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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

388 matches · most urgent first CSV Text
Fixed by KB5099536Clear
CVE Vulnerability Severity CVSSEPSSImpact StatusFixed by
CVE-2026-58635 Windows Narrator Braille Elevation of Privilege VulnerabilityWindows Narrator Braille Important 7.80.3%Elevation of Privilege
KB5099536KB5099538+4
CVE-2026-40378 Windows Local Security Authority Subsystem Service (LSASS) Denial of Service VulnerabilityWindows Local Security Authority Subsystem Service (LSASS) Important 7.51.2%Denial of Service
KB5095051KB5099414+9
CVE-2026-49171 Windows Speech Runtime Elevation of Privilege VulnerabilityMicrosoft Windows Speech Important 7.50.3%Elevation of Privilege
KB5099535KB5099536+5
CVE-2026-49181 Windows DHCP Client Elevation of Privilege VulnerabilityWindows DHCP Client Important 7.51.2%Elevation of Privilege
KB5099444KB5099445+4
CVE-2026-49787 HTTP.sys Denial of Service VulnerabilityWindows HTTP.sys Important 7.51.2%Denial of Service
KB5099535KB5099536+5
CVE-2026-49788 HTTP/2 Denial of Service VulnerabilityHTTP/2 Important 7.51.2%Denial of Service
KB5099535KB5099536+5
CVE-2026-50304 Windows Active Directory Federation Services Denial of Service VulnerabilityActive Directory Federation Services (AD FS) Important 7.51.2%Denial of Service Revised 21 Jul
KB5099444KB5099445+19
CVE-2026-50328 Windows Server Update Service (WSUS) Tampering VulnerabilityWindows Server Update Service Important 7.51.2%Tampering
KB5099444KB5099445+4
CVE-2026-50330 Windows Remote Desktop Client Elevation of Privilege VulnerabilityRemote Desktop Client Important 7.51.3%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-50355 Windows Active Directory Federation Services Denial of Service VulnerabilityActive Directory Federation Services (AD FS) Important 7.51.2%Denial of Service Revised 21 Jul
KB5099444KB5099445+19
CVE-2026-50368 Windows Active Directory Federation Services Denial of Service VulnerabilityActive Directory Federation Services (AD FS) Important 7.51.2%Denial of Service Revised 21 Jul
KB5099444KB5099445+19
CVE-2026-50411 Windows Active Directory Federation Services Denial of Service VulnerabilityActive Directory Federation Services (AD FS) Important 7.51.2%Denial of Service Revised 21 Jul
KB5099444KB5099445+22
CVE-2026-50414 Windows Media Elevation of Privilege VulnerabilityWindows Media Important 7.50.6%Elevation of Privilege
KB5099536KB5101649+1
CVE-2026-50424 Windows Domain Controller Denial of Service VulnerabilityWindows Domain Controller Important 7.51.2%Denial of Service
KB5099536KB5101649+1
CVE-2026-50463 Windows Kernel Information Disclosure VulnerabilityWindows Kernel Important 7.51.0%Information Disclosure
KB5099536KB5099538+4
CVE-2026-50470 Windows Network Policy Server SNMP Information Disclosure VulnerabilityWindows Network Policy Server SNMP Important 7.51.0%Information Disclosure
KB5099444KB5099445+7
CVE-2026-50496 Windows Network Policy Server SNMP Information Disclosure VulnerabilityWindows Network Policy Server SNMP Important 7.51.2%Information Disclosure
KB5099444KB5099445+7
CVE-2026-50500 Windows Netlogon Elevation of Privilege VulnerabilityWindows Netlogon Important 7.50.7%Elevation of Privilege
KB5099444KB5099445+7
CVE-2026-50505 Windows Message Queuing Service (MSMQ) Remote Code Execution VulnerabilityWindows Message Queuing Important 7.50.7%Remote Code Execution
KB5099444KB5099445+7
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-2026-50685 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-2026-50696 Internet Key Exchange (IKE) Protocol Denial of Service VulnerabilityWindows Internet Key Exchange (IKE) Protocol Important 7.51.2%Denial of Service Revised 15 Sep
KB5099414KB5099536+5
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-2026-50465 Windows DNS Client Tampering VulnerabilityWindows DNS Important 7.10.3%Tampering
KB5099536KB5101649+1
CVE-2026-50682 Active Directory Denial of Service VulnerabilityWindows Active Directory Important 7.10.9%Denial of Service
KB5099536KB5099539+3
CVE-2026-55144 Windows Cryptography API: Next Generation (CNG) Tampering VulnerabilityWindows CryptoAPI Important 7.10.2%Tampering
KB5099536KB5099540+2
CVE-2026-48571 Windows App Package Installer Elevation of Privilege VulnerabilityWindows App Installer Important 7.00.3%Elevation of Privilege
KB5095051KB5099414+3
CVE-2026-48572 Windows App Package Installer Elevation of Privilege VulnerabilityWindows App Installer Important 7.00.2%Elevation of Privilege
KB5095051KB5099414+3
CVE-2026-49162 Microsoft Brokering File System Elevation of Privilege VulnerabilityWindows Brokering File System Important 7.00.3%Elevation of Privilege Revised 14 Aug
KB5099536KB5101649+1
CVE-2026-49183 Windows Clipboard Server Elevation of Privilege VulnerabilityWindows Clipboard Server Important 7.00.2%Elevation of Privilege Revised 25 Aug
KB5099536KB5099538+4
CVE-2026-49784 Microsoft Windows App Store Elevation of Privilege VulnerabilityMicrosoft Windows App Store Important 7.00.2%Elevation of Privilege
KB5099535KB5099536+5
CVE-2026-49802 Windows USB Print Driver Elevation of Privilege VulnerabilityWindows USB Print Driver Important 7.00.2%Elevation of Privilege
KB5099536KB5101649+1
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-2026-49806 Windows USB Print Driver Elevation of Privilege VulnerabilityWindows USB Print Driver Important 7.00.2%Elevation of Privilege
KB5099536KB5101649+1
CVE-2026-50296 DirectX Graphics Kernel Elevation of Privilege VulnerabilityWindows Graphics Kernel Important 7.00.3%Elevation of Privilege
KB5099535KB5099536+5

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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