CVEs-PoC/2021/CVE-2021-3916.md

### [CVE-2021-3916](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3916)
![](https://img.shields.io/static/v1?label=Product&message=bookstackapp%2Fbookstack&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2021.10.3%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-22%20Improper%20Limitation%20of%20a%20Pathname%20to%20a%20Restricted%20Directory%20('Path%20Traversal')&color=brighgreen)

### Description

bookstack is vulnerable to Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

### POC

#### Reference
- https://huntr.dev/bounties/0be32e6b-7c48-43f0-9cec-433000ad8f64

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