CVE-2024-34224 | Cross Site Scripting# Computer Laboratory Management System using PHP and MySQL 1.0
#### Submitter: Kha Do
## Vulnerability
Cross Site Scripting
## Description
Cross Site Scripting vulnerability in /php-lms/classes/Users.php?f=save in Computer Laboratory Management System using PHP and MySQL 1.0 allow remote attackers to inject arbitrary web script or HTML via the firstname, middlename, lastname parameters.
## Affected component
Path URL: /php-lms/classes/Users.php?f=save
Parameters: **firstname, middlename, lastname**
## POC
Input payload `<script>alert(123)</script>` into firstname **parameter** and save it.

After saving, the pop-up windows like will appear:

[4.0K] /data/pocs/f02330c5d6368075e62f9c6ba2768c75a56640b1
└── [ 882] README.md
0 directories, 1 file