LocalTapiola: Enumeration in unsubscribe -function of /omatalousuk (viestinta.lahitapiola.fi)

Hi, I would like to report an issue where malicious user can unsubscribe any customer email subscription from viestinta.lahitapiola.fi. I am not sure if this in scope, but i took the liberty to bring forward to you, so that you can fix the bug. Impact Subscribe or unsubscribe is always a...