An AI coding agent accident shows why agent controls matter

On April 25, 2026, an used at PocketOS deleted a and its backups in about nine seconds. PocketOS builds software for car rental companies, and the agent was Cursor running . It was working in a when it ran into a credential mismatch.

The agent tried to fix the problem by deleting a . It found an API token in an unrelated file, then used a delete command that removed the real production volume instead of a test one. No approval step stopped the action.

The backups disappeared too because Railway stored volume-level backups on the same volume. Staff had to rebuild customer reservations over the weekend from Stripe payment records and email logs.

Key points

  • An working in a deleted a production .
  • The agent found an API token in an unrelated file and used it to run the delete action.
  • There was no approval step before the destructive command ran.
  • Backups were lost because they were tied to the same .
  • Agent systems need , human approval for risky actions, and independent backups.
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