Microsoft Windows 11 version 26H1 vulnerabilities

CVE-2026-70587 High · 7.5 CWE-170 Sep 8, 2026

Windows Remote Desktop Protocol Information Disclosure Vulnerability

Improper null termination in Windows Remote Desktop Protocol allows an unauthorized attacker to disclose information over a network.

CVE-2026-70586 High · 8.8 CWE-122 Sep 8, 2026

Windows Paint Remote Code Execution Vulnerability

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

CVE-2026-70584 High · 7.8 CWE-843 Sep 8, 2026

Windows Core Messaging Elevation of Privilege Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Core Messaging allows an authorized attacker to elevate privileges locally.

CVE-2026-70583 High · 7.8 CWE-122 Sep 8, 2026

Windows Core Messaging Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Core Messaging allows an authorized attacker to elevate privileges locally.

CVE-2026-70582 Medium · 6.4 CWE-362 Sep 8, 2026

Windows Management Instrumentation Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Instrumentation allows an authorized attacker to elevate privileges locally.

CVE-2026-70581 High · 7.8 CWE-20 Sep 8, 2026

Windows Biometric Service Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

CVE-2026-70579 High · 7.5 CWE-125 Sep 8, 2026

Windows Mobile Broadband Information Disclosure Vulnerability

Out-of-bounds read in Windows Mobile Broadband allows an unauthorized attacker to disclose information over a network.

CVE-2026-70578 High · 7.0 CWE-122 Sep 8, 2026

Windows Credential Guard Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Credential Guard allows an authorized attacker to elevate privileges locally.

CVE-2026-70577 High · 7.0 CWE-416 Sep 8, 2026

Windows Modern Device Management (MDM) Elevation of Privilege Vulnerability

Use after free in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.

CVE-2026-70575 Medium · 6.5 CWE-476 Sep 8, 2026

Windows Schannel Denial of Service Vulnerability

Null pointer dereference in Windows Schannel allows an authorized attacker to deny service over a network.

CVE-2026-70574 High · 7.8 CWE-125 Sep 8, 2026

Virtual Hard Disk (VHD) Miniport Driver Elevation of Privilege Vulernability

Out-of-bounds read in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-70573 High · 7.0 CWE-20 Sep 8, 2026

Windows Biometric Service Elevation of Privilege Vulnerability

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

CVE-2026-70572 High · 7.8 CWE-190 Sep 8, 2026

Windows Biometric Service Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows Biometric Service allows an authorized attacker to elevate privileges locally.

CVE-2026-70570 High · 8.1 CWE-416 Sep 8, 2026

Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability

Remote Code Execution in Windows Routing and Remote Access Service (RRAS) allows attacker to gain an unauthorized access to victim's machine

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-2026-70567 High · 7.0 CWE-415 Sep 8, 2026

Windows Display Enhancement Service Elevation of Privilege Vulnerability

Double free in Windows Display Enhancement 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.