Vulnerabilidades do Microsoft Windows Server 2012 R2 (Server Core installation)

CVE-2026-40408 Alta · 7.8 CWE-416 12/05/2026

Windows WAN ARP Driver Elevation of Privilege Vulnerability

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

CVE-2026-40407 Alta · 7.8 CWE-122 12/05/2026

Windows Common Log File System Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-40406 Alta · 7.5 CWE-416 12/05/2026

Windows TCP/IP Information Disclosure Vulnerability

Use after free in Windows TCP/IP allows an unauthorized attacker to disclose information over a network.

CVE-2026-40403 Alta · 8.8 CWE-122 12/05/2026

Windows Graphics Component Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to execute code locally.

CVE-2026-40401 Alta · 7.1 CWE-476 12/05/2026

Windows TCP/IP Denial of Service Vulnerability

CVE-2026-40398 Alta · 7.8 CWE-122 12/05/2026

Windows Remote Desktop Services Elevation of Privilege Vulnerability

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

CVE-2026-40397 Alta · 7.8 CWE-191 12/05/2026

Windows Common Log File System Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-40382 Alta · 7.8 CWE-416 12/05/2026

Windows Telephony Service Elevation of Privilege Vulnerability

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

CVE-2026-40380 Média · 6.2 CWE-122 12/05/2026

Windows Volume Manager Extension Driver Remote Code Execution Vulnerability

Heap-based buffer overflow in Volume Manager Extension Driver allows an authorized attacker to execute code with a physical attack.

CVE-2026-40377 Alta · 7.8 CWE-122 12/05/2026

Microsoft Cryptographic Services Elevation of Privilege Vulnerability

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

CVE-2026-35424 Alta · 7.5 CWE-401 12/05/2026

Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability

Missing release of memory after effective lifetime in Windows Internet Key Exchange (IKE) Protocol allows an unauthorized attacker to deny service over a network.

CVE-2026-35423 Média · 5.4 CWE-125 12/05/2026

Windows 11 Telnet Client Information Disclosure Vulnerability

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

CVE-2026-35422 Média · 6.5 CWE-288 12/05/2026

Windows TCP/IP Driver Security Feature Bypass Vulnerability

Authentication bypass using an alternate path or channel in Windows TCP/IP allows an authorized attacker to bypass a security feature over a network.

CVE-2026-35421 Alta · 7.8 CWE-122 12/05/2026

Windows GDI Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows GDI allows an unauthorized attacker to execute code locally.

CVE-2026-35420 Alta · 7.8 CWE-122 12/05/2026

Windows Kernel Elevation of Privilege Vulnerability

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

CVE-2026-35416 Alta · 7.0 CWE-416 12/05/2026

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-35415 Alta · 7.8 CWE-190 12/05/2026

Windows Storage Spaces Controller Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.

CVE-2026-34351 Alta · 7.0 CWE-362 12/05/2026

Windows TCP/IP Elevation of Privilege Vulnerability

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

CVE-2026-34347 Alta · 7.0 CWE-416 12/05/2026

Windows Win32k Elevation of Privilege Vulnerability

Use after free in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

CVE-2026-34344 Alta · 7.8 CWE-843 12/05/2026

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-34343 Alta · 7.8 CWE-122 12/05/2026

Windows Application Identity (AppID) Subsystem Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Application Identity (AppID) Subsystem allows an authorized attacker to elevate privileges locally.

CVE-2026-34342 Alta · 7.0 CWE-362 12/05/2026

Windows Print Spooler Elevation of Privilege Vulnerability

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

CVE-2026-34341 Alta · 7.0 CWE-415 12/05/2026

Windows Link-Layer Discovery Protocol (LLDP) Elevation of Privilege Vulnerability

Double free in Windows Link-Layer Discovery Protocol (LLDP) allows an authorized attacker to elevate privileges locally.

CVE-2026-34338 Alta · 7.8 CWE-416 12/05/2026

Windows Telephony Service Elevation of Privilege Vulnerability

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

CVE-2026-34334 Alta · 7.0 CWE-362 12/05/2026

Windows TCP/IP Elevation of Privilege Vulnerability

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