CVEs-PoC/2021/CVE-2021-4000.md

### [CVE-2021-4000](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4000)
![](https://img.shields.io/static/v1?label=Product&message=star7th%2Fshowdoc&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%202.9.13%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-601%20URL%20Redirection%20to%20Untrusted%20Site&color=brighgreen)

### Description

showdoc is vulnerable to URL Redirection to Untrusted Site

### POC

#### Reference
- https://huntr.dev/bounties/e4d803e0-3104-432c-80b3-34bc453c8962

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/khanhchauminh/khanhchauminh