Claude Code's source code has been leaked via a map file in their NPM registry
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Claude source code leak via NPM, major supply chain security incident for AI tools.
Summary
The article details a security incident where the source code for Claude Code, likely an AI coding tool from Anthropic, was accidentally exposed via a source map file in its NPM package. This suggests a misconfiguration in the package registry, leading to the leak of proprietary code.
Key Takeaways
- Audit and restrict source map and debug file publication in your NPM and other package registries to prevent unintended code exposure.
Why it matters
For a senior engineer focused on AI/ML tooling and cloud infrastructure, this underscores critical vulnerabilities in software supply chains and the importance of securing package deployments in environments like NPM and PaaS.