Vulnerabilidades do Microsoft Windows Server 2025

CVE-2026-56176 Alta · 7.8 CWE-125 14/07/2026

Windows Win32k Elevation of Privilege Vulnerability

Out-of-bounds read in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

CVE-2026-56175 Alta · 7.8 CWE-122 14/07/2026

Windows NTFS Elevation of Privilege Vulnerability

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

CVE-2026-56173 Alta · 7.0 CWE-416 14/07/2026

Windows WebView Elevation of Privilege Vulnerability

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

CVE-2026-56168 Média · 6.5 CWE-476 14/07/2026

Windows SMB Server Denial of Service Vulnerability

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

CVE-2026-56159 Crítica · 9.8 CWE-122 14/07/2026

DHCP Server Service Remote Code Execution Vulnerability

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

CVE-2026-54128 Alta · 8.4 CWE-416 14/07/2026

Windows DHCP Client Remote Code Execution Vulnerability

Use after free in Windows DHCP Client allows an unauthorized attacker to execute code locally.

CVE-2026-54126 Média · 6.5 CWE-125 14/07/2026

Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability

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

CVE-2026-54125 Alta · 7.8 CWE-362 14/07/2026

Windows Runtime Elevation of Privilege Vulnerability

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

CVE-2026-54124 Alta · 7.8 CWE-122 14/07/2026

Windows Terminal Remote Code Execution Vulnerability

Integer overflow or wraparound in Windows Terminal allows an unauthorized attacker to execute code locally.

CVE-2026-54121 Alta · 8.8 CWE-285 14/07/2026

Active Directory Certificate Services Elevation of Privilege Vulnerability

Improper authorization in Active Directory Certificate Services (AD CS) allows an authorized attacker to elevate privileges over a network.

CVE-2026-54115 Alta · 7.8 CWE-122 14/07/2026

Windows Message Queuing (MSMQ) Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows Active Directory allows an authorized attacker to elevate privileges locally.

CVE-2026-50692 Alta · 8.8 CWE-122 14/07/2026

Desktop Window Manager Elevation of Privilege Vulnerability

Heap-based buffer overflow in Desktop Window Manager allows an authorized attacker to elevate privileges locally.

CVE-2026-50690 Média · 5.5 CWE-908 14/07/2026

Windows SMB Information Disclosure Vulnerability

Use of uninitialized resource in Windows SMB allows an authorized attacker to disclose information locally.

CVE-2026-50689 Alta · 7.8 CWE-362 14/07/2026

Windows Clipboard Server Elevation of Privilege Vulnerability

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

CVE-2026-50688 Alta · 7.8 CWE-416 14/07/2026

Windows Win32k Elevation of Privilege Vulnerability

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

CVE-2026-50687 Alta · 7.8 CWE-416 14/07/2026

Windows Win32k Elevation of Privilege Vulnerability

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

CVE-2026-50686 Alta · 8.1 CWE-843 14/07/2026

Windows OLE Remote Code Execution Vulnerability

Access of resource using incompatible type ('type confusion') in Windows OLE allows an unauthorized attacker to execute code over a network.

CVE-2026-50685 Alta · 7.5 CWE-415 14/07/2026

Windows DHCP Server Remote Code Execution Vulnerability

Double free in Windows DHCP Server allows an authorized attacker to execute code over a network.

CVE-2026-50684 Média · 4.8 CWE-79 14/07/2026

Active Directory Federation Server Spoofing Vulnerability

Improper neutralization of input during web page generation ('cross-site scripting') in Active Directory Federation Services (AD FS) allows an authorized attacker to perform spoofing over a network.

CVE-2026-50683 Alta · 8.0 CWE-122 14/07/2026

Windows DHCP Client Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows DHCP Server allows an authorized attacker to elevate privileges over an adjacent network.

CVE-2026-50682 Alta · 7.1 CWE-125 14/07/2026

Active Directory Denial of Service Vulnerability

Out-of-bounds read in Windows Active Directory allows an authorized attacker to deny service over a network.

CVE-2026-50681 Média · 5.5 CWE-200 14/07/2026

Windows Secure Channel Information Disclosure Vulnerability

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

CVE-2026-50680 Alta · 7.8 CWE-122 14/07/2026

Windows Hyper-V Elevation of Privilege Vulnerability

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

CVE-2026-50679 Alta · 7.8 CWE-122 14/07/2026

Windows Search Service Elevation of Privilege Vulnerability

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

CVE-2026-50674 Alta · 7.8 CWE-416 14/07/2026

Windows USB Print Driver Elevation of Privilege Vulnerability

Use after free in Windows USB Print Driver allows an authorized attacker to elevate privileges locally.