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AI Agent Session Smuggling Attack Identified by Researchers

First seen 10 Nov 2025, 11:52 UTC • •

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ThreatCluster •March 12, 2026 at 13:27 UTC

Researchers at Palo Alto Networks' Unit 42 have identified a new attack technique called agent session smuggling. This method allows malicious AI agents to covertly inject harmful commands into communications between AI agents, posing a risk to automated systems. The attack does not directly target humans but manipulates the AI agents themselves.

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