CVEs-PoC/2020/CVE-2020-7743.md

### [CVE-2020-7743](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7743)
![](https://img.shields.io/static/v1?label=Product&message=mathjs&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%207.5.1%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Prototype%20Pollution&color=brighgreen)

### Description

The package mathjs before 7.5.1 are vulnerable to Prototype Pollution via the deepExtend function that runs upon configuration updates.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/dellalibera/dellalibera