Soft Serve is a self-hostable Git server for the command line. Versions prior to 0.11.1 have a SSRF vulnerability where webhook URLs are not validated, allowing repository administrators to create webhooks targeting internal services, private networks, and cloud metadata endpoints. Version 0.11.1 fixes the vulnerability.
https://github.com/charmbracelet/soft-serve/security/advisories/GHSA-vwq2-jx9q-9h9f
https://github.com/charmbracelet/soft-serve/releases/tag/v0.11.1
https://github.com/charmbracelet/soft-serve/commit/bb73b9a0eea0d902da4811420535842a4f9aae3b