Only the latest release (or the default branch when there is no release yet) receives security fixes.
Please do not open a public issue for security problems.
Report it privately through GitHub’s private vulnerability reporting:
https://github.com/kajisho5/github-solo-skill/security/advisories/new
(Repository page -> Security tab -> Report a vulnerability.)
Please include what you found, how to reproduce it, and the affected version. This project is maintained by one person, so replies are best-effort.