# Exploit Title: MyBB OUGC Awards Plugin v1.8.3 - Cross-Site Scripting # Date: 12/31/2018 # Author: 0xB9 # Twitter: @0xB9Sec # Contact: 0xB9[at]pm.me # Software Link: https://community.mybb.com/mods.php?action=view&pid=396 # Version: 1.8.3 # Tested on: Ubuntu 18.04 # CVE: CVE-2019-3501 1. Description: OUGC Awards plugin for MyBB forum allows admins and moderators to grant awards to users which displays on profiles/posts. The reason input isn't sanitized on awards page and user profiles. 2. Proof of Concept: - Have a mod account level or higher - Go to Manage Awards in ModCP - Give an award to a user and input payload for reason - Payload executes when viewing award on awards.php and user profiles. 3. Solution: Update to 1.8.19