Microsoft Windows 11 23h2 vulnerabilities

CVE-2026-70569 High · 7.8 CWE-125 Sep 8, 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-2026-70568 High · 7.0 CWE-122 Sep 8, 2026

Windows Defender Firewall Service Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Defender Firewall Service allows an authorized attacker to elevate privileges locally.

CVE-2026-70565 High · 7.0 CWE-416 Sep 8, 2026

Windows AF_UNIX Socket Provider Elevation of Privilege Vulnerability

Use after free in Windows AF_UNIX Socket Provider allows an authorized attacker to elevate privileges locally.

CVE-2026-70564 High · 7.8 CWE-122 Sep 8, 2026

Windows Print Spooler Components Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Print Spooler Components allows an authorized attacker to elevate privileges locally.

CVE-2026-70563 High · 8.1 CWE-59 Sep 8, 2026

Windows Shell Spoofing Vulnerability

Improper link resolution before file access ('link following') in Windows Shell allows an unauthorized attacker to perform spoofing over a network.

CVE-2026-70562 High · 7.0 CWE-415 Sep 8, 2026

Windows Audio Service Elevation of Privilege Vulnerability

Double free in Windows Audio Service allows an authorized attacker to elevate privileges locally.

CVE-2026-70342 High · 8.1 CWE-416 Sep 8, 2026

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Use after free in Windows Ancillary Function Driver for WinSock allows an unauthorized attacker to elevate privileges over a network.

CVE-2026-70296 Critical · 9.8 CWE-787 Sep 8, 2026

Windows Imaging Component Remote Code Execution Vulnerability

Out-of-bounds write in Windows Imaging Component allows an unauthorized attacker to execute code over a network.

CVE-2026-70290 Medium · 5.5 CWE-908 Sep 8, 2026

Win32k Information Disclosure Vulnerability

Use of uninitialized resource in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.

CVE-2026-70289 High · 7.8 CWE-122 Sep 8, 2026

Windows Win32k Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

CVE-2026-70283 High · 7.0 CWE-863 Sep 8, 2026

Windows Win32k Elevation of Privilege Vulnerability

Incorrect authorization in Windows Win32K allows an authorized attacker to elevate privileges locally.

CVE-2026-70203 High · 8.8 CWE-122 Sep 8, 2026

Windows Media Player Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Media Player allows an unauthorized attacker to execute code over a network.

CVE-2026-70145 Medium · 5.5 CWE-125 Sep 8, 2026

Microsoft Windows Search Component Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Windows Search Component allows an authorized attacker to disclose information locally.

CVE-2026-70019 Medium · 6.5 CWE-65 Sep 8, 2026

Windows Compressed Folder Information Disclosure Vulnerability

Windows hard link in Windows Compressed Folder allows an unauthorized attacker to disclose information over a network.

CVE-2026-69921 High · 7.8 CWE-122 Sep 8, 2026

Windows Print Spooler Components Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Print Spooler Components allows an authorized attacker to elevate privileges locally.

CVE-2026-69911 High · 7.0 CWE-416 Sep 8, 2026

Microsoft Windows Search Component Elevation of Privilege Vulnerability

Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.

CVE-2026-69910 Critical · 9.8 CWE-121 Sep 8, 2026

Windows Hyper-V Remote Code Execution Vulnerability

Stack-based buffer overflow in Windows Hyper-V allows an unauthorized attacker to execute code over a network.

CVE-2026-69907 High · 7.8 CWE-280 Sep 8, 2026

Windows Enterprise App Management Elevation of Privilege Vulnerability

Improper handling of insufficient permissions or privileges in Windows Enterprise App Management allows an authorized attacker to elevate privileges locally.

CVE-2026-69906 High · 8.2 CWE-122 Sep 8, 2026

Windows Secure Kernel Mode Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.

CVE-2026-69900 High · 7.8 CWE-822 Sep 8, 2026

Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability

Untrusted pointer dereference in Kernel Streaming WOW Thunk Service Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-69895 Medium · 4.7 CWE-125 Sep 8, 2026

Windows Spaceport.sys Information Disclosure Vulnerability

Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to disclose information locally.

CVE-2026-69891 High · 7.0 CWE-416 Sep 8, 2026

Windows Media Elevation of Privilege Vulnerability

Use after free in Windows Media allows an authorized attacker to elevate privileges locally.

CVE-2026-69890 High · 7.5 CWE-416 Sep 8, 2026

Windows Virtual Trusted Platform Module Elevation of Privilege Vulnerability

Use after free in Windows Virtual Trusted Platform Module allows an authorized attacker to elevate privileges locally.

CVE-2026-69889 High · 7.0 CWE-416 Sep 8, 2026

Windows Bluetooth Service Elevation of Privilege Vulnerability

Use after free in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.

CVE-2026-69881 High · 7.5 CWE-476 Sep 8, 2026

Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability

Null pointer dereference in Windows IKE Extension allows an unauthorized attacker to deny service over a network.