April 2026 Patch Tuesday: Critical Zero-Days, High-Impact RCEs, and How to Prioritize Your Patching
If your patch calendar has been quiet lately, April just changed that. Microsoft’s April 2026 Patch Tuesday landed with 164 fixes—twice as many as March—headlined by an actively exploited SharePoint zero-day and a publicly disclosed Defender elevation-of-privilege flaw with proof-of-concept code. Add in multiple Critical remote code execution bugs across Windows IKE, Remote Desktop Client,…