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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

456 matches · most urgent first CSV Text
CVE Vulnerability Severity CVSSEPSSImpact StatusFixed by
CVE-2026-68801 Microsoft Excel Remote Code Execution VulnerabilityMicrosoft Office Excel Important 7.80.5%Remote Code Execution Revised 21 Aug
KB5002884KB5002903
CVE-2026-68803 Microsoft Excel Remote Code Execution VulnerabilityMicrosoft Office Excel Important 7.80.5%Remote Code Execution
KB5002884KB5002903
CVE-2026-68805 Microsoft Excel Remote Code Execution VulnerabilityMicrosoft Office Excel Important 7.80.5%Remote Code Execution
KB5002884KB5002903
CVE-2026-68806 Microsoft Excel Remote Code Execution VulnerabilityMicrosoft Office Excel Important 7.80.5%Remote Code Execution
KB5002884KB5002903
CVE-2026-68807 Microsoft Excel Remote Code Execution VulnerabilityMicrosoft Office Excel Important 7.80.5%Remote Code Execution
KB5002884KB5002903
CVE-2026-68810 Microsoft Excel Remote Code Execution VulnerabilityMicrosoft Office Excel Important 7.80.5%Remote Code Execution
KB5002884KB5002903
CVE-2026-68811 Microsoft Excel Remote Code Execution VulnerabilityMicrosoft Office Excel Important 7.80.5%Remote Code Execution
KB5002884KB5002903
CVE-2026-68812 Microsoft Excel Remote Code Execution VulnerabilityMicrosoft Office Excel Important 7.80.5%Remote Code Execution Revised 15 Sep
KB5002884KB5002903
CVE-2026-68814 Microsoft Excel Remote Code Execution VulnerabilityMicrosoft Office Excel Important 7.80.5%Remote Code Execution
KB5002884KB5002903
CVE-2026-68815 Microsoft Excel Remote Code Execution VulnerabilityMicrosoft Office Excel Important 7.80.5%Remote Code Execution Revised 12 Aug
KB5002884KB5002903
CVE-2026-68817 Microsoft Excel Remote Code Execution VulnerabilityMicrosoft Office Excel Important 7.80.5%Remote Code Execution Revised 27 Aug
KB5002884KB5002903
CVE-2026-69278 Visual Studio Code Security Feature Bypass VulnerabilityVisual Studio Code Important 7.80.3%Security Feature Bypass Revised 2 Sep
—
CVE-2026-70311 Microsoft Office Word Remote Code Execution VulnerabilityMicrosoft Office Word Important 7.80.5%Remote Code Execution
KB5002901
CVE-2026-70313 Microsoft PowerPoint Remote Code Execution VulnerabilityMicrosoft Office PowerPoint Important 7.80.5%Information Disclosure
—
CVE-2026-70335 GitHub Copilot and Visual Studio Code Elevation of Privilege VulnerabilityGitHub Copilot and Visual Studio Code Important 7.80.5%Elevation of Privilege Revised 2 Sep
—
CVE-2026-70338 Microsoft PowerShell Security Feature Bypass VulnerabilityMicrosoft PowerShell Important 7.80.4%Security Feature Bypass Revised 19 Aug
—
CVE-2026-70344 Windows Installer Elevation of Privilege VulnerabilityWindows Installer Important 7.80.3%Elevation of Privilege
KB5120228KB5120229+11
CVE-2026-70345 Windows Installer Elevation of Privilege VulnerabilityWindows Installer Important 7.80.3%Elevation of Privilege
KB5120228KB5120229+11
CVE-2026-70346 Windows Installer Elevation of Privilege VulnerabilityWindows Installer Important 7.80.3%Elevation of Privilege
KB5120228KB5120229+11
CVE-2026-70347 Windows Installer Elevation of Privilege VulnerabilityWindows Installer Important 7.80.3%Elevation of Privilege
KB5120228KB5120229+11
CVE-2026-70354 .NET Core Remote Code Execution Vulnerability.NET Important 7.80.4%Remote Code Execution Revised 13 Aug
KB5120418KB5120695+20
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-2026-59134 Remote Desktop Client Remote Code Execution VulnerabilityRemote Desktop Client Important 7.50.7%Remote Code Execution Revised 31 Aug
KB5120228KB5120229+11
CVE-2026-61352 Remote Desktop Client Remote Code Execution VulnerabilityRemote Desktop Client Important 7.50.5%Remote Code Execution
KB5120228KB5120229+11
