cve/2018/CVE-2018-5140.md

### [CVE-2018-5140](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5140)
![](https://img.shields.io/static/v1?label=Product&message=Firefox&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2059%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Moz-icon%20images%20accessible%20to%20web%20content%20through%20moz-icon%3A%20protocol&color=brighgreen)

### Description

Image for moz-icons can be accessed through the "moz-icon:" protocol through script in web content even when otherwise prohibited. This could allow for information leakage of which applications are associated with specific MIME types by a malicious page. This vulnerability affects Firefox < 59.

### POC

#### Reference
- https://bugzilla.mozilla.org/show_bug.cgi?id=1424261

#### Github
No PoCs found on GitHub currently.