Microsoft Windows Server 2019 (Server Core installation) vulnerabilities

CVE-2026-70068 High · 8.8 CWE-122 Oct 13, 2026

Windows Client-Side Caching (CSC) Service Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Client-Side Caching (CSC) Service allows an unauthorized attacker to elevate privileges over a network.

CVE-2026-70067 High · 7.0 CWE-416 Oct 13, 2026

Windows Win32k Elevation of Privilege Vulnerability

Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

CVE-2026-70066 High · 7.0 CWE-416 Oct 13, 2026

Windows DHCP Server Elevation of Privilege Vulnerability

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

CVE-2026-70064 High · 7.8 CWE-191 Oct 13, 2026

Windows Kerberos Elevation of Privilege Vulnerability

Integer underflow (wrap or wraparound) in Windows Kerberos allows an authorized attacker to elevate privileges locally.

CVE-2026-70063 Medium · 4.7 CWE-125 Oct 13, 2026

Windows Kernel Information Disclosure Vulnerability

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

CVE-2026-70062 High · 8.1 CWE-415 Oct 13, 2026

Windows libarchive Remote Code Execution Vulnerability

Double free in Windows Libarchive allows an unauthorized attacker to execute code over a network.

CVE-2026-70060 High · 7.8 CWE-122 Oct 13, 2026

Windows Win32k Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

CVE-2026-70059 High · 7.8 CWE-122 Oct 13, 2026

Windows OLE Elevation of Privilege Vulnerability

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

CVE-2026-70058 High · 7.5 CWE-787 Oct 13, 2026

Windows DHCP Server Remote Code Execution Vulnerability

Out-of-bounds write in Windows DHCP Server allows an unauthorized attacker to execute code over a network.

CVE-2026-70057 Medium · 5.5 CWE-863 Oct 13, 2026

Windows Routing and Remote Access Service (RRAS) Security Feature Bypass Vulnerability

Incorrect authorization in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to bypass a security feature locally.

CVE-2026-70056 High · 7.0 CWE-416 Oct 13, 2026

Windows Update Service Elevation of Privilege Vulnerability

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

CVE-2026-70055 Medium · 5.5 CWE-497 Oct 13, 2026

Windows Cryptographic Services Information Disclosure Vulnerability

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

CVE-2026-70054 High · 7.8 CWE-122 Oct 13, 2026

Windows NetBIOS Elevation of Privilege Vulnerability

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

CVE-2026-70051 High · 7.8 CWE-843 Oct 13, 2026

Windows SmartScreen Elevation of Privilege Vulnerability

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

CVE-2026-70048 High · 7.8 CWE-122 Oct 13, 2026

Windows Resilient File System (ReFS) Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an authorized attacker to elevate privileges locally.

CVE-2026-70045 High · 7.0 CWE-416 Oct 13, 2026

Windows Work Folders Elevation of Privilege Vulnerability

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

CVE-2026-70044 Medium · 5.5 CWE-125 Oct 13, 2026

Microsoft Windows Media Foundation Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Windows Media Foundation allows an unauthorized attacker to disclose information locally.

CVE-2026-70041 Medium · 5.5 CWE-126 Oct 13, 2026

Windows CD-ROM Driver Information Disclosure Vulnerability

Buffer over-read in Windows CD-ROM Driver allows an authorized attacker to disclose information locally.

CVE-2026-70038 High · 8.1 CWE-122 Oct 13, 2026

Windows iSCSI Remote Code Execution Vulnerability

Use after free in Windows iSCSI allows an unauthorized attacker to execute code over a network.

CVE-2026-70033 High · 7.5 CWE-401 Oct 13, 2026

Windows Remote Desktop Gateway (RD Gateway) Denial of Service Vulnerability

Missing release of memory after effective lifetime in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network.

CVE-2026-70031 High · 7.5 CWE-122 Oct 13, 2026

Windows iSCSI Denial of Service Vulnerability

Heap-based buffer overflow in Windows iSCSI allows an unauthorized attacker to deny service over a network.

CVE-2026-70026 High · 7.0 CWE-416 Oct 13, 2026

Windows Secure Kernel Mode Elevation of Privilege Vulnerability

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

CVE-2026-70025 Medium · 6.5 CWE-416 Oct 13, 2026

Windows Netlogon Denial of Service Vulnerability

Use after free in Windows Netlogon allows an authorized attacker to deny service over a network.

CVE-2026-70024 Critical · 9.8 CWE-20 Oct 13, 2026

Windows Internet Information Services Remote Code Execution Vulnerability

Stack-based buffer overflow in Windows Internet Information Services allows an unauthorized attacker to execute code over a network.

CVE-2026-70023 High · 7.8 CWE-416 Oct 13, 2026

Windows Hyper-V Elevation of Privilege Vulnerability

Use after free in Windows Hyper-V allows an authorized attacker to elevate privileges locally.