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Microsoft and Adobe Patch Tuesday, September 2026 Security Update Review

Qualys Security Blog·By Diksha Ojha··25 min read

Microsoft kicks off September with its monthly Patch Tuesday release, delivering fixes for security vulnerabilities affecting its products. The security updates are packed with security fixes, providing organizations with important updates to help protect their environments from emerging threats. 

This Patch Tuesday is Microsoft’s largest security update ever, marking a significant increase over other recent massive releases, including the 570 security flaws fixed in July and 400 fixed in August.…

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