CVEs-PoC/2021/CVE-2021-22916.md

### [CVE-2021-22916](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22916)
![](https://img.shields.io/static/v1?label=Product&message=https%3A%2F%2Fgithub.com%2Fbrave%2Fbrave-core&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=Fixed%20in%201.26.60%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Information%20Disclosure%20(CWE-200)&color=brightgreen)

### Description

In Brave Desktop between versions 1.17 and 1.26.60, when adblocking is enabled and a proxy browser extension is installed, the CNAME adblocking feature issues DNS requests that used the system DNS settings instead of the extension's proxy settings, resulting in possible information disclosure.

### POC

#### Reference
No PoCs from references.

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