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 11 24h2 2273 Windows Server 2016 (Server Core installation) 2243 Windows 11 25h2 2225 Windows 10 Version 1607 2181 Windows 10 1809 2113 Windows 10 21h2 2030 Windows 10 22h2 2016 Windows 11 26h1 1937 Windows Server 2012 1862 Windows Server 2012 R2 1817 Windows Server 2012 R2 (Server Core installation) 1808 Windows 11 23h2 1806 Windows 10 1607 1799 Windows Server 2012 (Server Core installation) 1703 Windows 11 Version 26H2 1007 Microsoft 365 Apps for Enterprise 577 365 Apps 575 Microsoft Office LTSC 2024 557 Microsoft Office LTSC 2021 554 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 451 Microsoft Office LTSC for Mac 2024 450 Windows 11 26h2 409 Microsoft Office 2019 386

Exploited only (KEV) →

CVE-2026-105005 High · 8.1 CWE-787 Oct 13, 2026

Windows Schannel Remote Code Execution Vulnerability

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

CVE-2026-105004 High · 7.8 CWE-125 Oct 13, 2026

Windows Overlay Filter Elevation of Privilege Vulnerability

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

CVE-2026-105003 High · 7.8 CWE-122 Oct 13, 2026

HID Class Driver Elevation of Privilege Vulnerability

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

CVE-2026-103578 Medium · 6.8 CWE-822 Oct 13, 2026

Windows Kernel Elevation of Privilege Vulnerability

Untrusted pointer dereference in Windows Kernel allows an unauthorized attacker to elevate privileges with a physical attack.

CVE-2026-103577 High · 7.5 CWE-453 Oct 13, 2026

Microsoft QUIC Security Feature Bypass Vulnerability

Insecure default variable initialization in Microsoft QUIC allows an unauthorized attacker to bypass a security feature over a network.

CVE-2026-103576 Medium · 6.5 CWE-601 Oct 13, 2026

Active Directory Federation Services (AD FS) Spoofing Vulnerability

Url redirection to untrusted site ('open redirect') in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.

CVE-2026-103575 High · 8.8 CWE-416 Oct 13, 2026

Remote Desktop Client Remote Code Execution Vulnerability

Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

CVE-2026-103572 High · 8.8 CWE-94 Oct 13, 2026

Visual Studio Tools for Applications and SQL Server Management Studio Remote Code Execution Vulnerability

Improper control of generation of code ('code injection') in Visual Studio Tools for Applications and SQL Server Management Studio allows an unauthorized attacker to execute code over a network.

CVE-2026-103569 High · 7.5 CWE-125 Oct 13, 2026

Windows IKE Extension Information Disclosure Vulnerability

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

CVE-2026-103568 High · 7.8 CWE-122 Oct 13, 2026

Windows Credential Providers Elevation of Privilege Vulnerability

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

CVE-2026-103567 Medium · 5.5 CWE-126 Oct 13, 2026

Windows Broadcast DVR User Service Information Disclosure Vulnerability

Buffer over-read in Windows Broadcast DVR User Service allows an authorized attacker to disclose information locally.

CVE-2026-103565 High · 7.0 CWE-416 Oct 13, 2026

Windows Broadcast DVR User Service Elevation of Privilege Vulnerability

Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.

CVE-2026-103560 Medium · 5.5 CWE-862 Oct 13, 2026

Role: DNS Server Tampering Vulnerability

Improper authorization in DNS Server allows an authorized attacker to perform tampering locally.

CVE-2026-103558 High · 7.5 CWE-833 Oct 13, 2026

Windows Routing and Remote Access Service (RRAS) Denial of Service Vulnerability

Deadlock in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to deny service over a network.

CVE-2026-103555 High · 7.0 CWE-122 Oct 13, 2026

Virtual Hard Disk (VHD) Miniport Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-103554 High · 7.0 CWE-416 Oct 13, 2026

Windows Broadcast DVR User Service Elevation of Privilege Vulnerability

Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.

CVE-2026-103553 High · 7.8 CWE-125 Oct 13, 2026

Windows Partition Management Driver Elevation of Privilege Vulnerability

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

CVE-2026-102870 High · 8.8 CWE-94 Oct 13, 2026

Microsoft Security Advisory CVE-2026-102870 - ASP.NET Core Remote Code Execution Vulnerability

Improper control of generation of code ('code injection') in ASP.NET Core allows an unauthorized attacker to execute code over a network.

CVE-2026-102869 High · 8.8 CWE-843 Oct 13, 2026

.NET and Visual Studio Elevation of Privilege Vulnerability

Access of resource using incompatible type ('type confusion') in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.

CVE-2026-102867 Medium · 6.5 CWE-20 Oct 13, 2026

Microsoft Office Word Information Disclosure Vulnerability

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

CVE-2026-102866 High · 8.1 CWE-347 Oct 13, 2026

Microsoft Office SharePoint Elevation of Privilege Vulnerability

Improper verification of cryptographic signature in Microsoft Office SharePoint allows an unauthorized attacker to elevate privileges over a network.

CVE-2026-102865 Medium · 6.5 CWE-863 Oct 13, 2026

Microsoft Office SharePoint Information Disclosure Vulnerability

Incorrect authorization in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

CVE-2026-102864 Medium · 4.6 CWE-79 Oct 13, 2026

Microsoft Office SharePoint Spoofing Vulnerability

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

CVE-2026-102863 High · 8.8 CWE-94 Oct 13, 2026

Microsoft Office SharePoint Elevation of Privilege Vulnerability

Improper control of generation of code ('code injection') in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

CVE-2026-102862 High · 8.8 CWE-863 Oct 13, 2026

Microsoft Office SharePoint Elevation of Privilege Vulnerability

Incorrect authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.