Vulnerabilidades do Microsoft Windows 11 23h2

CVE-2026-83501 Média · 5.5 CWE-125 08/09/2026

Windows Virtualization-Based Security (VBS) Information Disclosure Vulnerability

Out-of-bounds read in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to disclose information locally.

CVE-2026-83498 Alta · 7.8 CWE-822 08/09/2026

Windows Virtualization-Based Security (VBS) Enclave Elevation of Privilege Vulnerability

Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.

CVE-2026-81963 Alta · 7.8 KEV Alta · 46 CWE-59 08/09/2026

Microsoft Windows Link Following Vulnerability

Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.

CVE-2026-81355 Alta · 7.8 CWE-122 08/09/2026

Virtual Hard Disk (VHD) Miniport Driver Remote Code Execution Vulnerability

Heap-based buffer overflow in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to execute code locally.

CVE-2026-81354 Alta · 8.2 CWE-122 08/09/2026

Windows Hello Elevation of Privilege Vulnerability

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

CVE-2026-80096 Alta · 8.8 CWE-125 08/09/2026

Windows Remote Desktop Services Elevation of Privilege Vulnerability

Out-of-bounds read in Windows Remote Desktop Services allows an authorized attacker to elevate privileges over a network.

CVE-2026-80093 Alta · 7.0 CWE-416 08/09/2026

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-80083 Alta · 8.8 CWE-822 08/09/2026

Windows Hyper-V Remote Code Execution Vulnerability

Untrusted pointer dereference in Windows Hyper-V allows an authorized attacker to execute code locally.

CVE-2026-78516 Média · 4.3 CWE-126 08/09/2026

Windows Storage Information Disclosure Vulnerability

Insertion of sensitive information into externally-accessible file or directory in Windows Storage allows an authorized attacker to disclose information locally.

CVE-2026-78508 Média · 4.6 CWE-125 08/09/2026

Windows CD-ROM Driver Information Disclosure Vulnerability

Out-of-bounds read in Windows CD-ROM Driver allows an unauthorized attacker to disclose information with a physical attack.

CVE-2026-78455 Média · 4.3 CWE-125 08/09/2026

Xbox Information Disclosure Vulnerability

Out-of-bounds read in Xbox allows an unauthorized attacker to disclose information with a physical attack.

CVE-2026-78454 Média · 5.5 CWE-125 08/09/2026

Windows CD-ROM Driver Information Disclosure Vulnerability

Out-of-bounds read in Windows CD-ROM Driver allows an authorized attacker to disclose information locally.

CVE-2026-78453 Média · 6.5 CWE-191 08/09/2026

Microsoft Windows SCSI Class System File Information Disclosure Vulnerability

Integer underflow (wrap or wraparound) in Microsoft Windows SCSI Class System File allows an unauthorized attacker to disclose information over a network.

CVE-2026-78452 Média · 4.6 CWE-125 08/09/2026

Microsoft Windows SCSI Class System File Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Windows SCSI Class System File allows an unauthorized attacker to disclose information with a physical attack.

CVE-2026-78451 Média · 6.8 CWE-822 08/09/2026

Microsoft Windows SCSI Class System File Elevation of Privilege Vulnerability

Untrusted pointer dereference in Microsoft Windows SCSI Class System File allows an unauthorized attacker to elevate privileges with a physical attack.

CVE-2026-78449 Alta · 8.1 CWE-416 08/09/2026

Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability

Use after free in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over a network.

CVE-2026-78448 Alta · 7.8 CWE-122 08/09/2026

Windows Biometric Service Elevation of Privilege Vulnerability

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

CVE-2026-78447 Alta · 7.8 CWE-122 08/09/2026

Windows Biometric Service Elevation of Privilege Vulnerability

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

CVE-2026-78446 Alta · 7.5 CWE-416 08/09/2026

Windows Distributed File System (DFS) Remote Code Execution Vulnerability

Use after free in Windows Distributed File System (DFS) allows an authorized attacker to execute code over a network.

CVE-2026-77905 Alta · 7.0 CWE-416 08/09/2026

Windows Management Instrumentation Elevation of Privilege Vulnerability

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

CVE-2026-77904 Alta · 7.8 CWE-122 08/09/2026

Windows Volume Manager Extension Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Volume Manager Extension Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-77896 Alta · 7.5 CWE-190 08/09/2026

Windows Remote Desktop Client Denial of Service Vulnerability

Integer overflow or wraparound in Remote Desktop Client allows an unauthorized attacker to deny service over a network.

CVE-2026-77894 Alta · 7.0 CWE-362 08/09/2026

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-2026-77892 Média · 6.8 CWE-693 08/09/2026

Windows Boot Manager Elevation of Privilege Vulnerability

No cwe for this issue in Windows Boot Manager allows an unauthorized attacker to elevate privileges with a physical attack.

CVE-2026-77504 Alta · 8.8 CWE-415 08/09/2026

Microsoft Office Word Remote Code Execution Vulnerability

Double free in Microsoft Office Word allows an unauthorized attacker to execute code over a network.