OS Weekly: A New Defender Zero-Day, a Critical vCenter Flaw & Patching Smarter

Sun, 16 Aug 2026 00:00:00 +0000

It was a loud week for patching discipline. A brand-new Microsoft Defender zero-day landed days after Patch Tuesday, attackers are already chaining a critical VMware vCenter flaw in the wild, and August’s update deluge is a reminder that raw CVE counts aren’t a triage strategy. Add in a new tool for spotting who’s tracking you online and a look at why security budgets keep climbing, and here’s what mattered this week.

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OS Weekly: A New Defender Zero-Day, a Critical vCenter Flaw & Patching Smarter