Microsoft Windows Server 2022 23H2 vulnerabilities

CVE-2024-43599 [HIGH] CWE-416 CVE-2024-43599: Remote Desktop Client Remote Code Execution Vulnerability Remote Desktop Client Remote Code Execution Vulnerability

CVE-2024-43517 [HIGH] CWE-122 CVE-2024-43517: Microsoft ActiveX Data Objects Remote Code Execution Vulnerability Microsoft ActiveX Data Objects Remote Code Execution Vulnerability

CVE-2025-29966 [HIGH] CWE-122 CVE-2025-29966: Heap-based buffer overflow in Windows Remote Desktop allows an unauthorized attacker to execute code Heap-based buffer overflow in Windows Remote Desktop allows an unauthorized attacker to execute code over a network.

CVE-2025-62549 [HIGH] CWE-822 CVE-2025-62549: Untrusted pointer dereference in Windows Routing and Remote Access Service (RRAS) allows an unauthor Untrusted pointer dereference in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.

CVE-2025-21286 [HIGH] CWE-122 CVE-2025-21286: Windows Telephony Service Remote Code Execution Vulnerability Windows Telephony Service Remote Code Execution Vulnerability

CVE-2025-21266 [HIGH] CWE-122 CVE-2025-21266: Windows Telephony Service Remote Code Execution Vulnerability Windows Telephony Service Remote Code Execution Vulnerability

CVE-2025-21273 [HIGH] CWE-122 CVE-2025-21273: Windows Telephony Service Remote Code Execution Vulnerability Windows Telephony Service Remote Code Execution Vulnerability

CVE-2025-21282 [HIGH] CWE-122 CVE-2025-21282: Windows Telephony Service Remote Code Execution Vulnerability Windows Telephony Service Remote Code Execution Vulnerability

CVE-2025-21417 [HIGH] CWE-122 CVE-2025-21417: Windows Telephony Service Remote Code Execution Vulnerability Windows Telephony Service Remote Code Execution Vulnerability

CVE-2025-48817 [HIGH] CWE-23 CVE-2025-48817: Relative path traversal in Remote Desktop Client allows an unauthorized attacker to execute code ove Relative path traversal in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

CVE-2026-20820 [HIGH] CWE-122 CVE-2026-20820: Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

CVE-2025-26663 [HIGH] CWE-416 CVE-2025-26663: Use after free in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attack Use after free in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to execute code over a network.

CVE-2025-21277 [HIGH] CWE-126 CVE-2025-21277: Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability

CVE-2024-49124 [HIGH] CWE-362 CVE-2024-49124: Lightweight Directory Access Protocol (LDAP) Client Remote Code Execution Vulnerability Lightweight Directory Access Protocol (LDAP) Client Remote Code Execution Vulnerability

CVE-2025-21204 [HIGH] CWE-59 CVE-2025-21204: Improper link resolution before file access ('link following') in Windows Update Stack allows an aut Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.

CVE-2026-20921 [HIGH] CWE-362 CVE-2026-20921: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

CVE-2026-20926 [HIGH] CWE-362 CVE-2026-20926: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

CVE-2026-20919 [HIGH] CWE-362 CVE-2026-20919: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

CVE-2026-20848 [HIGH] CWE-362 CVE-2026-20848: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

CVE-2026-20934 [HIGH] CWE-362 CVE-2026-20934: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.