Microsoft Windows 10 Version 21H2 vulnerabilities

CVE-2026-69485 [HIGH] CWE-908 CVE-2026-69485: Use of uninitialized resource in Remote Desktop Client allows an authorized attacker to execute code Use of uninitialized resource in Remote Desktop Client allows an authorized attacker to execute code over a network.

CVE-2026-62790 [HIGH] CWE-122 CVE-2026-62790: Heap-based buffer overflow in Windows SMB Server allows an authorized attacker to execute code over Heap-based buffer overflow in Windows SMB Server allows an authorized attacker to execute code over a network.

CVE-2026-62800 [HIGH] CWE-122 CVE-2026-62800: Heap-based buffer overflow in Windows SMB Server allows an authorized attacker to execute code over Heap-based buffer overflow in Windows SMB Server allows an authorized attacker to execute code over a network.

CVE-2026-50502 [HIGH] CWE-1220 CVE-2026-50502: Insufficient granularity of access control in Windows Event Logging Service allows an authorized att Insufficient granularity of access control in Windows Event Logging Service allows an authorized attacker to execute code over a network.

CVE-2022-37954 [HIGH] CVE-2022-37954: DirectX Graphics Kernel Elevation of Privilege Vulnerability DirectX Graphics Kernel Elevation of Privilege Vulnerability

CVE-2023-21752 [HIGH] CWE-284 CVE-2023-21752: Windows Backup Service Elevation of Privilege Vulnerability Windows Backup Service Elevation of Privilege Vulnerability

CVE-2022-34722 [CRITICAL] CVE-2022-34722: Windows Internet Key Exchange (IKE) Protocol Extensions Remote Code Execution Vulnerability Windows Internet Key Exchange (IKE) Protocol Extensions Remote Code Execution Vulnerability

CVE-2022-21984 [HIGH] CVE-2022-21984: Windows DNS Server Remote Code Execution Vulnerability Windows DNS Server Remote Code Execution Vulnerability

CVE-2023-28250 [CRITICAL] CWE-191 CVE-2023-28250: Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability

CVE-2023-35366 [CRITICAL] CWE-20 CVE-2023-35366: Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability

CVE-2023-35367 [CRITICAL] CWE-20 CVE-2023-35367: Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability

CVE-2023-36606 [HIGH] CWE-400 CVE-2023-36606: Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability

CVE-2026-69491 [CRITICAL] CWE-122 CVE-2026-69491: Heap-based buffer overflow in Windows Microsoft DirectMusic allows an unauthorized attacker to execu Heap-based buffer overflow in Windows Microsoft DirectMusic allows an unauthorized attacker to execute code over a network.

CVE-2026-73009 [CRITICAL] CWE-416 CVE-2026-73009: Use after free in Windows Secure Socket Tunneling Protocol (SSTP) allows an unauthorized attacker to Use after free in Windows Secure Socket Tunneling Protocol (SSTP) allows an unauthorized attacker to execute code over a network.

CVE-2026-69276 [CRITICAL] CWE-122 CVE-2026-69276: Integer underflow (wrap or wraparound) in Microsoft UxTheme Library (uxtheme.dll) allows an unauthor Integer underflow (wrap or wraparound) in Microsoft UxTheme Library (uxtheme.dll) allows an unauthorized attacker to execute code over a network.

CVE-2026-69586 [CRITICAL] CWE-122 CVE-2026-69586: Integer overflow or wraparound in Microsoft Windows PDF allows an unauthorized attacker to execute c Integer overflow or wraparound in Microsoft Windows PDF allows an unauthorized attacker to execute code over a network.

CVE-2026-69408 [CRITICAL] CWE-122 CVE-2026-69408: Integer overflow or wraparound in Microsoft Windows Media Foundation allows an unauthorized attacker Integer overflow or wraparound in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over a network.

CVE-2026-42990 [CRITICAL] CWE-122 CVE-2026-42990: Heap-based buffer overflow in SQL Server ODBC driver allows an unauthorized attacker to execute code Heap-based buffer overflow in SQL Server ODBC driver allows an unauthorized attacker to execute code over a network.

CVE-2026-50447 [CRITICAL] CWE-122 CVE-2026-50447: Heap-based buffer overflow in Windows Message Queuing allows an unauthorized attacker to execute cod Heap-based buffer overflow in Windows Message Queuing allows an unauthorized attacker to execute code over a network.

CVE-2026-58594 [CRITICAL] CWE-190 CVE-2026-58594: Integer overflow or wraparound in Windows RDP allows an unauthorized attacker to execute code over a Integer overflow or wraparound in Windows RDP allows an unauthorized attacker to execute code over a network.