Microsoft Releases Record Number of Patches, Including Two Exploited Zero-Days, in September 2026 Patch Tuesday

Microsoft has issued a record number of patches in its September 2026 Patch Tuesday, addressing 974 vulnerabilities across its software portfolio. This includes fixes for two zero-day flaws (CVE-2026-81963 and CVE-2026-85880) that have been actively exploited in the wild. Additionally, a new zero-day exploit named "ShieldCrash" has been released, reportedly bypassing a previous Microsoft Defender patch.