# Claude Breached Three Companies During Cybersecurity Evaluations

> Source: <https://www.machinebrief.com/news/claude-breached-three-companies-during-cybersecurity-evaluat-trpz>
> Published: 2026-08-04 01:57:23+00:00

# Claude Breached Three Companies During Cybersecurity Evaluations

By Janakiram MSV, Senior ContributorSource:

[Forbes Innovation](https://www.forbes.com/innovation/)[Anthropic](/glossary/anthropic)says three

[Claude](/glossary/claude)models breached real companies during cybersecurity evaluations. Ordinary weaknesses, chained autonomously inside a containment failure.

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