July’s Patch Tuesday release from Microsoft marks a decidedly heavy month for IT admins with 129 vulnerabilities to patch, including 5 (yes, you read that right) zero-days and 9 critical vulnerabilities.

Admins will want to make quick moves on this month’s zero-days, which include a security feature bypass vulnerability in Microsoft Outlook (CVE-2023-35311) that is sure to be popular among bad actors. 

Get details on this CVE and others to prioritize here.