Hackers Use LLM Agent to Move From Marimo RCE to Internal Database in Four Pivots

A new kind of cyberattack is changing how defenders must think about intrusion detection. On May 10, 2026, a threat actor used a large language model (LLM) agent to drive a full post-exploitation chain, starting from an exposed notebook server and ending with an internal database dumped in under two minutes. This was not a pre-scripted attack....

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