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Published vulnerabilities with severity, known exploitation and official sources.

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CVE-2026-83871 High · 7.0 CWE-122 Oct 13, 2026
Microsoft OpenSSH for Windows Elevation of Privilege Vulnerability
Heap-based buffer overflow in OpenSSH for Windows allows an authorized attacker to elevate privileges locally.
CVE-2026-83867 High · 7.8 CWE-122 Oct 13, 2026
Windows Push Notifications Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
CVE-2026-83863 High · 7.8 CWE-122 Oct 13, 2026
Servicing Stack Updates Elevation of Privilege Vulnerability
Heap-based buffer overflow in Servicing Stack Updates allows an authorized attacker to elevate privileges locally.
CVE-2026-83861 High · 7.8 CWE-122 Oct 13, 2026
Windows Remote Desktop Protocol Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Remote Desktop Protocol allows an authorized attacker to elevate privileges locally.
CVE-2026-83851 High · 8.8 CWE-122 Oct 13, 2026
Windows Partition Management Driver Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Partition Management Driver allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-83850 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-2026-83847 High · 7.8 CWE-122 Oct 13, 2026
Microsoft Account Elevation of Privilege Vulnerability
Heap-based buffer overflow in Microsoft Account allows an authorized attacker to elevate privileges locally.
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-2026-83833 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-2026-83830 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-2026-83795 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-2026-83789 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-2026-83783 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-2026-83779 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-2026-83775 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-2026-83770 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-2026-83768 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-2026-83758 High · 7.8 CWE-122 Oct 13, 2026
Windows Error Reporting Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Error Reporting allows an authorized attacker to execute code locally.
CVE-2026-83757 High · 7.8 CWE-122 Oct 13, 2026
Win32k Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges locally.