CVEs-PoC/2021/CVE-2021-4194.md

### [CVE-2021-4194](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4194)
![](https://img.shields.io/static/v1?label=Product&message=bookstackapp%2Fbookstack&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2021.12.1%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-284%20Improper%20Access%20Control&color=brighgreen)

### Description

bookstack is vulnerable to Improper Access Control

### POC

#### Reference
- https://huntr.dev/bounties/0bc8b3f7-9057-4eb7-a989-24cd5689f114

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