Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%

Windows 10 Version 21H2 — Vulnerabilities & Security Advisories 63

All 63 CVE vulnerabilities found in Windows 10 Version 21H2, with AI-generated Chinese analysis, references, and POCs.

This page aggregates known weaknesses and security vulnerabilities associated with Microsoft Windows 10 Version 21H2, focusing on various common weakness enumeration classifications. It serves as a centralized repository for information regarding software defects that may impact system integrity and user security. The collection includes a comprehensive range of vulnerability types found in this specific release, spanning from initial updates through subsequent cumulative patches released over the past several years. This time range ensures coverage of historical flaws as well as recently disclosed issues, providing a complete picture of the operating system's security landscape during its lifecycle. Readers can discover detailed insights into Microsoft’s advisory announcements for this version, allowing for precise tracking of vendor responses and patch availability. Furthermore, the page enables users to understand broader weakness classes by examining specific instances within this product context, facilitating deeper analysis of common attack vectors and mitigation strategies. By reviewing this aggregated data, administrators and security professionals can look up the complete vulnerability history of Windows 10 Version 21H2, supporting informed decision-making regarding system updates, risk assessments, and compliance auditing. This resource is intended to enhance transparency and provide actionable intelligence for maintaining robust security postures across environments running this widely deployed operating system version.

Vendor: Microsoft

CVE IDTitleCVSSSeverityPublished
CVE-2026-42993 Remote Desktop Client Remote Code Execution Vulnerability CWE-122 7.5 High2026-06-09
CVE-2026-42915 Microsoft Windows VMSwitch Denial of Service Vulnerability CWE-131 5.5 Medium2026-06-09
CVE-2026-42906 Windows Shell Information Disclosure Vulnerability CWE-200 5.5 Medium2026-06-09
CVE-2026-42904 Windows TCP/IP Elevation of Privilege Vulnerability CWE-122 9.6 Critical2026-06-09
CVE-2026-45641 Windows Hyper-V Remote Code Execution Vulnerability CWE-843 8.4 High2026-06-09
CVE-2026-45640 Windows Bluetooth Port Driver Elevation of Privilege Vulnerability CWE-416 7.0 High2026-06-09
CVE-2026-45487 Windows Program Compatibility Assistant Service Elevation of Privilege Vulnerability CWE-367 7.8 High2026-06-09
CVE-2026-41088 Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability CWE-73 7.8 High2026-05-12
CVE-2026-33841 Windows Kernel Elevation of Privilege Vulnerability CWE-122 7.8 High2026-05-12
CVE-2026-32155 Desktop Window Manager Elevation of Privilege Vulnerability CWE-416 7.8 High2026-04-14
CVE-2026-26172 Windows Push Notifications Elevation of Privilege Vulnerability CWE-362 7.8 High2026-04-14
CVE-2026-32218 Windows Kernel Information Disclosure Vulnerability CWE-532 5.5 Medium2026-04-14
CVE-2026-32181 Connected User Experiences and Telemetry Service Denial of Service Vulnerability CWE-269 5.5 Medium2026-04-14
CVE-2026-27931 Windows GDI Information Disclosure Vulnerability CWE-125 5.5 Medium2026-04-14
CVE-2026-27924 Desktop Window Manager Elevation of Privilege Vulnerability CWE-416 7.8 High2026-04-14
CVE-2026-27906 Windows Hello Security Feature Bypass Vulnerability CWE-20 4.4 Medium2026-04-14
CVE-2026-26132 Windows Kernel Elevation of Privilege Vulnerability CWE-416 7.8 High2026-03-10
CVE-2026-24293 Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability CWE-476 7.8 High2026-03-10
CVE-2026-24288 Windows Mobile Broadband Driver Remote Code Execution Vulnerability CWE-122 6.8 Medium2026-03-10
CVE-2026-21237 Windows Subsystem for Linux Elevation of Privilege Vulnerability CWE-362 7.0 High2026-02-10
CVE-2026-21242 Windows Subsystem for Linux Elevation of Privilege Vulnerability CWE-416 7.0 High2026-02-10
CVE-2026-20871 Desktop Window Manager Elevation of Privilege Vulnerability CWE-416 7.8 High2026-01-13
CVE-2026-20842 Microsoft DWM Core Library Elevation of Privilege Vulnerability CWE-416 7.0 High2026-01-13
CVE-2026-20817 Windows Error Reporting Service Elevation of Privilege Vulnerability CWE-280 7.8 High2026-01-13
CVE-2025-62463 DirectX Graphics Kernel Denial of Service Vulnerability CWE-476 6.5 Medium2025-12-09
CVE-2025-64670 Windows DirectX Information Disclosure Vulnerability CWE-200 6.5 Medium2025-12-09
CVE-2025-59289 Windows Bluetooth Service Elevation of Privilege Vulnerability CWE-415 7.0 High2025-10-14
CVE-2025-58727 Windows Connected Devices Platform Service Elevation of Privilege Vulnerability CWE-362 7.0 High2025-10-14
CVE-2025-55331 Windows PrintWorkflowUserSvc Elevation of Privilege Vulnerability CWE-416 7.0 High2025-10-14
CVE-2025-53139 Windows Hello Security Feature Bypass Vulnerability CWE-319 7.7 High2025-10-14

All 63 known CVE vulnerabilities affecting Windows 10 Version 21H2 with full Chinese analysis, references, and POCs where available.