Microsoft Windows Server 2012 (Server Core installation) vulnerabilities

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.

CVE-2026-49794 Medium · 4.6 CWE-125 Jul 14, 2026

Windows USB Audio Class Driver Information Disclosure Vulnerability

Out-of-bounds read in Windows USB Audio Class driver (usbaudio.sys) allows an unauthorized attacker to disclose information with a physical attack.

CVE-2026-49791 High · 7.8 CWE-59 Jul 14, 2026

Windows Routing and Remote Access Service (RRAS) Elevation of Privilege Vulnerability

Improper link resolution before file access ('link following') in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to elevate privileges locally.

CVE-2026-49790 High · 7.8 CWE-122 Jul 14, 2026

Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

CVE-2026-49789 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-2026-49184 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-2026-49181 Critical · 9.8 CWE-191 Jul 14, 2026

Windows DHCP Client Elevation of Privilege Vulnerability

Integer underflow (wrap or wraparound) in Windows DHCP Client allows an unauthorized attacker to elevate privileges over a network.

CVE-2026-49180 Medium · 5.5 CWE-59 Jul 14, 2026

Universal Plug and Play (upnp.dll) Information Disclosure Vulnerability

Improper link resolution before file access ('link following') in Universal Plug and Play (upnp.dll) allows an authorized attacker to disclose information locally.

CVE-2026-49178 High · 8.8 CWE-122 Jul 14, 2026

Windows Active Directory Domain Services Remote Code Execution Vulnerability

Heap-based buffer overflow in Active Directory Domain Services allows an authorized attacker to execute code over a network.

CVE-2026-49164 Critical · 9.8 CWE-122 Jul 14, 2026

Windows Active Directory Domain Services Remote Code Execution Vulnerability

Heap-based buffer overflow in Active Directory Domain Services allows an unauthorized attacker to execute code over a network.

CVE-2026-48564 High · 8.8 CWE-122 Jul 14, 2026

DHCP Server Service Remote Code Execution Vulnerability

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

CVE-2026-44806 High · 7.5 CWE-401 Jul 14, 2026

Windows Secure Channel Denial of Service Vulnerability

Missing release of memory after effective lifetime in Windows Cryptographic Services allows an unauthorized attacker to deny service over a network.

CVE-2026-42990 Critical · 9.8 CWE-122 Jul 14, 2026

SQL Server ODBC driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in SQL Server ODBC driver allows an unauthorized attacker to execute code over a network.

CVE-2026-42975 High · 8.8 CWE-122 Jul 14, 2026

Windows Bluetooth Port Driver Remote Code Execution

Heap-based buffer overflow in Windows Bluetooth Port Driver allows an unauthorized attacker to execute code over an adjacent network.

CVE-2026-40400 High · 8.0 CWE-23 Jul 14, 2026

Windows PowerShell Remote Code Execution Vulnerability

Relative path traversal in Windows PowerShell allows an authorized attacker to execute code over a network.