CVEs-PoC/2021/CVE-2021-22176.md

### [CVE-2021-22176](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22176)
![](https://img.shields.io/static/v1?label=Product&message=GitLab&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3E%3D13.7.0%2C%20%3C13.7.7%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3E%3D13.8.0%2C%20%3C13.8.4%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3E%3D3.0.1%2C%20%3C13.6.7%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Improper%20access%20control%20in%20GitLab&color=brightgreen)

### Description

An issue has been discovered in GitLab affecting all versions starting with 3.0.1. Improper access control allows demoted project members to access details on authored merge requests

### POC

#### Reference
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22176.json

#### Github
- https://github.com/EdgeSecurityTeam/Vulnerability
- https://github.com/SexyBeast233/SecBooks
- https://github.com/tzwlhack/Vulnerability