MyBB Hide Thread Content Plugin 1.0 – Information Disclosure
# Exploit Title: MyBB Hide Thread Content Plugin 1.0 - Information Disclosure # Date: 1/27/2021 # Author: 0xB9 # Twitter: @0xB9Sec # Contact: 0xB9[at]pm.me # Software Link: https://community.mybb.com/mods.php?action=view&pid=1430 # Version: 1.0 # Tested on: Windows 10 # CVE: CVE-2021-3337 1. Description: This plugin hides thread content until user replies to the thread. The information disclosure is hidden content can be viewed without replying. 2. Proof of Concept: - Visit a post where content is hidden - Click the reply or quote button below Thread content will be displayed in the [quote] bracket without needing to reply |