cve/2018/CVE-2018-3740.md

### [CVE-2018-3740](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-3740)
![](https://img.shields.io/static/v1?label=Product&message=sanitize%20(ruby%20gem)&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Improper%20Neutralization%20of%20Input%20During%20Web%20Page%20Generation%20('Cross-site%20Scripting')%20(CWE-79)&color=brighgreen)

### Description

A specially crafted HTML fragment can cause Sanitize gem for Ruby to allow non-whitelisted attributes to be used on a whitelisted HTML element.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon