Vulnerabilidades do Microsoft Windows 11 Version 25H2

CVE-2026-83928 Alta · 8.8 CWE-306 13/10/2026

Windows Local Security Authority Subsystem Service (LSASS) Remote Code Execution Vulnerability

Out-of-bounds write in Windows Local Security Authority Subsystem Service (LSASS) allows an unauthorized attacker to execute code over a network.

CVE-2026-83927 Alta · 7.8 CWE-59 13/10/2026

Windows Registry Elevation of Privilege Vulnerability

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

CVE-2026-83926 Média · 4.4 CWE-295 13/10/2026

Windows Hello Security Feature Bypass Vulnerability

Improper certificate validation in Windows Hello allows an authorized attacker to bypass a security feature locally.

CVE-2026-83925 Média · 4.7 CWE-497 13/10/2026

Windows Kernel Information Disclosure Vulnerability

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

CVE-2026-83924 Alta · 7.0 CWE-416 13/10/2026

Windows Kernel Elevation of Privilege Vulnerability

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

CVE-2026-83923 Alta · 8.8 CWE-23 13/10/2026

Microsoft OpenSSH for Windows Remote Code Execution Vulnerability

Relative path traversal in OpenSSH for Windows allows an unauthorized attacker to execute code over a network.

CVE-2026-83922 Alta · 7.8 CWE-416 13/10/2026

Windows Direct Composition Elevation of Privilege Vulnerability

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

CVE-2026-83921 Alta · 7.0 CWE-122 13/10/2026

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-2026-83920 Alta · 7.8 CWE-122 13/10/2026

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-2026-83919 Alta · 7.8 CWE-122 13/10/2026

Microsoft Internet Messaging API Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Internet Messaging API allows an authorized attacker to execute code locally.

CVE-2026-83918 Alta · 7.8 CWE-190 13/10/2026

Windows Kernel Elevation of Privilege Vulnerability

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

CVE-2026-83917 Alta · 7.0 CWE-416 13/10/2026

Windows ALPC Elevation of Privilege Vulnerability

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

CVE-2026-83916 Alta · 7.0 CWE-415 13/10/2026

Windows Error Reporting Remote Code Execution Vulnerability

Double free in Windows Error Reporting allows an authorized attacker to execute code locally.

CVE-2026-83915 Alta · 7.0 CWE-416 13/10/2026

Windows Diagnostic Policy Service Elevation of Privilege Vulnerability

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

CVE-2026-83914 Alta · 8.1 CWE-416 13/10/2026

Microsoft XML Remote Code Execution Vulnerability

Use after free in Microsoft XML allows an unauthorized attacker to execute code over a network.

CVE-2026-83913 Alta · 7.8 CWE-416 13/10/2026

Windows Kernel Elevation of Privilege Vulnerability

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

CVE-2026-83912 Alta · 7.8 CWE-416 13/10/2026

Windows Direct Composition Elevation of Privilege Vulnerability

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

CVE-2026-83911 Alta · 7.0 CWE-122 13/10/2026

Windows Storage Elevation of Privilege Vulnerability

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

CVE-2026-83910 Crítica · 9.8 CWE-787 13/10/2026

RPC Runtime Library Remote Code Execution Vulnerability

Out-of-bounds write in RPC Runtime allows an unauthorized attacker to execute code over a network.

CVE-2026-83909 Média · 4.7 CWE-497 13/10/2026

Windows Win32 Kernel Subsystem Information Disclosure Vulnerability

Exposure of sensitive system information to an unauthorized control sphere in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.

CVE-2026-83908 Alta · 7.0 CWE-763 13/10/2026

RPC Runtime Elevation of Privilege Vulnerability

Release of invalid pointer or reference in RPC Runtime allows an authorized attacker to elevate privileges locally.

CVE-2026-83907 Média · 5.5 CWE-497 13/10/2026

Windows Hello Information Disclosure Vulnerability

Exposure of sensitive system information to an unauthorized control sphere in Windows Hello allows an authorized attacker to disclose information locally.

CVE-2026-83906 Média · 6.5 CWE-303 13/10/2026

Windows Shell Spoofing Vulnerability

Incorrect implementation of authentication algorithm in Windows Shell allows an unauthorized attacker to perform spoofing over a network.

CVE-2026-83905 Média · 4.7 CWE-497 13/10/2026

Windows Shell Information Disclosure Vulnerability

Exposure of sensitive system information to an unauthorized control sphere in Windows Shell allows an authorized attacker to disclose information locally.

CVE-2026-83904 Média · 5.5 CWE-125 13/10/2026

HID Parser Library Information Disclosure Vulnerability

Out-of-bounds read in HID Parser Library allows an authorized attacker to disclose information locally.