cve/2021/CVE-2021-28145.md

### [CVE-2021-28145](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28145)
![](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

Concrete CMS (formerly concrete5) before 8.5.5 allows remote authenticated users to conduct XSS attacks via a crafted survey block. This requires at least Editor privileges.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/S1lkys/CVE-2021-40101