Well of course a hostile actor could use this incredibly accessible resource to test a bunch of emails and find their passwords.
Though perhaps there could be a service where you enter in an email address and it sends an email to that address containing the passwords. That would be a slightly more complicated server to set up though
Im 99% sure this is exactly what HIBY used to do, and changed their processes. I'm unsure if this was due to government pressures or what
OK, I would pay for this service.
It doesn't use any information that's not already exposed.
It reveals the extent of my problem to me.