Microsoft Windows Server 2012 R2 (Server Core installation) vulnerabilities

CVE-2026-50422 High · 7.8 CWE-125 Jul 14, 2026

Windows NTFS Elevation of Privilege Vulnerability

Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges locally.

CVE-2026-50419 Low · 3.3 CWE-200 Jul 14, 2026

Windows Kernel Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows Kernel allows an authorized attacker to disclose information locally.

CVE-2026-50417 High · 7.8 CWE-20 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-2026-50412 High · 7.8 CWE-121 Jul 14, 2026

Windows NTFS Elevation of Privilege Vulnerability

Stack-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.

CVE-2026-50411 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-2026-50405 High · 7.8 CWE-1220 Jul 14, 2026

Windows Filtering Platform Elevation of Privilege Vulnerability

Insufficient granularity of access control in Windows Filtering Platform (WFP) allows an authorized attacker to elevate privileges locally.

CVE-2026-50402 High · 7.8 CWE-126 Jul 14, 2026

NTFS Elevation of Privilege Vulnerability

Incorrect conversion between numeric types in Windows NTFS allows an authorized attacker to elevate privileges locally.

CVE-2026-50400 High · 7.8 CWE-121 Jul 14, 2026

Windows App Package Installer Elevation of Privilege Vulnerability

Stack-based buffer overflow in Windows App Installer allows an authorized attacker to elevate privileges locally.

CVE-2026-50397 High · 7.0 CWE-416 Jul 14, 2026

Windows Kernel Elevation of Privilege Vulnerability

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

CVE-2026-50394 Medium · 5.5 CWE-200 Jul 14, 2026

Windows Media Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows Media allows an authorized attacker to disclose information locally.

CVE-2026-50391 High · 7.8 CWE-269 Jul 14, 2026

Windows Group Policy Elevation of Privilege Vulnerability

Improper privilege management in Windows Group Policy allows an authorized attacker to elevate privileges locally.

CVE-2026-50388 High · 7.8 CWE-125 Jul 14, 2026

Windows NTFS Remote Code Execution Vulnerability

Out-of-bounds read in Windows NTFS allows an unauthorized attacker to execute code locally.

CVE-2026-50386 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-2026-50390 High · 7.8 CWE-843 Jul 14, 2026

Windows Kernel Elevation of Privilege Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVE-2026-50387 High · 7.8 CWE-121 Jul 14, 2026

Windows GDI Elevation of Privilege Vulnerability

Stack-based buffer overflow in Windows GDI allows an authorized attacker to elevate privileges locally.

CVE-2026-50380 Critical · 9.6 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 over a network.

CVE-2026-50376 Medium · 6.5 CWE-908 Jul 14, 2026

Windows Remote Desktop Client Information Disclosure Vulnerability

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

CVE-2026-50372 High · 7.0 CWE-122 Jul 14, 2026

Windows Redirected Drive Buffering System Elevation of Privilege Vulnerability

Buffer over-read in Windows Redirected Drive Buffering allows an authorized attacker to elevate privileges locally.

CVE-2026-50371 High · 7.0 CWE-362 Jul 14, 2026

Windows LUA File Virtualization Filter Driver Elevation of Privilege Vulnerability

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

CVE-2026-50370 High · 8.8 CWE-20 Jul 14, 2026

DHCP Server Service Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over an adjacent network.

CVE-2026-50369 High · 8.8 CWE-416 Jul 14, 2026

Windows Remote Desktop Services Elevation of Privilege Vulnerability

Use after free in Windows Remote Desktop Services allows an authorized attacker to elevate privileges over a network.

CVE-2026-50368 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-2026-50366 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-2026-50365 High · 8.0 CWE-287 Jul 14, 2026

Remote Access Management service/API (RPC server) Elevation of Privilege Vulnerability

Improper authentication in Windows RPC API allows an unauthorized attacker to elevate privileges over an adjacent network.

CVE-2026-50363 High · 7.8 CWE-122 Jul 14, 2026

Windows Push Notifications Elevation of Privilege Vulnerability

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