Anthropic's hugely popular AI-powered coding tool, Claude Code, has had its entire source code leaked online via a source map file (source map) published in the npm registry. The leak was discovered on March 31, 2026, when security researcher Chaofan Shou no…
The entire source code of the Claude Code has accidentally leaked online
Anthropic's AI-powered coding assistant, Claude Code, had its entire source code leaked online due to an exposed source map file in the npm registry discovered on March 31, 2026. The leak enables attackers to analyze the proprietary codebase for vulnerabilities, including potential Remote Code Execution (RCE) flaws, affecting all users of Claude Code. Immediate action is required to mitigate risks associated with reverse engineering and exploit development.