Claude Code source code leaked via npm source map 2026

Claude Code Source Code Exposed via npm Source Map — Anthropic's Build Pipeline Mistake

🔄 Developing Story — Last updated: April 2, 2026 16:30 UTC. Anthropic has confirmed the leak and is issuing DMCA takedown notices. Security researchers have surfaced alarming findings including an undisclosed stealth mode, autonomous background agent, and a Sentry contradiction. R2 map file no longer visible via CDN browse. No CVEs assigned. No patched npm version. See Updates section below. Updates April 2, 2026 — 16:30 UTC R2 map file no longer visible via CDN; lawsuit deposition detail; Sentry contradiction; official hardening guide. ...

March 31, 2026 · 11 min · Red Team Guide
AI vulnerability research - Claude finding zero days

Claude Found 500 Zero-Days. What Does It Mean for Red Teamers?

By now you’ve probably seen the tweet. 1.2 million views and counting. Anthropic’s Claude Opus 4.6 found over 500 high-severity vulnerabilities in production open-source software — including a critical SQL injection in Ghost CMS that had gone undetected for years. If you work in offensive security, this should get your attention. Not because AI is coming for your job. Because the game just changed, and you need to understand how. ...

March 29, 2026 · 5 min · Red Team Guide