cve/2018/CVE-2018-21250.md

### [CVE-2018-21250](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-21250)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

An issue was discovered in Mattermost Server before 5.2.2, 5.1.2, and 4.10.4. It allows remote attackers to cause a denial of service (memory consumption) via crafted image dimensions.

### POC

#### Reference
- https://mattermost.com/security-updates/

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