Anthropic Says Manual Deployment Error Exposed Claude Code Source
Summary
MAP files included in a Claude Code production package exposed source code and internal details. Anthropic’s DMCA notices led GitHub to remove over 8,100 repositories, while a Claude Code architect said the company will add automation and sanity checks.
Key points
- MAP files were mistakenly included in a Claude Code production package, exposing source code and unobfuscated internal data.
- Anthropic issued DMCA takedown notices, resulting in GitHub removing over 8,100 repositories containing the code.
- The article says complete removal of the exposed code from the internet is unlikely.
- Claude Code principal architect Boris Cherny attributed the exposure to human error during a deployment with manual steps.
- Cherny said Anthropic is adding automation and sanity checks to help prevent a recurrence.
Article Details
- Event Type
- Source-code exposure caused by MAP files being accidentally included in a production package.
- Impact
- The MAP files exposed unobfuscated Claude Code source and internal architecture and implementation details. Anthropic's DMCA notices led GitHub to remove more than 8,100 repositories containing the code, but complete removal from the internet is described as unlikely. Boris Cherny attributed the incident to human error involving a missed manual deployment step.
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AnthropicAnthropic issued DMCA takedown notices that led GitHub to remove over 8,100 repositories but acknowledged complete eradication is unlikely, with principal architect Boris Cherny attributing the incident to human errorGitHubAnthropic issued DMCA takedown notices that led GitHub to remove over 8,100 repositories but acknowledged complete eradication is unlikely, with principal architect Boris Cherny attributing the incident to human error