Who Is Your Agent Serving? Provider-Side Indirect Prompt Injection in Proactive Agents
Proactive personal agents increasingly decide what to recommend, how to personalize advice, and what follow-up assistance to offer, creating a new user-decision attack surface for provider-side indirect prompt injection. We show that an external provider need not access private user context, compromise the agent, or ga...
Rui Wang, Chao Wang, Xin-Chen Wang et al.
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