Microsoft Windows 11 Version 22H3 vulnerabilities

CVE-2024-21447 [HIGH] CWE-59 CVE-2024-21447: Windows Authentication Elevation of Privilege Vulnerability Windows Authentication Elevation of Privilege Vulnerability

CVE-2024-38196 [HIGH] CWE-20 CVE-2024-38196: Windows Common Log File System Driver Elevation of Privilege Vulnerability Windows Common Log File System Driver Elevation of Privilege Vulnerability

CVE-2026-20931 [HIGH] CWE-73 CVE-2026-20931: External control of file name or path in Windows Telephony Service allows an authorized attacker to External control of file name or path in Windows Telephony Service allows an authorized attacker to elevate privileges over an adjacent network.

CVE-2025-24061 [HIGH] CWE-693 CVE-2025-24061: Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to by Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to bypass a security feature locally.

CVE-2024-38063 [CRITICAL] CWE-191 CVE-2024-38063: Windows TCP/IP Remote Code Execution Vulnerability Windows TCP/IP Remote Code Execution Vulnerability

CVE-2025-21293 [HIGH] CWE-284 CVE-2025-21293: Active Directory Domain Services Elevation of Privilege Vulnerability Active Directory Domain Services Elevation of Privilege Vulnerability

CVE-2024-49112 [CRITICAL] CWE-190 CVE-2024-49112: Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability

CVE-2023-35628 [HIGH] CWE-416 CVE-2023-35628: Windows MSHTML Platform Remote Code Execution Vulnerability Windows MSHTML Platform Remote Code Execution Vulnerability

CVE-2026-33824 [CRITICAL] CWE-415 CVE-2026-33824: Double free in Windows IKE Extension allows an unauthorized attacker to execute code over a network. Double free in Windows IKE Extension allows an unauthorized attacker to execute code over a network.

CVE-2025-50154 [MEDIUM] CWE-200 CVE-2025-50154: Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauth Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauthorized attacker to perform spoofing over a network.

CVE-2025-53778 [HIGH] CWE-287 CVE-2025-53778: Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a n Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a network.

CVE-2025-47987 [HIGH] CWE-122 CVE-2025-47987: Heap-based buffer overflow in Windows Cred SSProvider Protocol allows an authorized attacker to elev Heap-based buffer overflow in Windows Cred SSProvider Protocol allows an authorized attacker to elevate privileges locally.

CVE-2025-59254 [HIGH] CWE-122 CVE-2025-59254: Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate priv Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2025-55234 [CRITICAL] CWE-287 CVE-2025-55234: SMB Server might be susceptible to relay attacks depending on the configuration. An attacker who suc SMB Server might be susceptible to relay attacks depending on the configuration. An attacker who successfully exploited these vulnerabilities could perform relay attacks and make the users subject to elevation of privilege attacks. The SMB Server already supports mechanisms for hardening against relay attacks: SMB Server signing SMB Server Extend

CVE-2025-54918 [HIGH] CWE-287 CVE-2025-54918: Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a n Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a network.

CVE-2025-47981 [CRITICAL] CWE-122 CVE-2025-47981: Heap-based buffer overflow in Windows SPNEGO Extended Negotiation allows an unauthorized attacker to Heap-based buffer overflow in Windows SPNEGO Extended Negotiation allows an unauthorized attacker to execute code over a network.

CVE-2023-36397 [CRITICAL] CWE-126 CVE-2023-36397: Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability Windows Pragmatic General Multicast (PGM) Remote Code Execution Vulnerability

CVE-2026-21244 [HIGH] CWE-122 CVE-2026-21244: Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally. Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.

CVE-2026-21248 [HIGH] CWE-122 CVE-2026-21248: Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally. Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.

CVE-2024-38144 [HIGH] CWE-190 CVE-2024-38144: Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability