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

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 says it accidentally leaked the source code for Claude Code, which is closed source, but the company says no ...

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

Anthropic accidentally released part of the internal source code for its AI-powered coding assistant Claude Code due to ...

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

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

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

Boris Cherny, the creator and Head of Claude Code at Anthropic, has confirmed that there was a leak of the company’s internal ...

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

Google links Axios npm supply chain attack to UNC1069 after trojanized versions 1.14.1 and 0.30.4 spread WAVESHAPER.V2, ...

Discover the implications of the Claude code leak, revealing the inner mechanics of Anthropic's AI system, including ...