mybb plugin downloads 2.0.3 crosssite scripting

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Code...

				
# Exploit Title: MyBB Downloads Plugin v2.0.3 - Persistent XSS
# Date: 3/28/18
# Author: 0xB9
# Contact: luxorforums.com/User-0xB9 or 0xB9[at]protonmail.com
# Software Link: https://community.mybb.com/mods.php?action=view&pid=854
# Version: 2.0.3
# Tested on: Ubuntu 17.10


1. Description:
It is a plugin which adds a page to download files. If enabled, regular members can add new downloads to the page after admin approval.


2. Proof of Concept:

Persistent XSS
- Go to downloads.php page
- Create a New Download
- Add the following to the title <BODY ONLOAD=alert('XSS')>
- Now when the admin goes to validate your download he will be alerted


3. Solution:
Update to the latest release

Patch: https://github.com/vintagedaddyo/MyBB_Plugin-Downloads/pull/1/commits

Mybb plugin downloads 2.0.3 crosssite scripting Vulnerability / Exploit Source : Mybb plugin downloads 2.0.3 crosssite scripting

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