CVEs-PoC/2020/CVE-2020-11709.md

### [CVE-2020-11709](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11709)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

cpp-httplib through 0.5.8 does not filter \r\n in parameters passed into the set_redirect and set_header functions, which creates possibilities for CRLF injection and HTTP response splitting in some specific contexts.

### POC

#### Reference
- https://gist.github.com/shouc/a9330df817128bc4c4132abf3de09495
- https://github.com/yhirose/cpp-httplib/issues/425

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