In JetBrains Hub versions earlier than 2018.4.11436, there was no option to force a user to change the password and no password expiration policy was implemented.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2019-6050
https://blog.jetbrains.com/blog/2019/09/26/jetbrains-security-bulletin-q2-2019/