Microsoft Windows Server 2022 23H2 vulnerabilities

CVE-2025-21287 [HIGH] CWE-269 CVE-2025-21287: Windows Installer Elevation of Privilege Vulnerability Windows Installer Elevation of Privilege Vulnerability

CVE-2025-21382 [HIGH] CWE-122 CVE-2025-21382: Windows Graphics Component Elevation of Privilege Vulnerability Windows Graphics Component Elevation of Privilege Vulnerability

CVE-2025-47973 [HIGH] CWE-126 CVE-2025-47973: Buffer over-read in Virtual Hard Disk (VHDX) allows an unauthorized attacker to elevate privileges l Buffer over-read in Virtual Hard Disk (VHDX) allows an unauthorized attacker to elevate privileges locally.

CVE-2025-47971 [HIGH] CWE-126 CVE-2025-47971: Buffer over-read in Virtual Hard Disk (VHDX) allows an unauthorized attacker to elevate privileges l Buffer over-read in Virtual Hard Disk (VHDX) allows an unauthorized attacker to elevate privileges locally.

CVE-2024-43563 [HIGH] CWE-591 CVE-2024-43563: Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

CVE-2025-54894 [HIGH] CWE-122 CVE-2025-54894: Local Security Authority Subsystem Service Elevation of Privilege Vulnerability Local Security Authority Subsystem Service Elevation of Privilege Vulnerability

CVE-2024-30031 [HIGH] CWE-416 CVE-2024-30031: Windows CNG Key Isolation Service Elevation of Privilege Vulnerability Windows CNG Key Isolation Service Elevation of Privilege Vulnerability

CVE-2026-20816 [HIGH] CWE-367 CVE-2026-20816: Time-of-check time-of-use (toctou) race condition in Windows Installer allows an authorized attacker Time-of-check time-of-use (toctou) race condition in Windows Installer allows an authorized attacker to elevate privileges locally.

CVE-2025-58720 [HIGH] CWE-1240 CVE-2025-58720: Use of a cryptographic primitive with a risky implementation in Windows Cryptographic Services allow Use of a cryptographic primitive with a risky implementation in Windows Cryptographic Services allows an authorized attacker to disclose information locally.

CVE-2025-29833 [HIGH] CWE-367 CVE-2025-29833: Time-of-check time-of-use (toctou) race condition in Windows Virtual Machine Bus allows an unauthori Time-of-check time-of-use (toctou) race condition in Windows Virtual Machine Bus allows an unauthorized attacker to execute code locally.

CVE-2025-60719 [HIGH] CWE-822 CVE-2025-60719: Untrusted pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized Untrusted pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2025-21197 [MEDIUM] CWE-284 CVE-2025-21197: Improper access control in Windows NTFS allows an authorized attacker to disclose file path informat Improper access control in Windows NTFS allows an authorized attacker to disclose file path information under a folder where the attacker doesn't have permission to list content.

CVE-2024-43495 [HIGH] CWE-190 CVE-2024-43495: Windows libarchive Remote Code Execution Vulnerability Windows libarchive Remote Code Execution Vulnerability

CVE-2025-50159 [HIGH] CWE-416 CVE-2025-50159: Use after free in Remote Access Point-to-Point Protocol (PPP) EAP-TLS allows an authorized attacker Use after free in Remote Access Point-to-Point Protocol (PPP) EAP-TLS allows an authorized attacker to elevate privileges locally.

CVE-2025-54116 [HIGH] CWE-284 CVE-2025-54116: Improper access control in Windows MultiPoint Services allows an authorized attacker to elevate priv Improper access control in Windows MultiPoint Services allows an authorized attacker to elevate privileges locally.

CVE-2026-21253 [HIGH] CWE-416 CVE-2026-21253: Use after free in Mailslot File System allows an authorized attacker to elevate privileges locally. Use after free in Mailslot File System allows an authorized attacker to elevate privileges locally.

CVE-2025-54099 [HIGH] CWE-121 CVE-2025-54099: Stack-based buffer overflow in Windows Ancillary Function Driver for WinSock allows an authorized at Stack-based buffer overflow in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2025-58725 [HIGH] CWE-122 CVE-2025-58725: Heap-based buffer overflow in Windows COM allows an authorized attacker to elevate privileges locall Heap-based buffer overflow in Windows COM allows an authorized attacker to elevate privileges locally.

CVE-2026-20847 [MEDIUM] CWE-200 CVE-2026-20847: Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized att Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to perform spoofing over a network.

CVE-2024-26254 [HIGH] CWE-822 CVE-2024-26254: Microsoft Virtual Machine Bus (VMBus) Denial of Service Vulnerability Microsoft Virtual Machine Bus (VMBus) Denial of Service Vulnerability