As of now there is currently no public version of the site at this very moment. Please return to this once there is, it might be updated by then.
Please make a issue on this page and title the issue "Security vulnerabilitie". At the description, Discribe the vulnerabilitie (and steps to reproduce it, if needed). I'll look at it as see if it NEEDS fixing/patching
Please do not make joke issues as they will be locked, marked as off-topic, and ignored