Vulnerabilidades de Microsoft

CVEs publicadas que afetam produtos de Microsoft: 5261 registro(s), com severidade, exploração e correções.

Windows Server 2025 3001 Windows Server 2025 (Server Core installation) 2987 Windows 11 Version 24H2 2873 Windows 11 24h2 2856 Windows 11 Version 25H2 2825 Windows Server 2022 2820 Windows 11 25h2 2808 Windows Server 2019 2708 Windows Server 2019 (Server Core installation) 2657 Windows 10 1809 2624 Windows 10 Version 1809 2590 Windows 10 Version 21H2 2567 Windows 11 version 26H1 2555 Windows 10 21h2 2551 Windows 10 Version 22H2 2550 Windows 10 22h2 2537 Windows 11 26h1 2516 Windows 11 version 23H2 2383 Windows 11 23h2 2364 Windows Server 2016 2297 Windows Server 2016 (Server Core installation) 2233 Windows 10 1607 2214 Windows 10 Version 1607 2171 Windows Server 2012 1885 Windows Server 2012 R2 1807 Windows Server 2012 R2 (Server Core installation) 1798 Windows Server 2012 (Server Core installation) 1693 Windows 11 Version 26H2 1007 Windows 11 26h2 980 Microsoft 365 Apps for Enterprise 576 365 Apps 575 Microsoft Office LTSC 2024 554 Microsoft Office LTSC 2021 551 Windows Server 2022 23h2 544 Windows Server 2022, 23H2 Edition (Server Core installation) 543 Office 2024 465 Office 2021 465 Microsoft Office LTSC for Mac 2021 459 Microsoft Office LTSC for Mac 2024 459 Microsoft Office 365 for Mac 386

Somente exploradas (KEV) →

CVE-2026-20949 Alta · 7.8 CWE-284 13/01/2026

Microsoft Excel Security Feature Bypass Vulnerability

Improper access control in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally.

CVE-2026-20948 Alta · 7.8 CWE-822 13/01/2026

Microsoft Word Remote Code Execution Vulnerability

Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2026-20947 Alta · 8.8 CWE-89 13/01/2026

Microsoft SharePoint Server Remote Code Execution Vulnerability

Improper neutralization of special elements used in an sql command ('sql injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

CVE-2026-20946 Alta · 7.8 CWE-125 13/01/2026

Microsoft Excel Remote Code Execution Vulnerability

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-20944 Alta · 8.4 CWE-125 13/01/2026

Microsoft Word Remote Code Execution Vulnerability

Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2026-20943 Alta · 7.0 CWE-426 13/01/2026

Microsoft Office Click-To-Run Remote Code Execution Vulnerability

Untrusted search path in Microsoft Office allows an unauthorized attacker to execute code locally.

CVE-2026-20941 Alta · 7.8 CWE-59 13/01/2026

Host Process for Windows Tasks Elevation of Privilege Vulnerability

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

CVE-2026-20940 Alta · 7.8 CWE-822 13/01/2026

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-20939 Média · 5.5 CWE-200 13/01/2026

Windows File Explorer Information Disclosure Vulnerability

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

CVE-2026-20938 Alta · 7.8 CWE-822 13/01/2026

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-2026-20937 Média · 5.5 CWE-200 13/01/2026

Windows File Explorer Information Disclosure Vulnerability

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

CVE-2026-20936 Média · 4.3 CWE-125 13/01/2026

Windows NDIS Information Disclosure Vulnerability

Out-of-bounds read in Windows NDIS allows an authorized attacker to disclose information with a physical attack.

CVE-2026-20935 Média · 6.2 CWE-822 13/01/2026

Windows Virtualization-Based Security (VBS) Information Disclosure Vulnerability

Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an unauthorized attacker to disclose information locally.

CVE-2026-20934 Alta · 7.5 CWE-362 13/01/2026

Windows SMB Server Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

CVE-2026-20932 Média · 5.5 CWE-200 13/01/2026

Windows File Explorer Information Disclosure Vulnerability

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

CVE-2026-20931 Alta · 8.0 CWE-73 13/01/2026

Windows Telephony Service Elevation of Privilege Vulnerability

External control of file name or path in Windows Telephony Service allows an authorized attacker to elevate privileges over an adjacent network.

CVE-2026-20929 Alta · 7.5 Exploit público CWE-284 13/01/2026

Windows HTTP.sys Elevation of Privilege Vulnerability

Improper access control in Windows HTTP.sys allows an authorized attacker to elevate privileges over a network.

CVE-2026-20927 Média · 5.3 CWE-362 13/01/2026

Windows SMB Server Denial of Service Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to deny service over a network.

CVE-2026-20926 Alta · 7.5 CWE-362 13/01/2026

Windows SMB Server Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

CVE-2026-20925 Média · 6.5 CWE-73 13/01/2026

NTLM Hash Disclosure Spoofing Vulnerability

External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing over a network.

CVE-2026-20924 Alta · 7.8 CWE-362 13/01/2026

Windows Management Services Elevation of Privilege Vulnerability

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

CVE-2026-20923 Alta · 7.8 CWE-416 13/01/2026

Windows Management Services Elevation of Privilege Vulnerability

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

CVE-2026-20922 Alta · 7.8 CWE-122 13/01/2026

Windows NTFS Remote Code Execution Vulnerability

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

CVE-2026-20921 Alta · 7.5 CWE-362 13/01/2026

Windows SMB Server Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

CVE-2026-20920 Alta · 7.8 CWE-416 13/01/2026

Win32k Elevation of Privilege Vulnerability

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