Microsoft Windows 10 1809 vulnerabilities

CVE-2026-20810 [HIGH] CWE-590 CVE-2026-20810: Free of memory not on the heap in Windows Ancillary Function Driver for WinSock allows an authorized Free of memory not on the heap in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-70163 [HIGH] CWE-770 CVE-2026-70163: Allocation of resources without limits or throttling in OpenSSH for Windows allows an unauthorized a Allocation of resources without limits or throttling in OpenSSH for Windows allows an unauthorized attacker to deny service over a network.

CVE-2026-85849 [HIGH] CWE-59 CVE-2026-85849: Improper link resolution before file access ('link following') in Windows AppX Deployment Service al Improper link resolution before file access ('link following') in Windows AppX Deployment Service allows an authorized attacker to elevate privileges locally.

CVE-2026-54984 [HIGH] CWE-122 CVE-2026-54984: Heap-based buffer overflow in Windows Imaging Component allows an unauthorized attacker to execute c Heap-based buffer overflow in Windows Imaging Component allows an unauthorized attacker to execute code locally.

CVE-2026-50347 [HIGH] CWE-122 CVE-2026-50347: Heap-based buffer overflow in Windows Data dll allows an unauthorized attacker to execute code local Heap-based buffer overflow in Windows Data dll allows an unauthorized attacker to execute code locally.

CVE-2023-36401 [HIGH] CWE-190 CVE-2023-36401: Microsoft Remote Registry Service Remote Code Execution Vulnerability Microsoft Remote Registry Service Remote Code Execution Vulnerability

CVE-2026-35424 [HIGH] CWE-401 CVE-2026-35424: Missing release of memory after effective lifetime in Windows Internet Key Exchange (IKE) Protocol a Missing release of memory after effective lifetime in Windows Internet Key Exchange (IKE) Protocol allows an unauthorized attacker to deny service over a network.

CVE-2026-83840 [HIGH] CWE-1390 CVE-2026-83840: Weak authentication in Windows Error Reporting allows an authorized attacker to elevate privileges l Weak authentication in Windows Error Reporting allows an authorized attacker to elevate privileges locally.

CVE-2026-69428 [HIGH] CWE-125 CVE-2026-69428: Out-of-bounds read in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized at Out-of-bounds read in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to deny service over a network.

CVE-2026-49788 [HIGH] CWE-770 CVE-2026-49788: Allocation of resources without limits or throttling in HTTP/2 allows an unauthorized attacker to de Allocation of resources without limits or throttling in HTTP/2 allows an unauthorized attacker to deny service over a network.

CVE-2026-44806 [HIGH] CWE-401 CVE-2026-44806: Missing release of memory after effective lifetime in Windows Cryptographic Services allows an unaut Missing release of memory after effective lifetime in Windows Cryptographic Services allows an unauthorized attacker to deny service over a network.

CVE-2026-70245 [HIGH] CWE-843 CVE-2026-70245: Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver f Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-83761 [HIGH] CWE-416 CVE-2026-83761: Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

CVE-2026-70303 [HIGH] CWE-787 CVE-2026-70303: Out-of-bounds write in Windows Kernel allows an authorized attacker to elevate privileges locally. Out-of-bounds write in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVE-2026-45636 [HIGH] CWE-20 CVE-2026-45636: Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally. Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.

CVE-2026-26156 [HIGH] CWE-20 CVE-2026-26156: Heap-based buffer overflow in Windows Hyper-V allows an unauthorized attacker to execute code locall Heap-based buffer overflow in Windows Hyper-V allows an unauthorized attacker to execute code locally.

CVE-2025-59242 [HIGH] CWE-122 CVE-2025-59242: Heap-based buffer overflow in Windows Ancillary Function Driver for WinSock allows an authorized att Heap-based buffer overflow in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-83763 [HIGH] CWE-843 CVE-2026-83763: Access of resource using incompatible type ('type confusion') in Windows Input System allows an auth Access of resource using incompatible type ('type confusion') in Windows Input System allows an authorized attacker to elevate privileges locally.

CVE-2026-70225 [HIGH] CWE-843 CVE-2026-70225: Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver f Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-70102 [HIGH] CWE-416 CVE-2026-70102: Use after free in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally. Use after free in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally.