Claude Computer Use turned into attacker-controlled 'ZombAI' bot via prompt injection
AI loose in the worldInjectionDERIVED
Days after Anthropic released Claude Computer Use — a beta model-plus-code setup that lets Claude control a computer by taking screenshots and running bash commands — Johann Rehberger demonstrated that prompt injection could turn it into a remotely controlled bot ('ZombAI'). An instruction embedded in a page the agent visited could commandeer the machine because the agent executes commands autonomously; Anthropic's own documentation flagged these injection risks for the beta feature.
What this means for youThis is a security demonstration rather than a confirmed attack. At work, anyone letting an AI agent control a computer or browser should limit its permissions and review what it is asked to do on untrusted web pages.
Source: Embrace The Red (Johann Rehberger)
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