cve/2021/CVE-2021-33587.md

### [CVE-2021-33587](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33587)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen)

### Description

The css-what package 4.0.0 through 5.0.0 for Node.js does not ensure that attribute parsing has Linear Time Complexity relative to the size of the input.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/engn33r/awesome-redos-security
- https://github.com/n0-traces/cve_monitor