cve/2023/CVE-2023-5725.md

### [CVE-2023-5725](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-5725)
![](https://img.shields.io/static/v1?label=Product&message=Firefox%20ESR&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Firefox&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Thunderbird&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=unspecified%3C%20115.4%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=unspecified%3C%20115.4.1%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=unspecified%3C%20119%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=WebExtensions%20could%20open%20arbitrary%20URLs&color=brighgreen)

### Description

A malicious installed WebExtension could open arbitrary URLs, which under the right circumstance could be leveraged to collect sensitive user data. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.

### POC

#### Reference
- https://bugzilla.mozilla.org/show_bug.cgi?id=1845739

#### Github
- https://github.com/fkie-cad/nvd-json-data-feeds