Provide references for CVE-2019-8400.
Where can I find more information about CVE-2019-8400?
References are available at: https://drive.google.com/file/d/1-25expUYVfK6vsiCmEabUCuelOP7aUDj/view?usp=drivesdk, https://www.youtube.com/watch?v=RIyZLeKEC8E, https://github.com/ory/hydra/blob/master/CHANGELOG.md#v100-rc3oryos9-2018-12-06, https://hackerone.com/reports/456333, https://github.com/ory/hydra/commit/9b5bbd48a72096930af08402c5e07fce7dd770f3.