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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
456Microsoft CVEsreleased Tue 11 Aug 84Critical44 need an update · rest fixed service-side 1Exploited in the wild
3Publicly disclosed
2In CISA KEV
135Revised since release

Act first · August 2026

Exploited, KEV-listed, or publicly disclosed
Remote Code Execution · CVSS 8.8 KB5002893KB5002894KB5002896+2
Elevation of Privilege · CVSS 7.0 KB5120228KB5120229KB5120233+10
Elevation of Privilege · CVSS 7.8 KB5120228KB5120229KB5120233+6
Elevation of Privilege · CVSS 7.8 No KB listed
Patch next · critical, "exploitation more likely", or top 5% EPSS · needs an update75
Remote Code Execution · CVSS 8.8 · EPSS 1.7% KB5002893KB5002894KB5002896
Remote Code Execution · CVSS 9.8 · EPSS 1.0% KB5120228KB5120229KB5120233+5
Remote Code Execution · CVSS 8.8 · EPSS 0.5% KB5120228KB5120229KB5120233+5
Remote Code Execution · CVSS 9.8 · EPSS 1.5% No KB listed
Denial of Service · CVSS 7.5 · EPSS 1.2% KB5120228KB5120229KB5120233+10
Remote Code Execution · CVSS 9.8 · EPSS 1.0% KB5120228KB5120229KB5120233+5
Remote Code Execution · CVSS 9.8 · EPSS 1.0% KB5120228KB5120229KB5120233+5
Remote Code Execution · CVSS 9.8 · EPSS 1.0% KB5120228KB5120229KB5120233+5
Showing 8 of 75All critical

CVEs · August 2026

12 matches · most urgent first CSV Text
CVE Vulnerability Severity CVSSEPSSImpact StatusFixed by
CVE-2026-54113 Remote Procedure Call Denial of Service VulnerabilityWindows Kernel Important 7.51.2%Denial of Service
KB5120228KB5120229+10
CVE-2026-59132 Windows TCP/IP Denial of Service VulnerabilityWindows TCP/IP Important 7.51.2%Denial of Service
KB5120228KB5120229+11
CVE-2026-62901 .NET Denial of Service Vulnerability.NET Important 7.51.2%Denial of Service
KB5122104KB5122105+1
CVE-2026-65681 Windows iSCSI Target Service Denial of Service VulnerabilityWindows iSCSI Target Service Important 7.51.2%Denial of Service
KB5120228KB5120229+4
CVE-2026-62702 Windows Graphics Kernel Denial of Service VulnerabilityWindows Graphics Kernel Important 6.81.0%Denial of Service
KB5120228KB5120229+7
CVE-2026-59138 Microsoft Remote Registry Service Denial of Service VulnerabilityMicrosoft Remote Registry Service Important 6.51.1%Denial of Service
KB5120228KB5120229+11
CVE-2026-61345 Microsoft Remote Registry Service Denial of Service VulnerabilityMicrosoft Remote Registry Service Important 6.51.1%Denial of Service
KB5120228KB5120229+11
CVE-2026-62912 Microsoft Exchange Server Denial of Service VulnerabilityMicrosoft Exchange Server Important 6.52.0%Denial of Service
KB5121573KB5121574+2
CVE-2026-65785 Windows DHCP Client Denial of Service VulnerabilityWindows DHCP Client Important 6.50.6%Denial of Service
KB5120228KB5120233+3
CVE-2026-68819 Windows Network File System Denial of Service VulnerabilityWindows Network File System Important 5.91.0%Denial of Service Revised 26 Aug
KB5120228KB5120229+6
CVE-2026-55015 Microsoft Remote Help Denial of Service VulnerabilityWindows Remote Help Important 5.51.0%Denial of Service
—
CVE-2026-70348 Windows Management Services Denial of Service VulnerabilityWindows Management Services Important 5.50.4%Denial of Service Revised 12 Aug
KB5120994KB5121000+1

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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