### [CVE-2016-9077](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9077)
![](https://img.shields.io/static/v1?label=Product&message=Firefox&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2050%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Canvas%20filters%20allow%20feDisplacementMaps%20to%20be%20applied%20to%20cross-origin%20images%2C%20allowing%20timing%20attacks%20on%20them&color=brighgreen)

### Description

Canvas allows the use of the "feDisplacementMap" filter on images loaded cross-origin. The rendering by the filter is variable depending on the input pixel, allowing for timing attacks when the images are loaded from third party locations. This vulnerability affects Firefox < 50.

### POC

#### Reference
- http://www.securityfocus.com/bid/94337

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