Microsoft Windows Server 2012 vulnerabilities

CVE-2026-54987 High · 7.8 CWE-122 Jul 14, 2026

Windows Overlay Filter Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Overlay Filter allows an authorized attacker to elevate privileges locally.

CVE-2026-54983 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 (AD FS) allows an unauthorized attacker to deny service over a network.

CVE-2026-54982 High · 8.8 CWE-191 Jul 14, 2026

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

Integer underflow (wrap or wraparound) in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over an adjacent network.

CVE-2026-54122 High · 8.4 CWE-122 Jul 14, 2026

Windows GDI+ Remote Code Execution Vulnerability

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

CVE-2026-54119 High · 7.5 CWE-835 Jul 14, 2026

Windows Active Directory Denial of Service Vulnerability

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

CVE-2026-54107 High · 7.0 CWE-362 Jul 14, 2026

Windows Win32k Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K allows an authorized attacker to elevate privileges locally.

CVE-2026-50697 High · 7.8 CWE-200 Jul 14, 2026

Windows Common Log File System Driver Elevation of Privilege Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-50695 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-2026-50694 Critical · 9.8 CWE-416 Jul 14, 2026

Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability

Use after free in Windows Secure Socket Tunneling Protocol (SSTP) allows an unauthorized attacker to execute code over a network.

CVE-2026-50351 High · 7.8 CWE-284 Jul 14, 2026

Windows Audio Compression Manager (ACM) Elevation of Privilege Vulnerability

Improper access control in Windows Audio Compression Manager (ACM) allows an authorized attacker to elevate privileges locally.

CVE-2026-50325 High · 7.0 CWE-284 Jul 14, 2026

Win32k Elevation of Privilege Vulnerability

Improper access control in Windows Win32K allows an authorized attacker to elevate privileges locally.

CVE-2026-50311 High · 7.8 CWE-284 Jul 14, 2026

Windows Server Elevation of Privilege Vulnerability

Improper access control in Windows Server allows an authorized attacker to elevate privileges locally.

CVE-2026-50308 High · 7.8 CWE-122 Jul 14, 2026

Windows NTFS Remote Code Execution Vulnerability

Integer underflow (wrap or wraparound) in Windows NTFS allows an unauthorized attacker to execute code locally.

CVE-2026-50299 Medium · 6.8 CWE-122 Jul 14, 2026

Windows Storage Spaces Direct Remote Code Execution Vulnerability

Integer overflow or wraparound in Windows Storage Spaces Direct allows an unauthorized attacker to execute code with a physical attack.

CVE-2026-50298 Medium · 6.8 CWE-190 Jul 14, 2026

Windows Spaceport.sys Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows Spaceport.sys allows an unauthorized attacker to elevate privileges with a physical attack.

CVE-2026-50297 High · 7.0 CWE-284 Jul 14, 2026

Win32k Elevation of Privilege Vulnerability

Improper access control in Windows Win32K allows an authorized attacker to elevate privileges locally.

CVE-2026-50294 Medium · 6.2 CWE-497 Jul 14, 2026

Windows Kernel Information Disclosure Vulnerability

Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows an unauthorized attacker to disclose information locally.

CVE-2026-49805 High · 7.0 CWE-284 Jul 14, 2026

Win32k Elevation of Privilege Vulnerability

Improper access control in Windows Win32K allows an authorized attacker to elevate privileges locally.

CVE-2026-49804 Medium · 6.6 CWE-122 Jul 14, 2026

Windows USB Video Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows USB Video Driver allows an unauthorized attacker to elevate privileges with a physical attack.

CVE-2026-49803 High · 7.0 CWE-362 Jul 14, 2026

Windows AppX Deployment Extensions Elevation of Privilege Vulnerability

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

CVE-2026-49801 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-2026-49799 Medium · 6.5 CWE-400 Jul 14, 2026

Windows Local Security Authority Subsystem Service (LSASS) Denial of Service Vulnerability

Uncontrolled resource consumption in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to deny service over a network.

CVE-2026-49798 Critical · 9.3 CWE-416 Jul 14, 2026

Windows Kernel Elevation of Privilege Vulnerability

Use after free in Windows Kernel allows an unauthorized attacker to elevate privileges locally.

CVE-2026-49797 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-2026-49796 High · 7.8 CWE-122 Jul 14, 2026

Windows GDI+ Remote Code Execution Vulnerability

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