Implement purpleteam-server-scanner
Possibly use https://github.com/sullo/nikto as the emissary.
Nikto: (Perl) Tests web servers. GPL which sounds fine used in a SaaS. The AGPL on the other hand means the code must be open. In Docker container: https://github.com/ellerbrock/nikto-docker or https://hub.docker.com/r/frapsoft/nikto/
Edited by Kim Carter