### [CVE-2021-27733](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27733)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen)

### Description

In JetBrains YouTrack before 2020.6.6441, stored XSS was possible via an issue attachment.

### POC

#### Reference
- https://blog.jetbrains.com/blog/2021/05/07/jetbrains-security-bulletin-q1-2021/

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