MyBB is a powerful, efficient and free PHP forum project based on MySQL. It is an open source, intuitive, extensible and incredibly powerful forum you are looking for. The new Admin CP beats even the expensive back-end of vBulletin.

New Features of MyBB:
- Ease of Use: MyBB was designed to be easy to use, for both you and your visitors.
- Administration: Developed and refined to put you in full control of your forum.
- Threads, Posts, and Polls: Infinite possibilities arise from every conversation on your forum.
- Reputation: Give ratings and leave comments on other registered users and their posts.
- Moderation: Powerful tools for forum moderators and staff to work by your side.
- Private Messaging: Send messages to one or several registered users at a time, privately.
- Built-in Template & Theme Editor: A built in syntax highlighting template editor and easy CSS editor for aesthetic customization.

What's New in This Version:
- SQL injection vulnerability within the Admin Control Panel (ACP) in user search.
- SQL injection vulnerability within the ACP in Mail Log.
- SQL injection vulnerability within the ACP in User Inline Moderation.
- XSS within the ACP where an orphaned attachment has a malformed filename.
- Full Path Disclosure if malformed forumread cookie is used.