A Record-Breaking Patch Tuesday for June 2026

🇺🇸 KrebsOnSecurity (US) —

AI Summary

Microsoft issued an extensive Patch Tuesday update, fixing nearly 200 security vulnerabilities across Windows and other supported software, a record number for the cycle. Among these fixes, several critical bugs with public exploit codes highlight ongoing cybersecurity challenges.

Microsoft today released software updates to plug nearly 200 security holes across its Windows operating systems and supported software, a record number of fixes for the company's monthly Patch Tuesday cycle. Nearly three dozen of those bugs earned Microsoft's most dire "critical" rating, and exploit code for at least three of the weaknesses is now publicly available.

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