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CVE-2026-20805— Microsoft Desktop Windows Manager 安全漏洞

CVSS 5.5 · Medium KEV EPSS 5.12% · P92

可能的 ATT&CK 技术 1AI

T1005 · Data from Local System

影响版本矩阵 20

厂商产品版本范围状态
MicrosoftWindows 10 Version 160710.0.14393.0< 10.0.14393.8783affected
MicrosoftWindows 10 Version 180910.0.17763.0< 10.0.17763.8276affected
MicrosoftWindows 10 Version 21H210.0.19044.0< 10.0.19044.6809affected
MicrosoftWindows 10 Version 22H210.0.19045.0< 10.0.19045.6809affected
MicrosoftWindows 11 version 23H210.0.22631.0< 10.0.22631.6491affected
MicrosoftWindows 11 Version 23H210.0.22631.0< 10.0.22631.6491affected
MicrosoftWindows 11 Version 24H210.0.26100.0< 10.0.26100.7623affected
MicrosoftWindows 11 Version 25H210.0.26200.0< 10.0.26200.7623affected
MicrosoftWindows Server 20126.2.9200.0< 6.2.9200.25868affected
MicrosoftWindows Server 2012 (Server Core installation)6.2.9200.0< 6.2.9200.25868affected
MicrosoftWindows Server 2012 R26.3.9600.0< 6.3.9600.22968affected
MicrosoftWindows Server 2012 R2 (Server Core installation)6.3.9600.0< 6.3.9600.22968affected
MicrosoftWindows Server 201610.0.14393.0< 10.0.14393.8783affected
MicrosoftWindows Server 2016 (Server Core installation)10.0.14393.0< 10.0.14393.8783affected
MicrosoftWindows Server 201910.0.17763.0< 10.0.17763.8276affected
MicrosoftWindows Server 2019 (Server Core installation)10.0.17763.0< 10.0.17763.8276affected
MicrosoftWindows Server 202210.0.20348.0< 10.0.20348.4648affected
MicrosoftWindows Server 2022, 23H2 Edition (Server Core installation)10.0.25398.0< 10.0.25398.2092affected
MicrosoftWindows Server 202510.0.26100.0< 10.0.26100.32230affected
MicrosoftWindows Server 2025 (Server Core installation)10.0.26100.0< 10.0.26100.32230affected
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一、 漏洞 CVE-2026-20805 基础信息

漏洞信息
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Vulnerability Title
Desktop Window Manager Information Disclosure Vulnerability
来源: CVE Program / CVE List V5
Vulnerability Description
Exposure of sensitive information to an unauthorized actor in Desktop Windows Manager allows an authorized attacker to disclose information locally.
来源: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
来源: CVE Program / CVE List V5
Vulnerability Type
信息暴露
来源: CVE Program / CVE List V5
Vulnerability Title
Microsoft Desktop Windows Manager 安全漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
Microsoft Desktop Windows Manager是美国微软（Microsoft）公司的一个桌面窗口管理器。 Microsoft Desktop Windows Manager存在安全漏洞。攻击者利用该漏洞可以获取敏感信息。以下产品和版本受到影响：Windows Server 2019,Windows Server 2019 (Server Core installation),Windows Server 2022,Windows Server 2022 (Server Core ins
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD

