Microsoft Windows 11 Version 25H2 vulnerabilities
🔔 Create alert RSS Version checker
Published CVEs affecting Microsoft Windows 11 Version 25H2: 2835 record(s), with affected versions and fixes.
CVE-2026-83846
High · 7.0
CWE-416 Oct 13, 2026
Connected Devices Platform Service (Cdpsvc) Elevation of Privilege Vulnerability
Use after free in Connected Devices Platform Service (Cdpsvc) allows an authorized attacker to elevate privileges locally.
CVE-2026-83845
High · 8.4
CWE-290 Oct 13, 2026
Windows Internet (wininet.dll) Spoofing Vulnerability
Improper privilege management in Windows Internet (wininet.dll) allows an authorized attacker to perform spoofing locally.
CVE-2026-83843
High · 7.5
CWE-125 Oct 13, 2026
Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability
Out-of-bounds read in Windows Internet Key Exchange (IKE) Protocol allows an unauthorized attacker to deny service over a network.
CVE-2026-83842
High · 7.0
CWE-415 Oct 13, 2026
Windows TCP/IP Elevation of Privilege Vulnerability
Double free in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
CVE-2026-83841
High · 7.0
CWE-362 Oct 13, 2026
Windows Win32k Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVE-2026-83840
High · 7.8
CWE-1390 Oct 13, 2026
Windows Error Reporting Elevation of Privilege Vulnerability
Weak authentication in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
CVE-2026-83839
High · 7.0
CWE-367 Oct 13, 2026
Windows Hyper-V Elevation of Privilege Vulnerability
Time-of-check time-of-use (toctou) race condition in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
CVE-2026-83838
High · 8.0
CWE-191 Oct 13, 2026
Windows Bluetooth A2DP driver Elevation of Privilege Vulnerability
Integer underflow (wrap or wraparound) in Windows Bluetooth A2DP driver allows an authorized attacker to elevate privileges over an adjacent network.
CVE-2026-83836
High · 7.8
CWE-122 Oct 13, 2026
Windows Event Tracing Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Event Tracing allows an unauthorized attacker to execute code locally.
CVE-2026-83835
Medium · 5.5
CWE-126 Oct 13, 2026
Windows Common Log File System Driver Information Disclosure Vulnerability
Buffer over-read in Windows Common Log File System Driver allows an authorized attacker to disclose information locally.
CVE-2026-83834
High · 7.0
Public exploit CWE-367 Oct 13, 2026
Windows Kernel-Mode Drivers Elevation of Privilege Vulnerability
Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
CVE-2026-83833
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-2026-83832
High · 7.8
CWE-125 Oct 13, 2026
Windows Spaceport.sys Elevation of Privilege Vulnerability
Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally.
CVE-2026-83830
High · 7.8
CWE-122 Oct 13, 2026
Windows COM+ Event System Service Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows COM+ Event System Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83829
High · 7.8
CWE-122 Oct 13, 2026
Microsoft Windows Search Component Elevation of Privilege Vulnerability
Heap-based buffer overflow in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.
CVE-2026-83828
High · 7.8
CWE-122 Oct 13, 2026
Windows MIDI Service Module Elevation of Privileges Vulnerability
Heap-based buffer overflow in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.
CVE-2026-83827
High · 7.0
CWE-122 Oct 13, 2026
Windows Bluetooth Port Driver Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Bluetooth Port Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-83826
High · 7.8
CWE-822 Oct 13, 2026
Windows Error Reporting Elevation of Privilege Vulnerability
Untrusted pointer dereference in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
CVE-2026-83798
Medium · 5.5
CWE-20 Oct 13, 2026
Windows Update Stack Spoofing Vulnerability
Improper verification of cryptographic signature in Windows Update Stack allows an authorized attacker to perform spoofing locally.
CVE-2026-83797
High · 8.8
CWE-125 Oct 13, 2026
Windows Partition Management Driver Remote Code Execution Vulnerability
Out-of-bounds read in Windows Partition Management Driver allows an unauthorized attacker to execute code over a network.
CVE-2026-83796
High · 7.8
CWE-416 Oct 13, 2026
Windows Kernel Elevation of Privilege Vulnerability
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-83795
High · 7.5
CWE-122 Oct 13, 2026
Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability
Heap-based buffer overflow in Windows IKE Extension allows an unauthorized attacker to deny service over a network.
CVE-2026-83794
Medium · 5.5
CWE-125 Oct 13, 2026
Windows Portable Device MTP Driver Information Disclosure Vulnerability
Out-of-bounds read in Windows Portable Device MTP Driver allows an authorized attacker to disclose information locally.
CVE-2026-83793
High · 7.0
CWE-59 Oct 13, 2026
Windows Update Orchestrator Service Elevation of Privilege Vulnerability
Improper link resolution before file access ('link following') in Windows Update Orchestrator Service allows an authorized attacker to elevate privileges locally.
CVE-2026-83792
High · 7.8
CWE-863 Oct 13, 2026
Windows Device Install Service Elevation of Privilege Vulnerability
Incorrect authorization in Windows Device Install Service allows an authorized attacker to elevate privileges locally.