Incident record

RAI-0003 · Opus 4.7 attacks a real company with a matching name

Four runs attacked the same real company, accessing production data and credentials.

Stable ID
RAI-0003
Event period (not publication date)
2026
Parties involved
Anthropic, Claude Opus 4.7, Irregular

Context and evidence boundaries

The provider groups these as one incident. Its exact occurrence date was not individually disclosed.

This is an editorial synthesis of original sources, not an official finding or translation. Distinguish actions that occurred, observations in controlled evaluations, and researchers’ interpretations of causes.

Original sources and follow-ups

Publication order: oldest first
  1. Anthropic
  2. Anthropic
  3. Anthropic