CVE-2026-61363 Remote Desktop Client Remote Code Execution VulnerabilityRemote Desktop Client Important 7.50.7%Remote Code Execution Revised 15 Sep
KB5120228KB5120229+11
CVE-2026-62787 Windows DNS Server Remote Code Execution VulnerabilityWindows DNS Important 7.50.7%Remote Code Execution Revised 8 Sep
KB5120228KB5120229+6
CVE-2026-62898 Microsoft QUIC Information Disclosure VulnerabilityMicrosoft QUIC Important 7.51.0%Information Disclosure Revised 13 Aug
KB5122104KB5122105+1
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-2026-58612 PowerShell Information Disclosure VulnerabilityMicrosoft PowerShell Core Important 7.40.9%Information Disclosure Revised 3 Sep
—
CVE-2026-59119 PowerShell Elevation of Privilege VulnerabilityMicrosoft PowerShell Important 7.30.4%Elevation of Privilege Revised 14 Aug
—
CVE-2026-62914 Microsoft Exchange Server Spoofing VulnerabilityMicrosoft Exchange Server Important 7.30.4%Spoofing
KB5121573KB5121574+2
CVE-2026-64900 Microsoft SharePoint Server Spoofing VulnerabilityMicrosoft Office SharePoint Important 7.30.6%Spoofing
KB5002893KB5002894+3
CVE-2026-68821 Windows Package Manager Elevation of Privilege VulnerabilityWindows Package Manager Important 7.30.3%Elevation of Privilege Revised 29 Aug
—
CVE-2026-70355 Microsoft SharePoint Server Elevation of Privilege VulnerabilityMicrosoft Office SharePoint Important 7.30.8%Elevation of Privilege
KB5002893KB5002894+1
CVE-2026-47299 Azure Monitor Agent Elevation of Privilege VulnerabilityAzure Monitor Agent Important 7.21.0%Elevation of Privilege
—
CVE-2026-62910 Microsoft Exchange Server Elevation of Privilege VulnerabilityMicrosoft Exchange Server Important 7.21.0%Elevation of Privilege
KB5121573KB5121574+2
CVE-2026-55013 Windows Remote Help Defense Spoofing VulnerabilityWindows Remote Help Defense Important 7.10.5%Spoofing
—
CVE-2026-65675 CoPilot Chat Security Feature Bypass VulnerabilityVisual Studio Code CoPilot Chat Extension Important 7.10.6%Security Feature Bypass Revised 24 Sep
—
CVE-2026-50472 Windows LUA File Virtualization Filter Driver Elevation of Privilege VulnerabilityWindows LUAFV Important 7.00.3%Elevation of Privilege
KB5120228KB5120229+11
CVE-2026-59122 Windows Telephony Service Elevation of Privilege VulnerabilityWindows Telephony Service Important 7.00.2%Elevation of Privilege
KB5120228KB5120229+11
CVE-2026-59125 Virtual Hard Disk (VHD) Miniport Driver Elevation of Privilege VulernabilityVirtual Hard Disk (VHD) Miniport Driver Important 7.00.3%Elevation of Privilege
KB5120228KB5120229+9
CVE-2026-59126 Windows Event Logging Service Elevation of Privilege VulnerabilityWindows Event Logging Service Important 7.00.2%Elevation of Privilege Revised 14 Aug
KB5120228KB5120229+7
CVE-2026-61346 Windows Graphics Kernel Elevation of Privilege VulnerabilityWindows Graphics Kernel Important 7.00.3%Elevation of Privilege Revised 13 Aug
KB5120228KB5120229+8
CVE-2026-61348 Windows Ancillary Function Driver for WinSock Elevation of Privilege VulnerabilityWindows Ancillary Function Driver for WinSock Important 7.00.3%Elevation of Privilege
KB5120228KB5120229+11
CVE-2026-61361 Windows DHCP Client Remote Code Execution VulnerabilityWindows DHCP Client Important 7.00.3%Remote Code Execution
KB5120228KB5120233+3
CVE-2026-61366 Windows Network Connection Broker Elevation of Privilege VulnerabilityWindows Network Connection Broker Important 7.00.3%Elevation of Privilege
KB5120228KB5120229+11
CVE-2026-61927 Windows Bind Filter Driver Elevation of Privilege VulnerabilityWindows Bind Filter Driver Important 7.00.2%Elevation of Privilege
KB5120228KB5120233+3
CVE-2026-61929 Windows Kernel Elevation of Privilege VulnerabilityWindows Kernel Important 7.00.3%Elevation of Privilege
KB5120228KB5120233+4

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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