Microsoft Windows 10 Version 1809 vulnerabilities

CVE-2026-59132 [HIGH] CWE-476 CVE-2026-59132: Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over a ne Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over a network.

CVE-2026-50647 [HIGH] CWE-835 CVE-2026-50647: Loop with unreachable exit condition ('infinite loop') in Active Directory Federation Services (AD F 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-2026-58627 [HIGH] CWE-400 CVE-2026-58627: Uncontrolled resource consumption in Windows DHCP Server allows an unauthorized attacker to deny ser Uncontrolled resource consumption in Windows DHCP Server allows an unauthorized attacker to deny service over a network.

CVE-2025-59255 [HIGH] CWE-122 CVE-2025-59255: Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate priv Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2025-26687 [HIGH] CWE-416 CVE-2025-26687: Use after free in Windows Win32K - GRFX allows an unauthorized attacker to elevate privileges over a Use after free in Windows Win32K - GRFX allows an unauthorized attacker to elevate privileges over a network.

CVE-2025-48805 [HIGH] CWE-122 CVE-2025-48805: Heap-based buffer overflow in Microsoft MPEG-2 Video Extension allows an authorized attacker to exec Heap-based buffer overflow in Microsoft MPEG-2 Video Extension allows an authorized attacker to execute code locally.

CVE-2025-48806 [HIGH] CWE-416 CVE-2025-48806: Use after free in Microsoft MPEG-2 Video Extension allows an authorized attacker to execute code loc Use after free in Microsoft MPEG-2 Video Extension allows an authorized attacker to execute code locally.

CVE-2026-69926 [HIGH] CWE-843 CVE-2026-69926: Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an au Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an authorized attacker to elevate privileges locally.

CVE-2026-69880 [HIGH] CWE-843 CVE-2026-69880: Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an au Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an authorized attacker to elevate privileges locally.

CVE-2026-50377 [HIGH] CWE-125 CVE-2026-50377: Out-of-bounds read in Windows Kernel allows an authorized attacker to elevate privileges locally. Out-of-bounds read in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVE-2026-83506 [HIGH] CWE-426 CVE-2026-83506: Untrusted search path in Servicing Stack Updates allows an authorized attacker to elevate privileges Untrusted search path in Servicing Stack Updates allows an authorized attacker to elevate privileges locally.

CVE-2026-20923 [HIGH] CWE-416 CVE-2026-20923: Use after free in Windows Management Services allows an authorized attacker to elevate privileges lo Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.

CVE-2026-25176 [HIGH] CWE-284 CVE-2026-25176: Improper access control in Windows Ancillary Function Driver for WinSock allows an authorized attack Improper access control in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-70222 [HIGH] CWE-23 CVE-2026-70222: Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally.

CVE-2026-83873 [HIGH] CWE-23 CVE-2026-83873: Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally.

CVE-2026-20865 [HIGH] CWE-416 CVE-2026-20865: Use after free in Windows Management Services allows an authorized attacker to elevate privileges lo Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.

CVE-2026-70113 [HIGH] CWE-190 CVE-2026-70113: Integer overflow or wraparound in Windows Client for NFS allows an authorized attacker to elevate pr Integer overflow or wraparound in Windows Client for NFS allows an authorized attacker to elevate privileges locally.

CVE-2026-69953 [HIGH] CWE-126 CVE-2026-69953: Buffer over-read in Windows Overlay Filter allows an authorized attacker to elevate privileges local Buffer over-read in Windows Overlay Filter allows an authorized attacker to elevate privileges locally.

CVE-2026-61931 [HIGH] CWE-416 CVE-2026-61931: Use after free in Windows Perception Simulation Service allows an authorized attacker to elevate pri Use after free in Windows Perception Simulation Service allows an authorized attacker to elevate privileges locally.

CVE-2026-83637 [HIGH] CWE-125 CVE-2026-83637: Out-of-bounds read in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privilege Out-of-bounds read in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.