The worst hacks and breaches of 2026 (so far) | TechCrunch

▤ Summary

This roundup highlights the biggest hacks and breaches of 2026 so far and shows how cybersecurity failures continue to disrupt governments, critical infrastructure, and software-dependent businesses. It covers alleged exposure of Social Security data, attacks on water and energy systems, destructive malware at Stryker, and ransomware-style disruption at Instructure. It also describes supply chain compromises affecting open source tools and downstream companies such as OpenAI and Vercel. The article underscores how weak security hygiene, credential theft, and poor incident readiness can create major operational and financial damage.

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