CVEs-PoC/2021/CVE-2021-21806.md

### [CVE-2021-21806](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21806)
![](https://img.shields.io/static/v1?label=Product&message=Webkit&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=Webkit%20WebKitGTK%202.30.3%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=use-after-free&color=brightgreen)

### Description

An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.3 x64. A specially crafted HTML web page can cause a use-after-free condition, resulting in remote code execution. The victim needs to visit a malicious web site to trigger the vulnerability.

### POC

#### Reference
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1214

#### Github
- https://github.com/Live-Hack-CVE/CVE-2021-21806