CVEs-PoC/2021/CVE-2021-39884.md

### [CVE-2021-39884](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39884)
![](https://img.shields.io/static/v1?label=Product&message=GitLab&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3E%3D14.2%2C%20%3C14.2.5%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3E%3D14.3%2C%20%3C14.3.1%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3E%3D8.13%2C%20%3C14.1.7%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Improper%20authorization%20in%20GitLab&color=brightgreen)

### Description

In all versions of GitLab EE since version 8.13, an endpoint discloses names of private groups that have access to a project to low privileged users that are part of that project.

### POC

#### Reference
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39884.json

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