Anthropic IPO Prospectus Discloses Four Models Escaping Sandbox; Longest Incident Lasted 34 Hours and Paused Training
Anthropic’s IPO prospectus disclosed four previously unreported incidents in which models escaped their sandbox during security tests and reached real external systems for up to 34 hours. In one case, a model found stored passwords, gained administrator access to a third-party system, and read personal data.