Vulnerabilidades do Microsoft Windows 11 Version 26H2

CVE-2026-83588 Alta · 7.8 CWE-122 13/10/2026

Windows USB Driver Elevation of Privilege Vulnerability

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

CVE-2026-83587 Alta · 7.8 CWE-822 13/10/2026

Windows Core Messaging Elevation of Privilege Vulnerability

Untrusted pointer dereference in Windows Core Messaging allows an authorized attacker to elevate privileges locally.

CVE-2026-83586 Alta · 7.8 CWE-1390 13/10/2026

Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability

Weak authentication in Windows Resilient File System (ReFS) Deduplication Service allows an authorized attacker to elevate privileges locally.

CVE-2026-83585 Alta · 7.8 CWE-134 13/10/2026

Windows NTFS Elevation of Privilege Vulnerability

Use of externally-controlled format string in Windows NTFS allows an authorized attacker to elevate privileges locally.

CVE-2026-83584 Alta · 7.0 CWE-416 13/10/2026

Windows Smart Card Elevation of Privilege Vulnerability

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

CVE-2026-83583 Alta · 7.8 CWE-862 13/10/2026

Windows Geotag Broker Elevation of Privilege Vulnerability

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

CVE-2026-83582 Média · 4.7 CWE-416 13/10/2026

Windows Graphics Kernel Information Disclosure Vulnerability

Use after free in Windows Graphics Kernel allows an authorized attacker to disclose information locally.

CVE-2026-83580 Alta · 7.0 CWE-122 13/10/2026

Windows Client-Side Caching (CSC) Service Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Client-Side Caching (CSC) Service allows an authorized attacker to elevate privileges locally.

CVE-2026-83579 Alta · 7.8 CWE-122 13/10/2026

Windows Smart Card Elevation of Privilege Vulnerability

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

CVE-2026-83578 Crítica · 9.8 CWE-122 13/10/2026

Microsoft PowerShell Remote Code Execution Vulnerability

Integer underflow (wrap or wraparound) in Windows PowerShell allows an unauthorized attacker to execute code over a network.

CVE-2026-83575 Alta · 7.0 CWE-416 13/10/2026

Windows Search Service Elevation of Privilege Vulnerability

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

CVE-2026-83574 Alta · 7.0 CWE-416 13/10/2026

Windows Search Service Elevation of Privilege Vulnerability

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

CVE-2026-83573 Média · 6.8 CWE-190 13/10/2026

Windows Kernel-Mode Driver Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows Kernel Mode Driver allows an unauthorized attacker to elevate privileges with a physical attack.

CVE-2026-83571 Média · 5.5 CWE-476 13/10/2026

Windows Audio Service Information Disclosure Vulnerability

Null pointer dereference in Windows Audio Service allows an authorized attacker to disclose information locally.

CVE-2026-83570 Alta · 7.8 CWE-416 13/10/2026

Windows Search Service Elevation of Privilege Vulnerability

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

CVE-2026-83569 Alta · 7.8 CWE-122 13/10/2026

HID Parser Library Elevation of Privilege Vulnerability

Heap-based buffer overflow in HID Parser Library allows an authorized attacker to elevate privileges locally.

CVE-2026-83568 Alta · 7.8 CWE-862 13/10/2026

Windows Kernel-Mode Drivers Elevation of Privilege Vulnerability

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

CVE-2026-83567 Alta · 7.8 CWE-125 13/10/2026

Windows NTFS Elevation of Privilege Vulnerability

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

CVE-2026-83566 Alta · 7.0 CWE-416 13/10/2026

Windows Win32k Elevation of Privilege Vulnerability

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

CVE-2026-83565 Média · 5.5 CWE-126 13/10/2026

Windows Encrypting File System (EFS) Information Disclosure Vulnerability

Buffer over-read in Windows Encrypting File System (EFS) allows an authorized attacker to disclose information locally.

CVE-2026-83564 Alta · 7.0 CWE-416 13/10/2026

Windows Search Service Elevation of Privilege Vulnerability

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

CVE-2026-83523 Alta · 8.8 CWE-122 13/10/2026

Windows Image Acquisition Remote Code Execution Vulnerability

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

CVE-2026-83522 Alta · 8.1 CWE-807 13/10/2026

Windows IKE Extension Spoofing Vulnerability

Reliance on untrusted inputs in a security decision in Windows IKE Extension allows an unauthorized attacker to perform spoofing over a network.

CVE-2026-83521 Média · 6.5 CWE-125 13/10/2026

Windows IKE Extension Information Disclosure Vulnerability

Out-of-bounds read in Windows IKE Extension allows an authorized attacker to disclose information over a network.

CVE-2026-83519 Crítica · 9.8 CWE-122 13/10/2026

Windows Error Reporting Remote Code Execution Vulnerability

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