CNNVD-202601-2084 Information

CNNVD ID

CNNVD-202601-2084

CVE-2026-20920

  • CNNVD Published: 2026-01-13

Description (Chinese)

Microsoft Win32k是美国微软(Microsoft)公司的一个用于Windows多用户管理的系统文件。 Microsoft Win32k存在资源管理错误漏洞。攻击者利用该漏洞可以提升权限。以下产品和版本受到影响:Windows Server 2022,Windows Server 2022 (Server Core installation),Windows 11 Version 23H2 for ARM64-based Systems,Windows 11 Version 23H2 for x64-based Systems,Windows Server 2022, 23H2 Edition (Server Core installation)。

Description (English)

Microsoft Win32k is a system file for Windows multi-user management by Microsoft United States. Microsoft Win32k has an error in resource management. The attackers use this loophole to enhance their authority. The following products and versions have been affected: Windows Server 2022, Windows Server 2022 (Server Corporation), Windows 11 Version 23H2 for ARM 64-based Systems, Windows 11 Version 23H2 for x 64-based Systems, Windows Server 2022, 23H2 Evaluation (Server Corporation).

Hazard Level

Medium

Vulnerability Type

资源管理错误

Affected Vendor

微软

Published

2026-01-13

Last Modified

2026-02-24

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20920

Patch

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20920

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