Microsoft Windows 10 Version 21H2 vulnerabilities
🔔 Create alert RSS Version checker
Published CVEs affecting Microsoft Windows 10 Version 21H2: 2567 record(s), with affected versions and fixes.
CVE-2026-50363
High · 7.8
CWE-122 Jul 14, 2026
Windows Push Notifications Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
CVE-2026-50362
High · 7.8
CWE-122 Jul 14, 2026
Windows Resilient File System (ReFS) Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an unauthorized attacker to execute code locally.
CVE-2026-50360
High · 8.8
CWE-303 Jul 14, 2026
Windows SMB Server Elevation of Privilege Vulnerability
Incorrect implementation of authentication algorithm in Windows SMB Server allows an authorized attacker to elevate privileges over a network.
CVE-2026-50359
High · 7.8
CWE-416 Jul 14, 2026
Microsoft XML Core Services Elevation of Privilege Vulnerability
Use after free in Microsoft XML Core Services allows an authorized attacker to elevate privileges locally.
CVE-2026-50358
High · 7.8
CWE-416 Jul 14, 2026
Windows Media Elevation of Privilege Vulnerability
Use after free in Windows Media allows an authorized attacker to elevate privileges locally.
CVE-2026-50357
High · 7.8
CWE-197 Jul 14, 2026
Windows Resilient File System (ReFS) Elevation of Privilege Vulnerability
Numeric truncation error in Windows Resilient File System (ReFS) allows an authorized attacker to execute code locally.
CVE-2026-50352
Medium · 5.5
CWE-200 Jul 14, 2026
Windows Cryptographic Services Information Disclosure Vulnerability
Exposure of sensitive information to an unauthorized actor in Windows Cryptographic Services allows an authorized attacker to disclose information locally.
CVE-2026-50348
High · 8.1
CWE-362 Jul 14, 2026
Windows Runtime Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Runtime allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-50347
High · 7.8
CWE-122 Jul 14, 2026
Windows Data.dll Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Data dll allows an unauthorized attacker to execute code locally.
CVE-2026-50346
High · 7.8
CWE-285 Jul 14, 2026
Netlogon RPC Elevation of Privilege Vulnerability
Improper authorization in RPC Runtime allows an authorized attacker to elevate privileges locally.
CVE-2026-50344
High · 7.8
CWE-285 Jul 14, 2026
Windows OLE Elevation of Privilege Vulnerability
Improper authorization in Windows OLE allows an authorized attacker to elevate privileges locally.
CVE-2026-50343
High · 7.8
CWE-269 Jul 14, 2026
Microsoft Install Service Elevation of Privilege Vulnerability
Improper privilege management in Microsoft Install Service allows an authorized attacker to elevate privileges locally.
CVE-2026-50341
Medium · 5.5
CWE-126 Jul 14, 2026
Windows NTFS Information Disclosure Vulnerability
Buffer over-read in Windows NTFS allows an authorized attacker to disclose information locally.
CVE-2026-50339
Medium · 5.5
CWE-200 Jul 14, 2026
Windows Push Notification Information Disclosure Vulnerability
Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.
CVE-2026-50337
High · 7.8
CWE-704 Jul 14, 2026
Windows Notification Elevation of Privilege Vulnerability
Incorrect type conversion or cast in Windows Notification allows an authorized attacker to elevate privileges locally.
CVE-2026-50335
High · 7.8
CWE-284 Jul 14, 2026
Windows Operating Systems Elevation of Privilege Vulnerability
Improper access control in Windows Operating Systems allows an authorized attacker to elevate privileges locally.
CVE-2026-50334
Medium · 5.5
CWE-200 Jul 14, 2026
Windows Push Notification Information Disclosure Vulnerability
Exposure of sensitive information to an unauthorized actor in Windows Notification allows an authorized attacker to disclose information locally.
CVE-2026-50332
High · 7.8
CWE-122 Jul 14, 2026
Windows Kernel Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-50330
Critical · 9.8
CWE-122 Jul 14, 2026
Windows Remote Desktop Client Elevation of Privilege Vulnerability
Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-50331
High · 7.8
CWE-416 Jul 14, 2026
Windows Application Model Core API Elevation of Privilege Vulnerability
Use after free in Windows Application Model allows an authorized attacker to elevate privileges locally.
CVE-2026-50329
High · 7.8
CWE-416 Jul 14, 2026
Microsoft DWM Core Library Elevation of Privilege Vulnerability
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-50326
High · 7.8
CWE-416 Jul 14, 2026
Windows Unified Consent System Elevation of Privilege Vulnerability
Use after free in Windows Unified Consent System allows an authorized attacker to elevate privileges locally.
CVE-2026-50321
High · 7.0
CWE-362 Jul 14, 2026
Windows USB Driver Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-50313
High · 7.8
CWE-122 Jul 14, 2026
Windows NTFS Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.
CVE-2026-50312
High · 7.8
CWE-416 Jul 14, 2026
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.