MyBB Bans List 1.0 Cross Site Scripting

MyBB Bans List version 1.0 suffers from a cross site scripting vulnerability.

MD5 | 7adb3d1c47e070d2b5422342f95d6184

# Exploit Title: MyBB Bans List - Cross Site Scripting
# Date: 7/25/2018
# Author: 0xB9
# Twitter: @0xB9Sec
# Contact: 0xB9[at]
# Software Link:
# Version: 1.0
# Tested on: Ubuntu 18.04
# CVE: CVE-2018-14724

1. Description:
Adds bans.php page, showing a list of banned users and the reason of ban.

Any forum user that's a mod can ban users and input a payload into the ban reason which gets executed on the bans.php page.

2. Proof of Concept:

- Have a mod account
- Ban a user
- Input the following for reason of the ban <script>alert('XSS')</script>
- Anyone to view page will execute payload

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