AI IntelligenceAug 31, 2026AI Intelligence
Article
A researcher demonstrated that a simple website summary request can hijack Claude Code Opus 5 in Auto Mode and achieve code...
Execution with a 60-80% success rate in a small sample. The result contradicts Anthropic's commissioned evaluation showing a 0.00% prompt-injection success rate for Opus 5 in Auto Mode.
Data Cube AI EditorialSource: Hacker News
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Source Brief
A researcher demonstrated that a simple website summary request can hijack Claude Code Opus 5 in Auto Mode and achieve code execution with a 60-80% success rate in a small sample. The result contradicts Anthropic's commissioned evaluation showing a 0.00% prompt-injection success rate for Opus 5 in Auto Mode.
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