Deprecation note: GitHub is deprecating repository security advisories in private repositories. As of 15th February 2024, you will no longer be able to create security advisories in private repositories.
This deprecation does not affect published security advisories on public repositories.
Formerly published advisories in private repositories will disappear. If you need to save previously published advisories, you can download them using the GitHub REST API. For more information, see "Repository security advisories" in the REST API documentation.