Researcher poisons open-weight AI model for under $100

Jul 16, 2026

A researcher has demonstrated that an open-weight AI model can be poisoned for less than $100, exposing vulnerabilities in the model supply chain. The attack takes advantage of the lack of verification mechanisms for open-weight models, raising concerns about their trustworthiness and security.

Why it matters: This incident highlights the security risks associated with relying on open-weight AI models without proper verification.

Full story at: The Register / AI & ML ↗