Microsoft Windows 11 Version 25H2 vulnerabilities
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Published CVEs affecting Microsoft Windows 11 Version 25H2: 2835 record(s), with affected versions and fixes.
CVE-2026-83791
High · 7.8
CWE-283 Oct 13, 2026
Windows Virtual Input Elevation of Privilege Vulnerability
Improper authorization in Windows Virtual Input allows an authorized attacker to elevate privileges locally.
CVE-2026-83790
High · 7.0
CWE-416 Oct 13, 2026
Windows Hello Elevation of Privilege Vulnerability
Use after free in Windows Hello allows an authorized attacker to elevate privileges locally.
CVE-2026-83789
High · 8.8
CWE-122 Oct 13, 2026
Windows SMB Client Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows SMB Client allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-83788
Medium · 4.6
CWE-126 Oct 13, 2026
Windows rndismp6.sys Information Disclosure Vulnerability
Buffer over-read in Windows RNDIS allows an unauthorized attacker to disclose information with a physical attack.
CVE-2026-83786
Medium · 4.7
CWE-209 Oct 13, 2026
Windows NTFS Information Disclosure Vulnerability
Generation of error message containing sensitive information in Windows NTFS allows an authorized attacker to disclose information locally.
CVE-2026-83785
High · 7.0
CWE-416 Oct 13, 2026
Windows COM+ Event System Service Elevation of Privilege Vulnerability
Use after free in Windows COM+ Event System Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83784
High · 8.8
CWE-36 Oct 13, 2026
Windows Encrypting File System (EFS) Elevation of Privilege Vulnerability
Absolute path traversal in Windows Encrypting File System (EFS) allows an authorized attacker to elevate privileges over a network.
CVE-2026-83783
High · 7.8
CWE-122 Oct 13, 2026
Windows Management Instrumentation Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Management Instrumentation allows an authorized attacker to elevate privileges locally.
CVE-2026-83782
Critical · 9.8
CWE-122 Oct 13, 2026
Windows Shell Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Shell allows an unauthorized attacker to execute code over a network.
CVE-2026-83781
High · 7.8
CWE-170 Oct 13, 2026
Windows Program Compatibility Assistant Service Elevation of Privilege Vulnerability
Improper null termination in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83779
High · 7.8
CWE-122 Oct 13, 2026
Windows Installer Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Installer allows an authorized attacker to elevate privileges locally.
CVE-2026-83778
High · 8.8
CWE-122 Oct 13, 2026
Microsoft Internet Messaging API Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Internet Messaging API allows an unauthorized attacker to execute code over a network.
CVE-2026-83777
High · 8.8
CWE-122 Oct 13, 2026
Windows Bluetooth Service Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Bluetooth Service allows an unauthorized attacker to elevate privileges over an adjacent network.
CVE-2026-83776
Medium · 6.8
CWE-125 Oct 13, 2026
Windows Bluetooth Driver Elevation of Privilege Vulnerability
Out-of-bounds read in Microsoft Bluetooth Driver allows an unauthorized attacker to elevate privileges with a physical attack.
CVE-2026-83775
High · 7.0
CWE-122 Oct 13, 2026
Windows Installer Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Installer allows an authorized attacker to elevate privileges locally.
CVE-2026-83774
Medium · 4.7
CWE-497 Oct 13, 2026
Windows Win32 Kernel Subsystem Information Disclosure Vulnerability
Exposure of sensitive system information to an unauthorized control sphere in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.
CVE-2026-83773
Medium · 5.5
CWE-497 Oct 13, 2026
Windows MIDI Service Module Information Disclosure Vulnerability
Exposure of sensitive system information to an unauthorized control sphere in Windows MIDI Service Module allows an authorized attacker to disclose information locally.
CVE-2026-83771
High · 8.8
CWE-416 Oct 13, 2026
Windows Camera Frame Server Monitor Elevation of Privilege Vulnerability
Use after free in Windows Camera Frame Server Monitor allows an unauthorized attacker to elevate privileges over an adjacent network.
CVE-2026-83770
Critical · 9.8
CWE-122 Oct 13, 2026
Windows Text Shaping Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Text Shaping allows an unauthorized attacker to execute code over a network.
CVE-2026-83769
High · 7.8
CWE-416 Oct 13, 2026
Microsoft OpenSSH for Windows Elevation of Privilege Vulnerability
Use after free in OpenSSH for Windows allows an authorized attacker to elevate privileges locally.
CVE-2026-83768
High · 7.8
CWE-122 Oct 13, 2026
Windows Kernel Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-83767
High · 7.8
CWE-121 Oct 13, 2026
Windows Installer Elevation of Privilege Vulnerability
Stack-based buffer overflow in Windows Installer allows an authorized attacker to elevate privileges locally.
CVE-2026-83766
Medium · 4.2
CWE-863 Oct 13, 2026
Windows Hyper-V Security Feature Bypass Vulnerability
Incorrect authorization in Windows Hyper-V allows an authorized attacker to bypass a security feature over an adjacent network.
CVE-2026-83765
Medium · 5.5
CWE-125 Oct 13, 2026
Windows DWM Core Library Information Disclosure Vulnerability
Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to disclose information locally.
CVE-2026-83764
Medium · 5.5
CWE-863 Oct 13, 2026
Windows Clipboard User Service Information Disclosure Vulnerability
Incorrect authorization in Windows Clipboard User Service allows an authorized attacker to disclose information locally.