Microsoft’s September 2026 Patch Tuesday addresses 964 CVEs (CVE-2026-81963, CVE-2026-85880)

104 Critical 860 Important 0 Moderate 0 Low Microsoft addresses 964 CVEs, smashing July’s release as the largest Patch Tuesday release. This month’s updates include patches for two zero-days that were exploited in the wild. Microsoft patched a record 964 CVEs in its September 2026 Patch Tuesday release, with 101 rated critical and 824 rated as important.