Microsoft vulnerabilities

Published CVEs affecting Microsoft products: 5234 record(s), with severity, exploitation and fixes.

Windows Server 2025 3001 Windows Server 2025 (Server Core installation) 2997 Windows 11 Version 24H2 2883 Windows 11 Version 25H2 2835 Windows Server 2022 2820 Windows Server 2019 2708 Windows Server 2019 (Server Core installation) 2666 Windows 10 Version 1809 2600 Windows 10 Version 21H2 2576 Windows 11 version 26H1 2565 Windows 10 Version 22H2 2559 Windows 11 version 23H2 2391 Windows Server 2016 2296 Windows Server 2016 (Server Core installation) 2243 Windows 11 24h2 2218 Windows 10 Version 1607 2181 Windows 11 25h2 2170 Windows 10 1809 2066 Windows 10 21h2 1982 Windows 10 22h2 1968 Windows 11 26h1 1882 Windows Server 2012 1860 Windows Server 2012 R2 1817 Windows Server 2012 R2 (Server Core installation) 1808 Windows 10 1607 1761 Windows 11 23h2 1754 Windows Server 2012 (Server Core installation) 1703 Windows 11 Version 26H2 1007 Microsoft 365 Apps for Enterprise 579 365 Apps 575 Microsoft Office LTSC 2024 559 Microsoft Office LTSC 2021 556 Windows Server 2022 23h2 544 Windows Server 2022, 23H2 Edition (Server Core installation) 543 Office 2021 465 Office 2024 465 Microsoft Office LTSC for Mac 2021 453 Microsoft Office LTSC for Mac 2024 452 Microsoft Office 2019 386 Microsoft Office 365 for Mac 375

Exploited only (KEV) →

CVE-2026-70243 High · 7.0 CWE-416 Oct 13, 2026

Windows Kernel Elevation of Privilege Vulnerability

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

CVE-2026-70242 Critical · 9.8 CWE-122 Oct 13, 2026

Microsoft Office Outlook Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

CVE-2026-70241 High · 7.0 CWE-416 Oct 13, 2026

Windows Kerberos Elevation of Privilege Vulnerability

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

CVE-2026-70238 High · 7.8 CWE-122 Oct 13, 2026

Windows Storage Spaces Controller Elevation of Privilege Vulnerability

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

CVE-2026-70237 High · 7.0 CWE-416 Oct 13, 2026

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-70236 High · 7.0 CWE-416 Oct 13, 2026

Windows Win32k Elevation of Privilege Vulnerability

Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

CVE-2026-70235 Medium · 5.5 CWE-862 Oct 13, 2026

Windows Event Tracing Spoofing Vulnerability

Improper authentication in Windows Event Tracing allows an authorized attacker to perform spoofing locally.

CVE-2026-70234 Medium · 5.5 CWE-126 Oct 13, 2026

Desktop Window Manager Information Disclosure Vulnerability

Buffer over-read in Desktop Window Manager allows an authorized attacker to disclose information locally.

CVE-2026-70233 High · 7.8 CWE-122 Oct 13, 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-2026-70232 Medium · 5.5 CWE-497 Oct 13, 2026

Windows Kernel Information Disclosure Vulnerability

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

CVE-2026-70230 High · 7.0 CWE-416 Oct 13, 2026

Windows Audio Service Elevation of Privilege Vulnerability

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

CVE-2026-70229 High · 8.1 CWE-863 Oct 13, 2026

Windows Active Directory Domain Services Remote Code Execution Vulnerability

Incorrect authorization in Active Directory Domain Services allows an unauthorized attacker to execute code over a network.

CVE-2026-70228 High · 7.8 CWE-125 Oct 13, 2026

Desktop Window Manager Elevation of Privilege Vulnerability

Out-of-bounds read in Desktop Window Manager allows an authorized attacker to elevate privileges locally.

CVE-2026-70227 Medium · 5.5 CWE-125 Oct 13, 2026

Windows Device Association Service Information Disclosure Vulnerability

Out-of-bounds read in Windows Device Association Service allows an authorized attacker to disclose information locally.

CVE-2026-70225 High · 7.8 CWE-843 Oct 13, 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-2026-70223 High · 7.0 CWE-416 Oct 13, 2026

Windows Console Driver Elevation of Privilege Vulnerability

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

CVE-2026-70222 High · 7.8 CWE-23 Oct 13, 2026

Windows Shell Elevation of Privilege Vulnerability

Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally.

CVE-2026-70220 High · 7.8 CWE-122 Oct 13, 2026

Microsoft Office Word Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2026-70219 Medium · 6.5 CWE-125 Oct 13, 2026

Microsoft Office Excel Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.

CVE-2026-70218 High · 7.8 CWE-285 Oct 13, 2026

Windows StateRepository API Elevation of Privilege Vulnerability

Insufficient granularity of access control in Windows StateRepository API allows an authorized attacker to elevate privileges locally.

CVE-2026-70217 Medium · 4.9 CWE-284 Oct 13, 2026

Microsoft Office SharePoint Information Disclosure Vulnerability

Improper access control in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

CVE-2026-70216 Medium · 5.5 CWE-1220 Oct 13, 2026

Windows Mobile Device Management Tampering Vulnerability

Insufficient granularity of access control in Windows Mobile Device Management allows an authorized attacker to perform tampering locally.

CVE-2026-70215 High · 8.8 CWE-416 Oct 13, 2026

Microsoft Office PowerPoint Remote Code Execution Vulnerability

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

CVE-2026-70214 Medium · 5.5 CWE-125 Oct 13, 2026

Microsoft Office Excel Information Disclosure Vulnerability

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

CVE-2026-70213 High · 8.0 CWE-346 Oct 13, 2026

Microsoft Power Apps Remote Code Execution Vulnerability

Origin validation error in Microsoft Power Apps allows an authorized attacker to execute code over a network.