Researcher Demos Website-Based Hijack of Claude Code Opus 5 Auto Mode

Security researcher wunderwuzzi23 demonstrated a complete attack chain that hijacks Claude Code Opus 5's Auto Mode via a single website, achieving system-level compromise with a 60-80% success rate.

2026-08-28 ~ 2026-08-28 · 3 related posts

• Vuln: Website Hijacks Claude Code Opus 5 for System Compromise — wunderwuzzi23 · 2026-08-28
• Researcher demos hijacking Claude Code for full system compromise — wunderwuzzi23 · 2026-08-28
• Researcher Breaks Claude Code Opus 5 Auto Mode with 80% Attack Success Rate — wunderwuzzi23 · 2026-08-28