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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
998Microsoft CVEsreleased Tue 8 Sep 132Critical105 need an update · rest fixed service-side 2Exploited in the wild
0Publicly disclosed
2In CISA KEV
149Revised since release

Act first · September 2026

Exploited, KEV-listed, or publicly disclosed
Elevation of Privilege · CVSS 7.8 KB5122871KB5122880KB5124008+1
Elevation of Privilege · CVSS 7.8 KB5122876KB5122878KB5122882+3
Patch next · critical, "exploitation more likely", or top 5% EPSS · needs an update155
Remote Code Execution · CVSS 9.8 · EPSS 1.0% KB5122871KB5122876KB5122882+3
Remote Code Execution · CVSS 8.8 · EPSS 0.8% KB5122871KB5122876KB5122878+7
Elevation of Privilege · CVSS 9.0 · EPSS 0.7% No KB listed
Remote Code Execution · CVSS 7.5 · EPSS 0.7% KB5122871KB5122876KB5122878+7
Information Disclosure · CVSS 5.5 · EPSS 0.4% KB5122871KB5122880KB5124008+1
Remote Code Execution · CVSS 7.8 · EPSS 0.3% KB5122871KB5122876KB5122882+3
Remote Code Execution · CVSS 7.0 · EPSS 0.3% KB5122871KB5122876KB5122882+3
Remote Code Execution · CVSS 8.8 · EPSS 1.7% No KB listed
Showing 8 of 155All critical

