Microsoft Windows Server 2012 vulnerabilities

CVE-2026-50330 Critical · 9.8 CWE-122 Jul 14, 2026

Windows Remote Desktop Client Elevation of Privilege Vulnerability

Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to elevate privileges over a network.

CVE-2026-50328 High · 7.5 CWE-20 Jul 14, 2026

Windows Server Update Service (WSUS) Tampering Vulnerability

Uncaught exception in Windows Server Update Service allows an unauthorized attacker to perform tampering over a network.

CVE-2026-50324 Medium · 5.9 CWE-835 Jul 14, 2026

Windows Active Directory Federation Services Denial of Service Vulnerability

Loop with unreachable exit condition ('infinite loop') in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.

CVE-2026-50321 High · 7.0 CWE-362 Jul 14, 2026

Windows USB Driver Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-50313 High · 7.8 CWE-122 Jul 14, 2026

Windows NTFS Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.

CVE-2026-50312 High · 7.8 CWE-416 Jul 14, 2026

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-50309 High · 7.8 CWE-122 Jul 14, 2026

Windows NTFS Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.

CVE-2026-50306 High · 7.8 CWE-190 Jul 14, 2026

Windows TCP/IP Elevation of Privilege Vulnerability

Use after free in Windows TCP/IP allows an authorized attacker to elevate privileges locally.

CVE-2026-50304 High · 7.5 CWE-121 Jul 14, 2026

Windows Active Directory Federation Services Denial of Service Vulnerability

Stack-based buffer overflow in Active Directory Federation Services allows an unauthorized attacker to deny service over a network.

CVE-2026-49177 Medium · 5.5 CWE-125 Jul 14, 2026

Windows TCP/IP Information Disclosure Vulnerability

Out-of-bounds read in Windows TCP/IP allows an authorized attacker to disclose information locally.

CVE-2026-58640 High · 7.8 CWE-122 Jul 14, 2026

Windows NTFS Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.

CVE-2026-58614 Medium · 5.5 CWE-125 Jul 14, 2026

Windows Kernel Security Feature Bypass Vulnerability

Out-of-bounds read in Windows Kernel allows an authorized attacker to bypass a security feature locally.

CVE-2026-58609 High · 7.8 CWE-125 Jul 14, 2026

Windows Graphics Component Remote Code Execution Vulnerability

Out-of-bounds read in Microsoft Graphics Component allows an unauthorized attacker to execute code locally.

CVE-2026-58608 High · 7.5 CWE-362 Jul 14, 2026

Windows Print Spooler Remote Code Execution Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Print Spooler Components allows an authorized attacker to execute code over a network.

CVE-2026-57979 High · 7.5 CWE-125 Jul 14, 2026

Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability

Out-of-bounds read in Windows RDP allows an unauthorized attacker to disclose information over a network.

CVE-2026-57976 Medium · 6.5 CWE-476 Jul 14, 2026

Windows Active Directory Domain Services Denial of Service Vulnerability

Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.

CVE-2026-57097 Medium · 6.8 CWE-426 Jul 14, 2026

Microsoft XML Security Feature Bypass Vulnerability

Untrusted search path in Microsoft XML allows an unauthorized attacker to bypass a security feature with a physical attack.

CVE-2026-56155 High · 7.8 KEV High · 45 CWE-1220 Jul 14, 2026

Microsoft Active Directory Federation Services Insufficient Granularity of Access Control Vulnerability

Insufficient granularity of access control in Active Directory Federation Services (AD FS) allows an authorized attacker to elevate privileges locally.

CVE-2026-55004 High · 7.8 CWE-415 Jul 14, 2026

Windows Print Configuration Elevation of Privilege Vulnerability

Double free in Microsoft Printer Drivers allows an authorized attacker to elevate privileges locally.

CVE-2026-55003 Medium · 6.5 CWE-908 Jul 14, 2026

Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability

Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.

CVE-2026-54999 High · 8.8 CWE-362 Jul 14, 2026

Windows TCP/IP Remote Code Execution Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an unauthorized attacker to execute code over an adjacent network.

CVE-2026-54997 Medium · 5.5 CWE-908 Jul 14, 2026

Windows SMB Information Disclosure Vulnerability

Use of uninitialized resource in Windows SMB allows an authorized attacker to disclose information locally.

CVE-2026-54995 Critical · 9.8 CWE-416 Jul 14, 2026

Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability

Use after free in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over a network.

CVE-2026-54992 High · 7.8 CWE-122 Jul 14, 2026

Microsoft Message Queuing Queue Manager Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Message Queuing Queue Manager allows an unauthorized attacker to execute code locally.

CVE-2026-54989 High · 7.8 CWE-416 Jul 14, 2026

Quality Windows Audio/Video Experience (QWAVE) Elevation of Privilege Vulnerability

Use after free in Quality Windows Audio/Video Experience (QWAVE) service allows an authorized attacker to elevate privileges locally.