Vulnerabilidades do Microsoft Windows 11 version 26H1

CVE-2026-50501 Alta · 7.8 CWE-121 14/07/2026

Windows Resilient File System (ReFS) Remote Code Execution Vulnerability

Stack-based buffer overflow in Windows Resilient File System (ReFS) allows an unauthorized attacker to execute code locally.

CVE-2026-50500 Alta · 8.8 CWE-416 14/07/2026

Windows Netlogon Elevation of Privilege Vulnerability

Use after free in Windows Netlogon allows an authorized attacker to elevate privileges over a network.

CVE-2026-50499 Alta · 7.8 CWE-122 14/07/2026

Windows Print Spooler Elevation of Privilege Vulnerability

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

CVE-2026-50498 Alta · 7.8 CWE-125 14/07/2026

Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

CVE-2026-50497 Alta · 7.5 CWE-193 14/07/2026

Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability

Off-by-one error in Windows Remote Desktop Protocol allows an unauthorized attacker to disclose information over a network.

CVE-2026-50496 Alta · 7.5 CWE-125 14/07/2026

Windows Network Policy Server SNMP Information Disclosure Vulnerability

Out-of-bounds read in Windows Network Policy Server SNMP allows an unauthorized attacker to disclose information over a network.

CVE-2026-50495 Média · 5.5 CWE-284 14/07/2026

DNS Client Tampering Vulnerability

Improper access control in Microsoft Windows DNS allows an authorized attacker to perform tampering locally.

CVE-2026-50494 Alta · 7.8 CWE-122 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-2026-50493 Alta · 7.8 CWE-416 14/07/2026

DirectX Graphics Kernel Elevation of Privilege Vulnerability

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

CVE-2026-50492 Média · 6.8 CWE-122 14/07/2026

Windows Resilient File System (ReFS) Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an unauthorized attacker to execute code with a physical attack.

CVE-2026-50491 Alta · 7.8 CWE-125 14/07/2026

Code Integrity DLL (ci.dll) Elevation of Privilege Vulnerability

Out-of-bounds read in Code Integrity DLL (ci.dll) allows an authorized attacker to elevate privileges locally.

CVE-2026-50490 Alta · 7.8 CWE-416 14/07/2026

Windows Installer Elevation of Privilege Vulnerability

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

CVE-2026-50489 Alta · 7.8 CWE-122 14/07/2026

Win32k Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges locally.

CVE-2026-50487 Crítica · 9.8 CWE-416 14/07/2026

Windows DNS Client Elevation of Privilege Vulnerability

Use after free in Microsoft Windows DNS allows an unauthorized attacker to elevate privileges over a network.

CVE-2026-50486 Alta · 7.8 CWE-416 14/07/2026

Windows Runtime Elevation of Privilege Vulnerability

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

CVE-2026-50485 Média · 5.7 CWE-126 14/07/2026

Windows Hyper-V Denial of Service Vulnerability

Buffer over-read in Windows Hyper-V allows an authorized attacker to deny service over an adjacent network.

CVE-2026-50484 Alta · 7.8 CWE-122 14/07/2026

Windows Kernel Elevation of Privilege Vulnerability

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

CVE-2026-50483 Média · 5.5 CWE-200 14/07/2026

Windows Graphics Component Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Microsoft Graphics Component allows an authorized attacker to disclose information locally.

CVE-2026-50482 Alta · 7.8 CWE-122 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-2026-50478 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-2026-50477 Alta · 7.8 CWE-122 14/07/2026

Windows Kernel Elevation of Privilege Vulnerability

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

CVE-2026-50476 Alta · 7.8 CWE-416 14/07/2026

Windows Network Connections Service Elevation of Privilege Vulnerability

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

CVE-2026-50475 Média · 5.5 CWE-126 14/07/2026

Windows Kernel Information Disclosure Vulnerability

Buffer over-read in Windows Kernel allows an authorized attacker to disclose information locally.

CVE-2026-50474 Alta · 8.8 CWE-416 14/07/2026

Remote Desktop Client Remote Code Execution Vulnerability

Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

CVE-2026-50473 Média · 5.5 CWE-200 14/07/2026

Windows File Explorer Information Disclosure Vulnerability

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