CVEs · September 2026

998 matches · most urgent first CSV Text
CVE Vulnerability Severity CVSSEPSSImpact StatusFixed by
CVE-2026-69568 Storage Spaces Controller Information Disclosure VulnerabilityWindows Storage Spaces Controller Important 5.50.4%Information Disclosure
KB5122871KB5122876+8
CVE-2026-69609 Win32k Information Disclosure VulnerabilityWindows Win32K Important 5.50.4%Information Disclosure
KB5122871KB5122876+8
CVE-2026-69616 Windows Remote Desktop Services Information Disclosure VulnerabilityWindows Remote Desktop Services Important 5.50.4%Information Disclosure
KB5122871KB5122876+8
CVE-2026-69618 Windows SMB Client Information Disclosure VulnerabilityWindows SMB Client Important 5.50.4%Information Disclosure
KB5122871KB5122876+8
CVE-2026-69627 Windows Remote Desktop Licensing Service Information Disclosure VulnerabilityWindows Remote Desktop Licensing Service Important 5.50.4%Information Disclosure
KB5122871KB5122876+8
CVE-2026-69672 Windows DNS Information Disclosure VulnerabilityWindows DNS Important 5.50.4%Information Disclosure
KB5122871KB5122876+4
CVE-2026-69674 Windows Modern Device Management (MDM) Security Feature Bypass VulnerabilityWindows Modern Device Management (MDM) Important 5.50.3%Security Feature Bypass
KB5122871KB5122876+5
CVE-2026-69684 Windows Error Reporting Information Disclosure VulnerabilityWindows Error Reporting Important 5.50.5%Information Disclosure
KB5122871KB5122876+7
CVE-2026-69741 Windows Spaceport.sys Information Disclosure VulnerabilityWindows Spaceport.sys Important 5.50.4%Information Disclosure
KB5122871KB5122878+4
CVE-2026-69770 Windows Spaceport.sys Information Disclosure VulnerabilityWindows Spaceport.sys Important 5.50.4%Information Disclosure
KB5122871KB5122876+7
CVE-2026-69794 Windows Encrypting File System (EFS) Information Disclosure VulnerabilityWindows Encrypting File System (EFS) Important 5.50.4%Information Disclosure
KB5122871KB5122876+6
CVE-2026-69808 Win32k Information Disclosure VulnerabilityWindows Win32K Important 5.50.4%Information Disclosure
KB5122871KB5122876+8
CVE-2026-69862 Windows Wireless Wide Area Network Service Information Disclosure VulnerabilityWindows Wireless Wide Area Network Service Important 5.50.5%Information Disclosure
KB5122876KB5122878+4
CVE-2026-70145 Microsoft Windows Search Component Information Disclosure VulnerabilityMicrosoft Windows Search Component Important 5.50.4%Information Disclosure
KB5122871KB5122876+8
CVE-2026-70290 Win32k Information Disclosure VulnerabilityWindows Win32 Kernel Subsystem Important 5.50.4%Information Disclosure
KB5122871KB5122876+8
CVE-2026-71341 Windows Partition Management Driver Information Disclosure VulnerabilityWindows Partition Management Driver Important 5.50.4%Information Disclosure
KB5122871KB5122876+8
CVE-2026-72937 Windows Storage Port Driver Information Disclosure VulnerabilityStorage Port Driver Important 5.50.4%Information Disclosure
KB5122871KB5122876+8
CVE-2026-72945 Windows Task Scheduler Information Disclosure VulnerabilityWindows Task Scheduler Important 5.50.4%Information Disclosure
KB5122876KB5122878+3
CVE-2026-72964 Windows Internet Connection Sharing (ICS) Tampering VulnerabilityWindows Internet Connection Sharing (ICS) Important 5.50.3%Tampering
KB5122871KB5122876+6
CVE-2026-72966 Windows Remote Access Connection Manager Tampering VulnerabilityWindows Remote Access Connection Manager Important 5.50.3%Tampering
KB5122871KB5122876+7
CVE-2026-73004 Windows Autopilot Tampering VulnerabilityWindows Autopilot Important 5.50.3%Tampering
KB5122871KB5122878+4
CVE-2026-73008 Windows Biometric Service Information Disclosure VulnerabilityWindows Biometric Service Important 5.50.5%Information Disclosure
KB5122871KB5122876+6
CVE-2026-77488 Microsoft SQL Server Information Disclosure VulnerabilitySQL Server Important 5.50.4%Information Disclosure
KB5122768KB5122769+6
CVE-2026-77491 Windows GDI Information Disclosure VulnerabilityWindows GDI Important 5.50.4%Information Disclosure
KB5122871KB5122876+8
CVE-2026-77492 Windows Storage Port Driver Information Disclosure VulnerabilityStorage Port Driver Important 5.50.4%Elevation of Privilege
KB5122871KB5122876+8
CVE-2026-78454 Windows CD-ROM Driver Information Disclosure VulnerabilityWindows CD-ROM Driver Important 5.50.4%Information Disclosure
KB5122876KB5122878+4
CVE-2026-78506 Microsoft Office Word Information Disclosure VulnerabilityMicrosoft Office Word Important 5.50.5%Information Disclosure Revised 17 Sep
KB5002923
CVE-2026-78513 Microsoft Office PowerPoint Information Disclosure VulnerabilityMicrosoft Office PowerPoint Important 5.50.5%Information Disclosure Revised 17 Sep
KB5002920
CVE-2026-81387 Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel Important 5.50.6%Information Disclosure Revised 17 Sep
KB5002904KB5002914
CVE-2026-81390 Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel Important 5.50.5%Information Disclosure Revised 17 Sep
KB5002904KB5002910+1
CVE-2026-81391 Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel Important 5.50.5%Information Disclosure Revised 17 Sep
KB5002904KB5002914
CVE-2026-81392 Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel Important 5.50.5%Information Disclosure Revised 17 Sep
KB5002904KB5002914
CVE-2026-81393 Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel Important 5.50.5%Information Disclosure Revised 17 Sep
KB5002904KB5002914
CVE-2026-81394 Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel Important 5.50.6%Information Disclosure Revised 17 Sep
KB5002904KB5002914
CVE-2026-81395 Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel Important 5.50.5%Information Disclosure Revised 17 Sep
KB5002904KB5002914
CVE-2026-81399 Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel Important 5.50.5%Information Disclosure Revised 17 Sep
KB5002904KB5002914
CVE-2026-81400 Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel Important 5.50.5%Information Disclosure Revised 17 Sep
KB5002904KB5002914
CVE-2026-81401 Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel Important 5.50.5%Information Disclosure Revised 17 Sep
KB5002904KB5002910+1
CVE-2026-81958 Microsoft Excel Information Disclosure VulnerabilityMicrosoft Office Excel Important 5.50.5%Information Disclosure Revised 17 Sep
KB5002904KB5002914
CVE-2026-83949 Microsoft Office Word Information Disclosure VulnerabilityMicrosoft Office Word Important 5.50.5%Information Disclosure
KB5002923
CVE-2026-83951 Microsoft Office Word Information Disclosure VulnerabilityMicrosoft Office Word Important 5.50.5%Information Disclosure
KB5002923
CVE-2026-83991 Windows Cloud Files Mini Filter Driver Tampering VulnerabilityWindows Cloud Files Mini Filter Driver Important 5.50.3%Tampering
KB5122871KB5122876+5
CVE-2026-85875 Microsoft Office Excel Information Disclosure VulnerabilityMicrosoft Office Excel Important 5.50.5%Information Disclosure Revised 17 Sep
KB5002904KB5002914
CVE-2026-70575 Windows Schannel Denial of Service VulnerabilityWindows Schannel Important 5.31.0%Denial of Service
KB5122871KB5122880+3
CVE-2026-78446 Windows Distributed File System (DFS) Denial of Service VulnerabilityWindows Distributed File System (DFS) Important 5.30.8%Denial of Service
KB5122871KB5122876+8
CVE-2026-81380 GitHub Copilot and Visual Studio Code Information Disclosure VulnerabilityGitHub Copilot and Visual Studio Code Important 5.30.6%Information Disclosure
—
CVE-2026-72976 Microsoft Office Word Information Disclosure VulnerabilityMicrosoft Office Word Important 5.00.5%Information Disclosure Revised 17 Sep
KB5002923
CVE-2026-68785 Microsoft SQL Server Remote Code Execution VulnerabilitySQL Server Important 4.91.1%Remote Code Execution
KB5122768KB5122769+6
CVE-2026-69474 Windows Overlay Filter Information Disclosure VulnerabilityWindows Overlay Filter Important 4.80.7%Information Disclosure
KB5122871KB5122876+7
CVE-2026-68849 Windows Bluetooth Port Driver Information Disclosure VulnerabilityWindows Bluetooth Port Driver Important 4.70.3%Information Disclosure
KB5122871KB5122878+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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