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Security

CVE detail from Microsoft's public MSRC CVRF API, cross-checked with CISA's Known Exploited Vulnerabilities catalog. Counts cover Microsoft-issued CVEs; republished third-party CVEs such as Chromium or Linux are hidden unless you include them.

Security Update Guide CISA KEV

CVEs · all collected releases

260 matches · most urgent first CSV Text
Fixed by KB5099535Clear
CVE Vulnerability Severity CVSSEPSSImpact StatusFixed by
CVE-2026-50647 Active Directory Federation Server Denial of Service VulnerabilityActive Directory Federation Services (AD FS) Important 7.51.2%Denial of Service Revised 21 Jul
KB5099444KB5099445+22
CVE-2026-50648 .NET Framework Denial of Service Vulnerability.NET Framework Important 7.51.2%Denial of Service Revised 20 Jul
KB5099535KB5100984+20
CVE-2026-50652 Azure Active Directory Denial of Service VulnerabilityAzure Active Directory Important 7.51.7%Denial of Service Revised 21 Jul
KB5099535KB5100984+17
CVE-2026-50653 Azure Active Directory Denial of Service VulnerabilityAzure Active Directory Important 7.51.2%Denial of Service Revised 21 Jul
KB5099535KB5100984+17
CVE-2026-50685 Windows DHCP Server Remote Code Execution VulnerabilityWindows DHCP Server Important 7.50.7%Remote Code Execution
KB5099444KB5099445+4
CVE-2026-50695 Windows Active Directory Federation Services Denial of Service VulnerabilityActive Directory Federation Services (AD FS) Important 7.51.2%Denial of Service
KB5099444KB5099445+7
CVE-2026-54119 Windows Active Directory Denial of Service VulnerabilityWindows Active Directory Important 7.51.2%Denial of Service
KB5099444KB5099445+7
CVE-2026-54983 Windows Active Directory Federation Services Denial of Service VulnerabilityActive Directory Federation Services (AD FS) Important 7.51.2%Denial of Service
KB5099444KB5099445+7
CVE-2026-56648 Windows NFS Server Elevation of Privilege VulnerabilityWindows Network File System Important 7.50.5%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-57089 Windows SMB Server Network Transport Driver (srvnet.sys) Remote Code Execution VulnerabilityWindows SMB Server Network Transport Driver (srvnet.sys) Important 7.50.7%Remote Code Execution
KB5099444KB5099445+7
CVE-2026-58531 Windows SMB Elevation of Privilege VulnerabilityWindows SMB Important 7.50.5%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-58627 Windows DHCP Server Denial of Service VulnerabilityWindows DHCP Server Important 7.51.2%Denial of Service
KB5099444KB5099445+4
CVE-2026-49789 Windows NTFS Elevation of Privilege VulnerabilityWindows NTFS Important 7.30.4%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-49790 Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege VulnerabilityWindows Universal Disk Format File System Driver (UDFS) Important 7.30.4%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-50482 Windows NTFS Remote Code Execution VulnerabilityWindows NTFS Important 7.30.4%Remote Code Execution
KB5099444KB5099445+7
CVE-2026-58640 Windows NTFS Remote Code Execution VulnerabilityWindows NTFS Important 7.30.4%Remote Code Execution Revised 21 Jul
KB5099414KB5099444+8
CVE-2026-49165 Microsoft Windows App Store Information Disclosure VulnerabilityMicrosoft Windows App Store Important 7.10.3%Information Disclosure
KB5099535KB5099536+5
CVE-2026-49791 Windows Routing and Remote Access Service (RRAS) Elevation of Privilege VulnerabilityWindows Routing and Remote Access Service (RRAS) Important 7.10.4%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-50354 Windows Kernel Elevation of Privilege VulnerabilityWindows Kernel Important 7.10.3%Elevation of Privilege
KB5099535KB5099536+5
CVE-2026-50451 Windows Routing and Remote Access Service (RRAS) Elevation of Privilege VulnerabilityWindows Routing and Remote Access Service (RRAS) Important 7.10.3%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-49784 Microsoft Windows App Store Elevation of Privilege VulnerabilityMicrosoft Windows App Store Important 7.00.2%Elevation of Privilege
KB5099535KB5099536+5
CVE-2026-49803 Windows AppX Deployment Extensions Elevation of Privilege VulnerabilityWindows AppX Deployment Service Important 7.00.2%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-49805 Win32k Elevation of Privilege VulnerabilityWindows Win32K Important 7.00.2%Elevation of Privilege Revised 15 Sep
KB5099444KB5099445+7
CVE-2026-50296 DirectX Graphics Kernel Elevation of Privilege VulnerabilityWindows Graphics Kernel Important 7.00.3%Elevation of Privilege
KB5099535KB5099536+5
CVE-2026-50297 Win32k Elevation of Privilege VulnerabilityWindows Win32K Important 7.00.2%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-50325 Win32k Elevation of Privilege VulnerabilityWindows Win32K Important 7.00.2%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-50356 Microsoft Windows App Store Elevation of Privilege VulnerabilityMicrosoft Windows App Store Important 7.00.2%Elevation of Privilege
KB5099535KB5099536+5
CVE-2026-50358 Windows Media Elevation of Privilege VulnerabilityWindows Media Important 7.00.3%Elevation of Privilege
KB5099535KB5099536+5
CVE-2026-50359 Microsoft XML Core Services Elevation of Privilege VulnerabilityMicrosoft XML Core Services Important 7.00.3%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-50371 Windows LUA File Virtualization Filter Driver Elevation of Privilege VulnerabilityWindows LUAFV Important 7.00.2%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-50372 Windows Redirected Drive Buffering System Elevation of Privilege VulnerabilityWindows Redirected Drive Buffering Important 7.00.3%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-50390 Windows Kernel Elevation of Privilege VulnerabilityWindows Kernel Important 7.00.3%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-50397 Windows Kernel Elevation of Privilege VulnerabilityWindows Kernel Important 7.00.3%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-50490 Windows Installer Elevation of Privilege VulnerabilityWindows Installer Important 7.00.3%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-50491 Code Integrity DLL (ci.dll) Elevation of Privilege VulnerabilityCode Integrity DLL (ci.dll) Important 7.00.3%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-50669 Windows Telephony Server Elevation of Privilege VulnerabilityWindows Telephony Service Important 7.00.2%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-54989 Quality Windows Audio/Video Experience (QWAVE) Elevation of Privilege VulnerabilityQuality Windows Audio/Video Experience (QWAVE) service Important 7.00.3%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-57093 Windows Ancillary Function Driver for WinSock Elevation of Privilege VulnerabilityWindows Ancillary Function Driver for WinSock Important 7.00.3%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-58619 Windows Sensor Data Service Elevation of Privilege VulnerabilityWindows Sensor Data Service Important 7.00.3%Elevation of Privilege
KB5099535KB5099536+5
CVE-2026-58629 DirectX Graphics Kernel Elevation of Privilege VulnerabilityWindows DirectX Important 7.00.3%Elevation of Privilege
KB5099414KB5099444+8
CVE-2026-58637 Windows Client-Side Caching Elevation of Privilege VulnerabilityWindows Client-Side Caching (CSC) Service Important 7.00.3%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-49168 Storage Spaces Direct Elevation of Privilege VulnerabilityWindows Storage Spaces Direct Important 6.80.4%Elevation of Privilege
KB5099535KB5099536+5
CVE-2026-50298 Windows Spaceport.sys Elevation of Privilege VulnerabilityWindows Spaceport.sys Important 6.80.4%Elevation of Privilege Revised 13 Aug
KB5099444KB5099445+7
CVE-2026-50299 Windows Storage Spaces Direct Remote Code Execution VulnerabilityWindows Storage Spaces Direct Important 6.80.4%Remote Code Execution
KB5099444KB5099535+6
CVE-2026-50426 Windows DNS Server Remote Code Execution VulnerabilityRole: DNS Server Important 6.80.6%Remote Code Execution
KB5099444KB5099445+4
CVE-2026-50492 Windows Resilient File System (ReFS) Remote Code Execution VulnerabilityWindows Resilient File System (ReFS) Important 6.80.4%Remote Code Execution
KB5099535KB5099536+5
CVE-2026-50668 Windows Resilient File System (ReFS) Elevation of Privilege VulnerabilityWindows NTFS Important 6.80.4%Elevation of Privilege
KB5099535KB5099536+5
CVE-2026-54132 Windows Kernel Elevation of Privilege VulnerabilityWindows Kernel Important 6.80.4%Elevation of Privilege
KB5099535KB5099538+3
CVE-2026-49804 Windows USB Video Driver Elevation of Privilege VulnerabilityWindows USB Video Driver Important 6.60.5%Elevation of Privilege
KB5099444KB5099445+6
CVE-2026-49799 Windows Local Security Authority Subsystem Service (LSASS) Denial of Service VulnerabilityWindows Local Security Authority Subsystem Service (LSASS) Important 6.51.1%Denial of Service
KB5099444KB5099445+7

