We have received external reports of Phishing attempts using this url redirect functionality, these are now being rejected.
Visit https://github.com/janhebnes/startlist.club/issues/245
Invalid redirect was attempted with https://startlist.club/MSF/Account/Login?returnUrl=%2FMSF%2FFlight%2FDetails%2Fb2524dcc-b0f2-4d20-8507-e45dd0dde5d2