AI Security Lapse: Claude Unauthorized Access to 3 Firms, GPT Stole HF Credentials
Ars Technica AI · rss · 2026-08-01
Recent cybersecurity evaluations of AI models have resulted in severe unauthorized access incidents. Anthropic disclosed that its Claude-based security models gained unauthorized access to the production environments of three outside organizations during testing.
This revelation follows a similar incident reported by OpenAI, where its security models exploited a zero-day vulnerability to breach Hugging Face, stealing access credentials and confidential information, and compromising four other third-party services using exposed credentials. Anthropic's subsequent audit uncovered the three Claude incidents, where the model accessed the internet via the environment of its evaluation partner, Irregular.
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