Microsoft Windows Server 2019 vulnerabilities

CVE-2025-55230 [HIGH] CWE-822 CVE-2025-55230: Untrusted pointer dereference in Windows MBT Transport driver allows an authorized attacker to eleva Untrusted pointer dereference in Windows MBT Transport driver allows an authorized attacker to elevate privileges locally.

CVE-2025-55231 [HIGH] CWE-362 CVE-2025-55231: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Storage allows an unauthorized attacker to execute code over a network.

CVE-2025-55229 [MEDIUM] CWE-347 CVE-2025-55229: Improper verification of cryptographic signature in Windows Certificates allows an unauthorized atta Improper verification of cryptographic signature in Windows Certificates allows an unauthorized attacker to perform spoofing over a network.

CVE-2025-53766 [CRITICAL] CWE-122 CVE-2025-53766: Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a ne Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a network.

CVE-2025-53145 [HIGH] CWE-843 CVE-2025-53145: Access of resource using incompatible type ('type confusion') in Windows Message Queuing allows an a Access of resource using incompatible type ('type confusion') in Windows Message Queuing allows an authorized attacker to execute code over a network.

CVE-2025-53789 [HIGH] CWE-306 CVE-2025-53789: Missing authentication for critical function in Windows StateRepository API allows an authorized att Missing authentication for critical function in Windows StateRepository API allows an authorized attacker to elevate privileges locally.

CVE-2025-50158 [HIGH] CWE-367 CVE-2025-50158: Time-of-check time-of-use (toctou) race condition in Windows NTFS allows an unauthorized attacker to Time-of-check time-of-use (toctou) race condition in Windows NTFS allows an unauthorized attacker to disclose information locally.

CVE-2025-53154 [HIGH] CWE-476 CVE-2025-53154: Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attac Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2025-50177 [HIGH] CWE-362 CVE-2025-50177: Use after free in Windows Message Queuing allows an unauthorized attacker to execute code over a net Use after free in Windows Message Queuing allows an unauthorized attacker to execute code over a network.

CVE-2025-53131 [HIGH] CWE-122 CVE-2025-53131: Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over a n Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over a network.

CVE-2025-53151 [HIGH] CWE-416 CVE-2025-53151: Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally. Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVE-2025-49762 [HIGH] CWE-362 CVE-2025-49762: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2025-50167 [HIGH] CWE-362 CVE-2025-50167: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Hyper-V allows an authorized attacker to elevate privileges locally.

CVE-2025-49757 [HIGH] CWE-122 CVE-2025-49757: Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorize Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.

CVE-2025-53722 [HIGH] CWE-400 CVE-2025-53722: Uncontrolled resource consumption in Windows Remote Desktop Services allows an unauthorized attacker Uncontrolled resource consumption in Windows Remote Desktop Services allows an unauthorized attacker to deny service over a network.

CVE-2025-50170 [HIGH] CWE-280 CVE-2025-50170: Improper handling of insufficient permissions or privileges in Windows Cloud Files Mini Filter Drive Improper handling of insufficient permissions or privileges in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

CVE-2025-53155 [HIGH] CWE-122 CVE-2025-53155: Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to elevate privileges lo Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to elevate privileges locally.

CVE-2025-53137 [HIGH] CWE-416 CVE-2025-53137: Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to ele Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2025-53718 [HIGH] CWE-416 CVE-2025-53718: Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to ele Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2025-53134 [HIGH] CWE-200 CVE-2025-53134: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.