CISA KEV · Microsoft additions

389 Microsoft CVEs listed
CVE-2026-65660 SharePoint
Microsoft SharePoint Code Injection Vulnerability
Added 25 Sep 2026Federal due date 28 Sep
CVE-2026-85880 Windows
Microsoft Windows Heap-Based Buffer Overflow Vulnerability
Added 8 Sep 2026Federal due date 22 Sep
CVE-2026-81963 Windows
Microsoft Windows Link Following Vulnerability
Added 8 Sep 2026Federal due date 22 Sep
CVE-2019-1068 SQL Server
Microsoft SQL Server Remote Code Execution Vulnerability
Added 26 Aug 2026Federal due date 29 Aug
CVE-2026-55040 SharePoint
Microsoft SharePoint Weak Authentication Vulnerability
Added 18 Aug 2026Federal due date 21 Aug
CVE-2026-33824 Internet Key Exchange (IKE) Service Extensions
Microsoft Internet Key Exchange (IKE) Service Extensions Double Free Vulnerability
Added 18 Aug 2026Federal due date 21 Aug
CVE-2026-68820 Windows Ancillary Function Driver for WinSock
Microsoft Windows Ancillary Function Driver for WinSock Use-After-Free Vulnerability
Added 11 Aug 2026Federal due date 25 Aug
CVE-2026-50522 SharePoint
Microsoft SharePoint Deserialization of Untrusted Data Vulnerability
Added 22 Jul 2026Federal due date 25 Jul
CVE-2026-58644 SharePoint
Microsoft SharePoint Deserialization of Untrusted Data Vulnerability
Added 16 Jul 2026Federal due date 19 Jul
CVE-2026-56164 SharePoint Server
Microsoft SharePoint Server Missing Authentication for Critical Function Vulnerability
Added 14 Jul 2026Federal due date 17 Jul
CVE-2026-56155 Active Directory Federation Services
Microsoft Active Directory Federation Services Insufficient Granularity of Access Control Vulnerability
Added 14 Jul 2026Federal due date 28 Jul
CVE-2026-45659 SharePoint ServerRansomware
Microsoft SharePoint Server Deserialization of Untrusted Data Vulnerability
Added 1 Jul 2026Federal due date 4 Jul

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