cve/2021/CVE-2021-21802.md

### [CVE-2021-21802](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21802)
![](https://img.shields.io/static/v1?label=Product&message=Advantech&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-79%3A%20Improper%20Neutralization%20of%20Input%20During%20Web%20Page%20Generation%20('Cross-site%20Scripting')&color=brighgreen)

### Description

This vulnerability is present in device_graph_page.php script, which is a part of the Advantech R-SeeNet web applications. A specially crafted URL by an attacker and visited by a victim can lead to arbitrary JavaScript code execution.

### POC

#### Reference
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1272

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