MyBB Upcoming Events plugin version 1.32 suffers from a cross site scripting vulnerability.
0bbd4c6a83d39c1d1f4a9817b88eca2a# Exploit Title: MyBB Upcoming Events Plugin 1.32 - Cross-Site Scripting
# Date: 3/8/2019
# Author: 0xB9
# Twitter: @0xB9Sec
# Contact: 0xB9[at]pm.me
# Software Link: https://community.mybb.com/mods.php?action=view&pid=1231
# Version: 1.32
# Tested on: Ubuntu 18.04
# CVE: CVE-2019-9650
1. Description:
This plugin shows upcoming calendar events on the forum index and portal page. Event names are vulnerable to XSS.
2. Proof of Concept:
- Go to the calander.php page and add a new event
- Input a payload for the event name <script>alert('XSS')</script>
Payload will be executed on index.php
3. Solution:
Update to 1.33