[GHSA-8q5r-mmjf-575q] Claude Code Action: Malicious MCP Server Configuration in PRs Enables Remote Code Execution and Secret Exfiltration

[antonisloukis]

Updates

• References

Comments
Add the upstream remediation commit that restores trusted base-branch configuration before the action runs. This commit is included in v1.0.74, the first patched release.

[github]

Hi there @jason-anthropic! A community member has suggested an improvement to your security advisory. If approved, this change will affect the global advisory listed at github.com/advisories. It will not affect the version listed in your project repository.

This change will be reviewed by our Security Curation Team. If you have thoughts or feedback, please share them in a comment here! If this PR has already been closed, you can start a new community contribution for this advisory

[advisory-database]

Hi @antonisloukis! Thank you so much for contributing to the GitHub Advisory Database. This database is free, open, and accessible to all, and it's people like you who make it great. Thanks for choosing to help others. We hope you send in more contributions in the future!