CVEs-PoC/2021/CVE-2021-33623.md

### [CVE-2021-33623](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33623)
![](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

The trim-newlines package before 3.0.1 and 4.x before 4.0.1 for Node.js has an issue related to regular expression denial-of-service (ReDoS) for the .end() method.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/marcosrg9/YouTubeTV