cve/2021/CVE-2021-45822.md

### [CVE-2021-45822](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-45822)
![](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

A cross-site scripting vulnerability is present in Xbtit 3.1. The stored XSS vulnerability occurs because /ajaxchat/sendChatData.php does not properly validate the value of the "n" (POST) parameter. Through this vulnerability, an attacker is capable to execute malicious JavaScript code.

### POC

#### Reference
- https://emaragkos.gr/infosec-adventures/xbtit-3-1-xss-stored-amp-reflected/
- https://github.com/btiteam/xbtit-3.1/issues/7

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