cve/2019/CVE-2019-8400.md

### [CVE-2019-8400](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-8400)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

ORY Hydra before v1.0.0-rc.3+oryOS.9 has Reflected XSS via the oauth2/fallbacks/error error_hint parameter.

### POC

#### Reference
- https://www.youtube.com/watch?v=RIyZLeKEC8E
- https://www.youtube.com/watch?v=RIyZLeKEC8E

#### Github
No PoCs found on GitHub currently.