### [CVE-2021-22197](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22197)
![](https://img.shields.io/static/v1?label=Product&message=GitLab&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3E%3D10.6%2C%20%3C13.8.7%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3E%3D13.10%2C%20%3C13.10.1%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3E%3D13.9%2C%20%3C13.9.5%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Uncontrolled%20resource%20consumption%20in%20GitLab&color=brightgreen)

### Description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.6 where an infinite loop exist when an authenticated user with specific rights access a MR having source and target branch pointing to each other

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/0xfschott/CVE-search