Vulnerabilidades do Microsoft Windows 11 version 26H1

CVE-2026-50440 Alta · 7.0 CWE-362 14/07/2026

Windows Audio Service Elevation of Privilege Vulnerability

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

CVE-2026-50439 Crítica · 9.8 CWE-416 14/07/2026

Microsoft Message Queuing Queue Manager Remote Code Execution Vulnerability

Use after free in Microsoft Message Queuing Queue Manager allows an unauthorized attacker to execute code over a network.

CVE-2026-50437 Média · 5.5 CWE-125 14/07/2026

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-2026-50435 Alta · 7.8 CWE-126 14/07/2026

Windows Overlay Filter Elevation of Privilege Vulnerability

Buffer over-read in Windows Overlay Filter allows an authorized attacker to elevate privileges locally.

CVE-2026-50434 Média · 5.5 CWE-200 14/07/2026

Windows Push Notification Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.

CVE-2026-50433 Alta · 7.8 CWE-416 14/07/2026

Windows Media Elevation of Privilege Vulnerability

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

CVE-2026-50432 Média · 6.5 CWE-416 14/07/2026

Window Virtual Filtering Platform (VFP) Denial of Service Vulnerability

Use after free in Windows Virtual Filtering Platform (VFP) allows an authorized attacker to deny service over a network.

CVE-2026-50436 Alta · 7.8 CWE-416 14/07/2026

Windows Kernel Elevation of Privilege Vulnerability

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

CVE-2026-50431 Média · 5.5 CWE-200 14/07/2026

Windows Quality of Service (QoS) Packet Scheduler Information Disclosure Vulnerability

CVE-2026-50430 Média · 5.5 CWE-200 14/07/2026

Windows Push Notification Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker to disclose information locally.

CVE-2026-50429 Alta · 8.2 CWE-125 14/07/2026

Windows Kernel Information Disclosure Vulnerability

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

CVE-2026-50428 Média · 5.5 CWE-125 14/07/2026

Windows Container Isolation FS Filter Driver (unionfs.sys) Information Disclosure Vulnerability

Out-of-bounds read in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to disclose information locally.

CVE-2026-50427 Alta · 7.8 CWE-362 14/07/2026

Content Delivery Manager Elevation of Privilege Vulnerability

Use after free in Content Delivery Manager allows an authorized attacker to elevate privileges locally.

CVE-2026-50425 Alta · 7.8 CWE-416 14/07/2026

Windows Internal System User Profile Elevation of Privilege Vulnerability

Use after free in Windows Internal System User Profile allows an authorized attacker to elevate privileges locally.

CVE-2026-50424 Alta · 7.5 CWE-822 14/07/2026

Windows Domain Controller Denial of Service Vulnerability

Untrusted pointer dereference in Windows Domain Controller allows an unauthorized attacker to deny service over a network.

CVE-2026-50423 Alta · 7.8 CWE-284 14/07/2026

Windows Kernel Elevation of Privilege Vulnerability

Improper access control in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVE-2026-50422 Alta · 7.8 CWE-125 14/07/2026

Windows NTFS Elevation of Privilege Vulnerability

Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges locally.

CVE-2026-50421 Alta · 7.8 CWE-843 14/07/2026

Windows Connected User Experiences and Telemetry Elevation of Privilege Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Connected User Experiences and Telemetry allows an authorized attacker to elevate privileges locally.

CVE-2026-50419 Baixa · 3.3 CWE-200 14/07/2026

Windows Kernel Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows Kernel allows an authorized attacker to disclose information locally.

CVE-2026-50420 Média · 5.5 CWE-125 14/07/2026

HTTP.sys Information Disclosure Vulnerability

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

CVE-2026-50418 Média · 6.1 CWE-284 14/07/2026

Windows System Secure Feature Bypass Vulnerability

Improper access control in Windows System allows an unauthorized attacker to bypass a security feature locally.

CVE-2026-50417 Alta · 7.8 CWE-20 14/07/2026

Windows NTFS Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.

CVE-2026-50416 Baixa · 3.3 CWE-200 14/07/2026

Win32k Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows Win32K allows an authorized attacker to disclose information locally.

CVE-2026-50415 Alta · 7.5 CWE-200 14/07/2026

Windows Media Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows Media allows an unauthorized attacker to disclose information over a network.

CVE-2026-50414 Alta · 8.8 CWE-362 14/07/2026

Windows Media Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Media allows an authorized attacker to elevate privileges over a network.