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Microsoft released a record 200 security patches in June 2026's Patch Tuesday, with 30 critical vulnerabilities and public exploits for three flaws. AI tools are increasingly used to discover bugs, and researcher Nightmare Eclipse disclosed multiple zero-day exploits, including CVE-2026-49160 and CVE-2026-50507, sparking controversy over Microsoft's legal stance on researchers.

Microsoft released 206 vulnerabilities in its latest Patch Tuesday update, the largest monthly batch on record. Experts warn this reflects a growing trend of software flaws, with AI playing a role in discovery and patching. The update included three publicly known vulnerabilities and one actively exploited zero-day in Microsoft Defender.

Microsoft released critical security patches addressing 167 vulnerabilities, including zero-day flaws in SharePoint Server and Windows Defender. Other vendors like Google and Adobe also issued updates for active exploits, with experts highlighting the significance of these vulnerabilities and the surge in reported bugs.