Microsoft Windows 11 23H2 vulnerabilities

CVE-2026-69820 [MEDIUM] CWE-122 CVE-2026-69820: Heap-based buffer overflow in Windows Hello allows an authorized attacker to elevate privileges loca Heap-based buffer overflow in Windows Hello allows an authorized attacker to elevate privileges locally.

CVE-2026-97833 [MEDIUM] CWE-125 CVE-2026-97833: Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a networ Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.

CVE-2026-97832 [MEDIUM] CWE-125 CVE-2026-97832: Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a networ Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.

CVE-2026-97834 [MEDIUM] CWE-125 CVE-2026-97834: Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a networ Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.

CVE-2026-69973 [MEDIUM] CWE-22 CVE-2026-69973: Improper limitation of a pathname to a restricted directory ('path traversal') in Windows Libarchive Improper limitation of a pathname to a restricted directory ('path traversal') in Windows Libarchive allows an unauthorized attacker to perform tampering over a network.

CVE-2026-62801 [MEDIUM] CWE-22 CVE-2026-62801: Improper limitation of a pathname to a restricted directory ('path traversal') in Windows PowerShell Improper limitation of a pathname to a restricted directory ('path traversal') in Windows PowerShell allows an unauthorized attacker to bypass a security feature over a network.

CVE-2026-32151 [MEDIUM] CWE-200 CVE-2026-32151: Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized att Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to disclose information over a network.

CVE-2025-29809 [HIGH] CWE-922 CVE-2025-29809: Insecure storage of sensitive information in Windows Kerberos allows an authorized attacker to bypas Insecure storage of sensitive information in Windows Kerberos allows an authorized attacker to bypass a security feature locally.

CVE-2024-26254 [HIGH] CWE-822 CVE-2024-26254: Microsoft Virtual Machine Bus (VMBus) Denial of Service Vulnerability Microsoft Virtual Machine Bus (VMBus) Denial of Service Vulnerability

CVE-2024-21438 [HIGH] CWE-369 CVE-2024-21438: Microsoft AllJoyn API Denial of Service Vulnerability Microsoft AllJoyn API Denial of Service Vulnerability

CVE-2025-21351 [HIGH] CWE-400 CVE-2025-21351: Windows Active Directory Domain Services API Denial of Service Vulnerability Windows Active Directory Domain Services API Denial of Service Vulnerability

CVE-2024-49121 [HIGH] CWE-476 CVE-2024-49121: Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability

CVE-2023-36003 [HIGH] CWE-426 CVE-2023-36003: XAML Diagnostics Elevation of Privilege Vulnerability XAML Diagnostics Elevation of Privilege Vulnerability

CVE-2024-43515 [HIGH] CWE-400 CVE-2024-43515: Internet Small Computer Systems Interface (iSCSI) Denial of Service Vulnerability Internet Small Computer Systems Interface (iSCSI) Denial of Service Vulnerability

CVE-2025-60719 [HIGH] CWE-822 CVE-2025-60719: Untrusted pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized Untrusted pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2024-43615 [HIGH] CWE-73 CVE-2024-43615: Microsoft OpenSSH for Windows Remote Code Execution Vulnerability Microsoft OpenSSH for Windows Remote Code Execution Vulnerability

CVE-2025-49680 [HIGH] CWE-59 CVE-2025-49680: Improper link resolution before file access ('link following') in Windows Performance Recorder allow Improper link resolution before file access ('link following') in Windows Performance Recorder allows an authorized attacker to deny service locally.

CVE-2026-32093 [HIGH] CWE-122 CVE-2026-32093: Concurrent execution using shared resource with improper synchronization ('race condition') in Funct Concurrent execution using shared resource with improper synchronization ('race condition') in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.

CVE-2026-24285 [HIGH] CWE-416 CVE-2026-24285: Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally. Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.

CVE-2026-70144 [HIGH] CWE-416 CVE-2026-70144: 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.