PACKETSTORM

📄 Concrete CMS 9.4.3 Cross Site Scripting_PACKETSTORM:209109

Description

Concrete................................................
Visit Original Source

Basic Information

ID PACKETSTORM:209109
Published Sep 2, 2025 at 00:00

Affected Product

Affected Versions # Exploit Title: Concrete CMS version 9.4.3 - Stored XSS
# Date: 2/09/2025
# Exploit Author: Chokri Hammedi
# Vendor Homepage: https://www.concretecms.org/
# Software Link:
https://www.concretecms.org/download_file/8e11ad24-cc1e-4880-8553-7c18ede22c50/2658
# Version: 9.4.3
# Tested on: Windows XP


'''
Description:
A stored XSS vulnerability in the Concrete CMS admin panel allows
administrators to inject malicious scripts into the site's tracking codes,
which then execute for every site visitor.

'''


Reproduction Steps:
1. Login to Concrete CMS dashboard with administrator credentials
2. Navigate to: Dashboard → System & Settings → SEO & Statistics → Tracking
Codes
3. Locate the "Footer Tracking Codes" text input field
4. Insert malicious JavaScript payload: <script>alert('XSS')</script>
5. Save the configuration changes
6. Visit any frontend page of the website

Observe JavaScript alert execution on page load

💭 Join the Security Discussion

🔒 Your email address will not be published. Required fields are marked *

⚠️ Please be respectful and constructive in your comments. Security discussions should remain professional.