-20838
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Microsoft Windows Kernel 安全漏洞
13 Jan 202600:00
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Microsoft KB
January 13, 2026—KB5073379 (OS Build 26100.32230)
13 Jan 202616:00
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Microsoft KB
January 13, 2026—KB5073450 (OS Build 25398.2092)
13 Jan 202616:00
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Microsoft KB
January 13, 2026—KB5073455 (OS Build 22631.6491)
13 Jan 202616:00
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Microsoft KB
January 13, 2026—KB5073457 (OS Build 20348.4648)
13 Jan 202616:00
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14 Feb 2026 01:27Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.15.5
EPSS0.00075
SSVC
1