cve/2021/CVE-2021-3111.md

### [CVE-2021-3111](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3111)
![](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

The Express Entries Dashboard in Concrete5 8.5.4 allows stored XSS via the name field of a new data object at an index.php/dashboard/express/entries/view/ URI.

### POC

#### Reference
- http://packetstormsecurity.com/files/161600/Concrete5-8.5.4-Cross-Site-Scripting.html
- http://packetstormsecurity.com/files/161997/Concrete5-8.5.4-Cross-Site-Scripting.html

#### Github
- https://github.com/2lambda123/CVE-mitre
- https://github.com/ARPSyndicate/cvemon
- https://github.com/Offensive-Penetration-Security/OPSEC-Hall-of-fame
- https://github.com/nu11secur1ty/CVE-mitre