Breaking Claude Code Opus 5 Auto Mode

In this post, we explore how a simple website summary request hijacks Claude Code Opus 5 in Auto Mode and achieves code execution with 60-80% attack success …
396 points by Recursing 52 days ago embracethered.com 119 comments

Summary

A website summary request can unexpectedly exploit vulnerabilities in Claude Code Opus 5’s Auto Mode, leading to significant code execution success rates. This finding highlights critical security concerns for users and developers alike.

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