A simple human mistake has revealed all 500,000+ lines of code that make up Claude Code. How big a deal is that, really?

Anthropic has exposed Claude Code's source code, with a packaging error triggering a rapid chain reaction across GitHub and ...

This is the mothership of all code leaks! The code of #ClaudeCode has been leaked! The big deal is that #Anthropic is a ...

The exposure traces back to version 2.1.88 of the @anthropic-ai/claude-code package on npm, which was published with a 59.8MB ...

Anthropic accidentally exposed over half a million lines of its Claude Code, triggering a rapid global effort to copy and ...

Attackers stole a long-lived npm token from the lead axios maintainer and published two poisoned versions that drop a ...

Anthropic's accidental leak has exposed Claude AI's internal code, revealing several unreleased features like Buddy, KAIROS ...

Claude Code has been writing nearly 100% of its own code, but the leak of its codebase yesterday didn’t have anything to ...

A supply-chain attack backdoored versions of Axios, a popular JavaScript library that's present in many different software ...

Researchers scan 10 million websites and uncover thousands of exposed API keys quietly granting access to cloud systems and ...

An npm registry for Claude Code was inadvertently made available, and many of Anthropic’s tricks and features are now public ...

IntroductionOn March 31, 2026, Anthropic accidentally exposed the full source code of Claude Code (its flagship ...