AnalysisCybersecurityAugust 27, 2026

Claude, Codex, and Hermes installed unowned code inside corporate networks

Researchers found 120 llms.txt files on 6,214 scanned domains pointing to unregistered packages; a few dozen companies, including Fortune 500s, executed proof-of-concept code. Coding agents Claude, Codex, and Hermes were involved in the installs.

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