Microsoft Windows 11 version 23H2 vulnerabilities
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Published CVEs affecting Microsoft Windows 11 version 23H2: 2389 record(s), with affected versions and fixes.
CVE-2026-59138
Medium · 6.5
CWE-476 Aug 11, 2026
Microsoft Remote Registry Service Denial of Service Vulnerability
Null pointer dereference in Microsoft Remote Registry Service allows an authorized attacker to deny service over a network.
CVE-2026-59137
Medium · 5.5
CWE-908 Aug 11, 2026
Windows Event Logging Service Information Disclosure Vulnerability
Use of uninitialized resource in Windows Event Logging Service allows an authorized attacker to disclose information locally.
CVE-2026-59136
Medium · 5.5
CWE-908 Aug 11, 2026
Microsoft COM for Windows Information Disclosure Vulnerability
Use of uninitialized resource in Microsoft COM for Windows allows an authorized attacker to disclose information locally.
CVE-2026-59135
Medium · 5.5
CWE-1390 Aug 11, 2026
Microsoft Windows Search Component Information Disclosure Vulnerability
Weak authentication in Microsoft Windows Search Component allows an authorized attacker to disclose information locally.
CVE-2026-59134
High · 8.1
CWE-20 Aug 11, 2026
Remote Desktop Client Remote Code Execution Vulnerability
Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
CVE-2026-59132
High · 7.5
CWE-476 Aug 11, 2026
Windows TCP/IP Denial of Service Vulnerability
Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over a network.
CVE-2026-59131
Medium · 5.6
CWE-1303 Aug 11, 2026
AMD Zen Information Disclosure Vulnerability
No cwe for this issue in AMD Zen allows an authorized attacker to disclose information locally.
CVE-2026-59130
Medium · 5.6
CWE-1303 Aug 11, 2026
AMD Zen Information Disclosure Vulnerability
No cwe for this issue in AMD Zen allows an authorized attacker to disclose information locally.
CVE-2026-59128
Medium · 5.5
CWE-125 Aug 11, 2026
Windows Encrypting File System (EFS) Information Disclosure Vulnerability
Out-of-bounds read in Windows Encrypting File System (EFS) allows an authorized attacker to disclose information locally.
CVE-2026-59127
High · 7.8
CWE-190 Aug 11, 2026
Windows Installer Elevation of Privilege Vulnerability
Integer overflow or wraparound in Windows Installer allows an authorized attacker to elevate privileges locally.
CVE-2026-59126
High · 7.0
CWE-362 Aug 11, 2026
Windows Event Logging Service Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Event Logging Service allows an authorized attacker to elevate privileges locally.
CVE-2026-59125
High · 7.0
CWE-416 Aug 11, 2026
Virtual Hard Disk (VHD) Miniport Driver Elevation of Privilege Vulernability
Use after free in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-59122
High · 7.0
CWE-362 Aug 11, 2026
Windows Telephony Service Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
CVE-2026-56174
High · 7.8
CWE-426 Aug 11, 2026
Windows Narrator Braille Elevation of Privilege Vulnerability
Untrusted search path in Windows Narrator Braille allows an authorized attacker to elevate privileges locally.
CVE-2026-54984
High · 7.8
CWE-122 Aug 11, 2026
Windows Imaging Component Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Imaging Component allows an unauthorized attacker to execute code locally.
CVE-2026-54113
High · 7.5
CWE-770 Aug 11, 2026
Remote Procedure Call Denial of Service Vulnerability
Allocation of resources without limits or throttling in Windows Kernel allows an unauthorized attacker to deny service over a network.
CVE-2026-50472
High · 7.0
CWE-122 Aug 11, 2026
Windows LUA File Virtualization Filter Driver Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows LUAFV allows an authorized attacker to elevate privileges locally.
CVE-2026-49179
High · 8.8
CWE-77 Aug 11, 2026
Windows Active Directory Domain Services Remote Code Execution Vulnerability
Improper neutralization of special elements used in a command ('command injection') in Windows Active Directory allows an unauthorized attacker to execute code over a network.
CVE-2026-58629
High · 7.0
CWE-416 Jul 14, 2026
DirectX Graphics Kernel Elevation of Privilege Vulnerability
Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally.
CVE-2026-56173
High · 7.0
CWE-416 Jul 14, 2026
Windows WebView Elevation of Privilege Vulnerability
Use after free in Windows WebView allows an authorized attacker to elevate privileges locally.
CVE-2026-50471
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-2026-58640
High · 7.8
CWE-122 Jul 14, 2026
Windows NTFS Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
CVE-2026-58601
High · 7.8
CWE-122 Jul 14, 2026
Virtual Hard Disk (VHD) Miniport Driver Elevation of Privilege Vulernability
Heap-based buffer overflow in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-50696
High · 7.5
CWE-122 Jul 14, 2026
Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability
Heap-based buffer overflow in Windows Internet Key Exchange (IKE) Protocol allows an unauthorized attacker to deny service over a network.
CVE-2026-49172
Critical · 9.8
CWE-122 Jul 14, 2026
Windows FTP Service Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows FTP Service allows an unauthorized attacker to execute code over a network.