May 12, 2026

Microsoft Patch Tuesday · May 2026

Total

356

Critical

19

Zero-day

1

KEV

1

Priority

1 zero-day / actively exploited

By product family

Chromium203 CVEs
Unassigned104 CVEs
Azure15 CVEs
Edge9 CVEs
Office8 CVEs
SharePoint6 CVEs
Dynamics4 CVEs
.NET4 CVEs
Teams1 CVE
Windows 111 CVE