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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

132 matches · most urgent first CSV Text
CVE Vulnerability Severity CVSSEPSSImpact StatusFixed by
CVE-2026-69501 Windows Secure Kernel Mode Elevation of Privilege VulnerabilityWindows Secure Kernel Mode Critical 7.00.3%Elevation of Privilege
KB5122871KB5122878+4
CVE-2026-70585 Windows Services for NFS ONCRPC XDR Driver Remote Code Execution VulnerabilityWindows Services for NFS ONCRPC XDR Driver Critical 7.00.3%Remote Code Execution
KB5122871KB5122876+4
CVE-2026-78520 Microsoft Office Outlook Information Disclosure VulnerabilityMicrosoft Office Outlook Critical 6.50.9%Remote Code Execution Revised 17 Sep
KB5002923
CVE-2026-83501 Windows Virtualization-Based Security (VBS) Information Disclosure VulnerabilityWindows Virtualization-Based Security (VBS) Enclave Critical 5.50.4%Information Disclosure
KB5122871KB5122880+2
CVE-2026-72980 Windows Hello Security Feature Bypass VulnerabilityWindows Hello Critical 4.40.6%Security Feature Bypass
KB5122871KB5122876+6
CVE-2026-62874 Azure Billing Elevation of Privilege VulnerabilityAzure Billing Critical 10.00.4%Elevation of Privilege
Service-side fix
CVE-2026-69399 Azure Arc Elevation of Privilege VulnerabilityAzure Arc Critical 10.00.5%Elevation of Privilege
Service-side fix
CVE-2026-69843 Microsoft Fabric Elevation of Privilege VulnerabilityMicrosoft Fabric Critical 10.00.9%Elevation of Privilege
Service-side fix
CVE-2026-69865 Microsoft Container Registry Elevation of Privilege VulnerabilityMicrosoft Container Registry Critical 10.00.8%Elevation of Privilege
Service-side fix
CVE-2026-70200 Azure Logic Apps Elevation of Privilege VulnerabilityAzure Logic Apps Critical 10.00.6%Elevation of Privilege
Service-side fix
CVE-2026-70352 Azure AI Language Elevation of Privilege VulnerabilityAzure AI Language Critical 10.00.9%Elevation of Privilege
Service-side fix
CVE-2026-83711 Microsoft Azure Active Directory B2C Elevation of Privilege VulnerabilityMicrosoft Azure Active Directory B2C Critical 10.00.8%Elevation of Privilege
Service-side fix
CVE-2026-83944 Azure Logic Apps Elevation of Privilege VulnerabilityAzure Logic Apps Critical 10.00.4%Elevation of Privilege
Service-side fix
CVE-2026-85889 Azure AI Foundry Elevation of Privilege VulnerabilityAzure AI Foundry Critical 10.00.7%Elevation of Privilege
Service-side fix
CVE-2026-83941 Entra ID Elevation of Privilege VulnerabilityEntra ID Critical 9.90.8%Elevation of Privilege
Service-side fix
CVE-2026-85878 Azure Database for PostgreSQL Elevation of Privilege VulnerabilityAzure Database for PostgreSQL Critical 9.90.8%Elevation of Privilege
Service-side fix
CVE-2026-85885 Microsoft 365 Copilot Elevation of Privilege VulnerabilityM365 Copilot Critical 9.90.7%Elevation of Privilege
Service-side fix
CVE-2026-87701 Azure Cosmos DB Elevation of Privilege VulnerabilityAzure Cosmos DB Critical 9.60.8%Elevation of Privilege
Service-side fix
CVE-2026-70009 Azure Arc Elevation of Privilege VulnerabilityAzure Arc Critical 9.30.5%Elevation of Privilege
Service-side fix
CVE-2026-80098 Copilot Studio Elevation of Privilege VulnerabilityCopilot Studio Critical 9.30.5%Elevation of Privilege
Service-side fix
CVE-2026-62916 Microsoft Entra ID Elevation of Privilege VulnerabilityMicrosoft Entra ID Critical 9.10.9%Elevation of Privilege
Service-side fix
CVE-2026-77903 Microsoft Dataverse Elevation of Privilege VulnerabilityMicrosoft Dataverse Critical 9.00.4%Elevation of Privilege
Service-side fix
CVE-2026-68791 Azure Machine Learning Information Disclosure VulnerabilityAzure Machine Learning Critical 8.60.5%Information Disclosure
Service-side fix
CVE-2026-65818 Power Automate Elevation of Privilege VulnerabilityPower Automate Critical 8.50.6%Elevation of Privilege
Service-side fix
CVE-2026-69857 Azure Cosmos DB Spoofing VulnerabilityAzure Cosmos DB Critical 8.50.6%Spoofing
Service-side fix
CVE-2026-70178 Microsoft Fabric Elevation of Privilege VulnerabilityMicrosoft Fabric Critical 8.50.6%Elevation of Privilege
Service-side fix
CVE-2026-83946 Azure Portal Spoofing VulnerabilityAzure Portal Critical 8.20.3%Spoofing
Service-side fix
CVE-2026-85887 M365 Copilot Information Disclosure VulnerabilityM365 Copilot Critical 7.70.9%Information Disclosure
Service-side fix
CVE-2026-85917 Azure AI Foundry Elevation of Privilege VulnerabilityAzure AI Foundry Critical 7.51.0%Elevation of Privilege
Service-side fix
CVE-2026-62906 Microsoft Discovery Studio Information Disclosure VulnerabilityMicrosoft Discovery Studio Critical 7.40.9%Information Disclosure
Service-side fix
CVE-2026-78501 Microsoft 365 Copilot Business Chat Information Disclosure VulnerabilityMicrosoft 365 Copilot's Business Chat Critical 7.40.9%Information Disclosure
Service-side fix
CVE-2026-55946 Microsoft Copilot Information Disclosure VulnerabilityMicrosoft Copilot Critical 6.10.4%Information Disclosure
Service-side fix

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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