Microsoft July / August 2026 Security Updates

July 2026 Security Updates

This release consists of 622 Microsoft CVEs:
Product Family Distinct Updates Vulnerabiliities Addressed Updates per Product/Version Type of Update
Azure 13 11 1 Individual
Defender 2 5 1 Cumulative
Developer Tools 36 27 1 Cumulative
Exchange Server 4 5 1 Cumulative
Microsoft Edge 1 46 1 Cumulative
Office 10 82 1 Cumulative (except 2016)
Office 2016 18 82 1 Individual
Other 4 5 1 Individual
SharePoint Server 3 17 1 Cumulative
SQL Server 8 8 1 Cumulative
Windows 35 416 1 Cumulative

Notable CVEs
CVE ID Title Notable Item
CVE-2026-50661 Windows BitLocker Security Feature Bypass Vulnerability Publicly Known
CVE-2026-56155 Active Directory Federation Services Elevation of Privilege Vulnerability Exploitation Detected
CVE-2026-56155 Microsoft SharePoint Server Elevation of Privilege Vulnerability Exploitation Detected
We are republishing 428 non-Microsoft Chromium CVEs
Security Update Guide Blog Posts
https://msrc.microsoft.com/update-guide/releaseNote/...