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Microsoft products and KB updates: vulnerabilities and fixes

Windows, Office, Exchange, SharePoint, Active Directory and the KB updates that fix them. 273 CVEs tracked.

Microsoft products and KB updates has 273 tracked vulnerabilities, 37 critical and 6 exploited in the wild (CISA KEV). A fixed release or vendor patch exists for 251. Most recent: 2026-10-23. Highest priority: CVE-2019-1068 (score 86/100).

FAQ

How do I fix Microsoft products and KB updates vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is Microsoft products and KB updates being exploited right now?

Yes: 6 Microsoft products and KB updates CVEs are on the CISA Known Exploited Vulnerabilities list, so patch those first.

Which Microsoft products and KB updates CVE should I patch first?

CVE-2019-1068 currently ranks highest (86/100): Microsoft SQL Server Remote Code Execution Vulnerability.

Software in this group

Windows 129Azure 38.NET 26Microsoft Edge 20Visual Studio 16WinRM and RDP 14Windows Server 9Microsoft Office 7PowerShell 7SharePoint 6Microsoft Teams 6Active Directory 5Microsoft Exchange 2Outlook 2OneDrive 2Microsoft SQL Server 2Windows Defender 1

People search for: kb, microsoft, patch tuesday, exchange, sharepoint, office.

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