[*] :: Title: Perfex - Powerful Open Source CRM v2.3.4 Stored XSS Injection
[*] :: Author: QUIXSS
[*] :: Date: 2019-04-25
[*] :: Software: Perfex - Powerful Open Source CRM v2.3.4
[?] :: Technical Details & Description:
# Weak security measures like bad input fields data filtering has been discovered in the «Perfex - Powerful Open Source CRM». Current version of this web-application is 2.3.4.
[?] :: Demo Website:
# Backend: https://www.perfexcrm.com/demo/admin/authentication
# Login/Password (admin): firstname.lastname@example.org/123123
[!] :: Special Note:
# Author of this web-application was warned about bad security measures. Nothing has changed.
[!] :: For developers:
# Disabling any data changes on a demo websites doesn't make your applications more secure. It's good for business and sales but you are simply double-crossing your clients.
[+] :: PoC [Links]:
[+] :: PoC [Stored XSS Injection]:
# Authorize on the demo website for tests, then go to https://www.perfexcrm.com/demo/admin/settings page. On the «Company Name» input field use payload like " onload="alert('QUIXSS');"/>, save the data and then you'll see that XSS filter is not triggered and your payload is successfully injected.
# Sample payload #1: " onload="alert('QUIXSS');"/>
# Sample payload #2: " onload="alert('QUIXSS');window.open('https://cxsecurity.com/');"/>