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受影响产品

厂商产品影响版本CPE订阅
MicrosoftWindows 10 Version 1607 10.0.14393.0 ~ 10.0.14393.8783 -
MicrosoftWindows 10 Version 1809 10.0.17763.0 ~ 10.0.17763.8276 -
MicrosoftWindows 10 Version 21H2 10.0.19044.0 ~ 10.0.19044.6809 -
MicrosoftWindows 10 Version 22H2 10.0.19045.0 ~ 10.0.19045.6809 -
MicrosoftWindows 11 version 23H2 10.0.22631.0 ~ 10.0.22631.6491 -
MicrosoftWindows 11 Version 23H2 10.0.22631.0 ~ 10.0.22631.6491 -
MicrosoftWindows 11 Version 24H2 10.0.26100.0 ~ 10.0.26100.7623 -
MicrosoftWindows 11 Version 25H2 10.0.26200.0 ~ 10.0.26200.7623 -
MicrosoftWindows Server 2012 6.2.9200.0 ~ 6.2.9200.25868 -
MicrosoftWindows Server 2012 (Server Core installation) 6.2.9200.0 ~ 6.2.9200.25868 -
MicrosoftWindows Server 2012 R2 6.3.9600.0 ~ 6.3.9600.22968 -
MicrosoftWindows Server 2012 R2 (Server Core installation) 6.3.9600.0 ~ 6.3.9600.22968 -
MicrosoftWindows Server 2016 10.0.14393.0 ~ 10.0.14393.8783 -
MicrosoftWindows Server 2016 (Server Core installation) 10.0.14393.0 ~ 10.0.14393.8783 -
MicrosoftWindows Server 2019 10.0.17763.0 ~ 10.0.17763.8276 -
MicrosoftWindows Server 2019 (Server Core installation) 10.0.17763.0 ~ 10.0.17763.8276 -
MicrosoftWindows Server 2022 10.0.20348.0 ~ 10.0.20348.4648 -
MicrosoftWindows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 ~ 10.0.25398.2092 -
MicrosoftWindows Server 2025 10.0.26100.0 ~ 10.0.26100.32230 -
MicrosoftWindows Server 2025 (Server Core installation) 10.0.26100.0 ~ 10.0.26100.32230 -

二、漏洞 CVE-2026-20805 的公开POC

#POC 描述源链接神龙链接
1# CVE-2026-20805 PoC Prueba de concepto para la vulnerabilidad de divulgación de información en **Desktop Windows Manager (dwm.exe)** de Microsoft. ## 📋 Resumen de la Vulnerabilidad - **ID:** CVE-2026-20805 - **Producto:** Microsoft Windowshttps://github.com/fevar54/CVE-2026-20805-POCPOC详情
2The PoC of information disclosure in Microsoft Desktop Windows Management.https://github.com/Uzair-Baig0900/CVE-2026-20805-PoCPOC详情
3CVE‑2026‑20805: A Windows Desktop Window Manager flaw causing local information disclosure. Requires low privileges, no user interaction. Rated CVSS 5.5 (Medium). Actively exploited and listed in CISA KEV; patch released January 2026.https://github.com/mrk336/Inside-CVE-2026-20805-How-a-Windows-DWM-Flaw-Exposed-Sensitive-DataPOC详情
4### 📡 Theoretical Classification **ID:** SCTT-2026-33-0002 **Researcher:** Americo Simoes (SimoesCTT) **Physics:** Theorem 4.2 - Turbulent Phase Transition (TPT) **Constant:** α = 0.0302011 **Target:** Desktop Window Manager (dwm.exe) / Windows Graphics Component **Obsoletes:** CVE-2026-20805 & CVE-2026-20871 (Visual-Latch Patches)https://github.com/SimoesCTT/-SCTT-2026-33-0002-DWM-Visual-Field-SingularityPOC详情
5Microsoft just patched CVE-2026-20805 and CVE-2026-20871 in January 2026 to stop "Information Disclosure" and "Use-After-Free" bugs in DWM. They think they've secured the "Visual Boundary." We are about to prove that a 33-layer resonance can turn those visual buffers into a liquid pipeline for SCTT-2026-33-0002.https://github.com/SimoesCTT/SCTT-2026-33-0002-DWM-Visual-Field-SingularityPOC详情
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三、漏洞 CVE-2026-20805 的情报信息

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同批安全公告 · Microsoft · 2026-01-13 · 共 112 条

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CVE-2026-212247.8 HIGHMicrosoft Azure Connected Machine Agent 安全漏洞
CVE-2026-208407.8 HIGHMicrosoft Windows NTFS 安全漏洞
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CVE-2026-208777.8 HIGHMicrosoft Windows 资源管理错误漏洞
CVE-2026-209517.8 HIGHMicrosoft SharePoint 输入验证错误漏洞
CVE-2026-209467.8 HIGHMicrosoft Excel 缓冲区错误漏洞

显示前 20 条，共 112 条。 查看全部 &rarr; →

IV. Related Vulnerabilities

Same product: Windows 10 Version 1607
Same vendor: Microsoft
Same weakness: CWE-200

V. Comments for CVE-2026-20805

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