Claude Code found appending session URLs to Git commits and PRs by default

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Anthropic's Claude Code tool has been automatically appending Claude session URLs to Git commit messages and pull request descriptions without explicit user consent. The issue was reported on the official Claude Code GitHub repository and quickly gained attention from the developer community. This default behavior raised concerns about unintended data exposure and unwanted metadata being embedded in version control history. The issue, logged as number 66504, had accumulated points and comments on Hacker News, indicating notable community interest. Developers affected by this behavior flagged it as a potential privacy and workflow concern that warrants a configuration option or opt-in mechanism.

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