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A single prompt was enough to hijack every AI agent in an AWS account, Zenity researchers found

Zenity Labs researchers say a single publicly accessible AI agent on Amazon's Bedrock AgentCore was enough to take over every AgentCore agent in the same AWS account and region. The attack exploited an internal AWS interface for temporary cloud credentials that agents could reach without restrictio…

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  1. 2026-10-08 13:01 · The Decoder
    A single prompt was enough to hijack every AI agent in an AWS account, Zenity researchers found

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