Microsoft Fixes 974 Flaws in Record Patch Tuesday

https://assets.techrepublic.com/uploads/2026/09/microsoft-sept-patch.jpg?f=jpeg

Microsoft’s September security patch sets a record with 974 fixes. Image: Generated by ChatGPT

Microsoft’s record September Patch Tuesday fixes 974 vulnerabilities, including two exploited zero-days. Here’s what IT teams should prioritize.

Sep 9, 2026

Microsoft’s September Patch Tuesday has turned patching into a numbers game, with nearly 1,000 vulnerabilities landing at once and two already being exploited.

Microsoft addressed 974 vulnerabilities in its September 2026 security update, making it the company’s largest Patch Tuesday release on record. Security researchers counted 119 critical vulnerabilities, with 723 entries affecting Windows components and 111 affecting Office products.

The surge follows several months of unusually large releases, including 570 vulnerabilities in July and 400 in August. Security researchers have suggested that Microsoft’s growing use of AI-assisted discovery tools may be contributing to the increase. But the size of the list is not the most important part.

Microsoft has classified two vulnerabilities...

Copyright of this story solely belongs to www.techrepublic.com. To see the full text click HERE

Read more