CVE-2026-20847— Microsoft Windows File Explorer Spoofing Vulnerability
Quick assessment
Affected
Microsoft Windows 10 Version 1607
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Microsoft Windows Shell是美国微软（Microsoft）公司的Windows操作系统的图形用户界面。Windows shell易于识别的元素包括桌面、任务栏、开始菜单、任务切换器和自动播放等特征。在某些版本的Windows上，还包括Flip 3D和魅力等功能。 Microsoft Windows Shell存在信息泄露漏洞。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 10 Version 1809 for 32-bit Systems,Windows 1
Possible ATT&CK Techniques 3 AI
T1203 · Exploitation for Client Execution T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 22
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Microsoft | Windows 10 Version 1607 | 10.0.14393.0< 10.0.14393.8783 |
affected |
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0< 10.0.17763.8276 |
affected |
| Microsoft | Windows 10 Version 21H2 | 10.0.19044.0< 10.0.19044.6809 |
affected |
| Microsoft | Windows 10 Version 22H2 | 10.0.19045.0< 10.0.19045.6809 |
affected |
| Microsoft | Windows 11 version 23H2 | 10.0.22631.0< 10.0.22631.6491 |
affected |
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0< 10.0.22631.6491 |
affected |
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0< 10.0.26100.7623 |
affected |
| Microsoft | Windows 11 Version 25H2 | 10.0.26200.0< 10.0.26200.7623 |
affected |
| Microsoft | Windows Server 2008 R2 Service Pack 1 | 6.1.7601.0< 6.1.7601.28117 |
affected |
| Microsoft | Windows Server 2008 R2 Service Pack 1 (Server Core installation) | 6.1.7601.0< 6.1.7601.28117 |
affected |
| Microsoft | Windows Server 2012 | 6.2.9200.0< 6.2.9200.25868 |
affected |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.9200.0< 6.2.9200.25868 |
affected |
| Microsoft | Windows Server 2012 R2 | 6.3.9600.0< 6.3.9600.22968 |
affected |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.9600.0< 6.3.9600.22968 |
affected |
| Microsoft | Windows Server 2016 | 10.0.14393.0< 10.0.14393.8783 |
affected |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.14393.0< 10.0.14393.8783 |
affected |
| Microsoft | Windows Server 2019 | 10.0.17763.0< 10.0.17763.8276 |
affected |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0< 10.0.17763.8276 |
affected |
| Microsoft | Windows Server 2022 | 10.0.20348.0< 10.0.20348.4648 |
affected |
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 10.0.25398.0< 10.0.25398.2092 |
affected |
| Microsoft | Windows Server 2025 | 10.0.26100.0< 10.0.26100.32230 |
affected |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0< 10.0.26100.32230 |
affected |
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I. Basic Information for CVE-2026-20847
Vulnerability Information
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Vulnerability Title
Microsoft Windows File Explorer Spoofing Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to perform spoofing over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Windows Shell 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Shell是美国微软（Microsoft）公司的Windows操作系统的图形用户界面。Windows shell易于识别的元素包括桌面、任务栏、开始菜单、任务切换器和自动播放等特征。在某些版本的Windows上，还包括Flip 3D和魅力等功能。 Microsoft Windows Shell存在信息泄露漏洞。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 10 Version 1809 for 32-bit Systems,Windows 1
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2026-20847
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-20847
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Same Patch Batch · Microsoft · 2026-01-13 · 112 CVEs total
| CVE-2026-20963 | 9.8 CRITICAL | Microsoft SharePoint Remote Code Execution Vulnerability |
| CVE-2026-20947 | 8.8 HIGH | Microsoft SharePoint Server Remote Code Execution Vulnerability |
| CVE-2026-20868 | 8.8 HIGH | Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability |
| CVE-2026-20952 | 8.4 HIGH | Microsoft Office Remote Code Execution Vulnerability |
| CVE-2026-20944 | 8.4 HIGH | Microsoft Word Remote Code Execution Vulnerability |
| CVE-2026-20953 | 8.4 HIGH | Microsoft Office Remote Code Execution Vulnerability |
| CVE-2026-20856 | 8.1 HIGH | Windows Server Update Service (WSUS) Remote Code Execution Vulnerability |
| CVE-2026-20931 | 8.0 HIGH | Windows Telephony Service Elevation of Privilege Vulnerability |
| CVE-2026-20832 | 7.8 HIGH | Windows Remote Procedure Call Interface Definition Language (IDL) Elevation of Privilege V |
| CVE-2026-20924 | 7.8 HIGH | Windows Management Services Elevation of Privilege Vulnerability |
| CVE-2026-20922 | 7.8 HIGH | Windows NTFS Remote Code Execution Vulnerability |
| CVE-2026-20843 | 7.8 HIGH | Windows Routing and Remote Access Service (RRAS) Elevation of Privilege Vulnerability |
| CVE-2026-20920 | 7.8 HIGH | Win32k Elevation of Privilege Vulnerability |
| CVE-2026-20837 | 7.8 HIGH | Windows Media Remote Code Execution Vulnerability |
| CVE-2026-21224 | 7.8 HIGH | Azure Connected Machine Agent Elevation of Privilege Vulnerability |
| CVE-2026-20840 | 7.8 HIGH | Windows NTFS Remote Code Execution Vulnerability |
| CVE-2026-20956 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2026-20877 | 7.8 HIGH | Windows Management Services Elevation of Privilege Vulnerability |
| CVE-2026-20951 | 7.8 HIGH | Microsoft SharePoint Server Remote Code Execution Vulnerability |
| CVE-2026-20946 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
Showing top 20 of 112 CVEs. View all on vendor page → →
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V. Comments for CVE-2026-20847
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