[3] Similar products include XenForo, WordPress, Joomla, Drupal, MyBB, and phpBB.

The StyleVars system was added to draw CSS variables directly from the vBulletin Template code.

In July 2010, the BBC reported that there was a serious flaw in vBulletin software that allows anyone to easily access the database username and password.

[6] In October 2010, Internet Brands sued three former employees, just as their new competing software XenForo was to be launched,[4] as well as a second lawsuit in the United States claiming breach of contract, copyright infringement, and misappropriation of trade secrets.

[9][10][11] On 18 September 2023, Wayne Luke confirmed that the previously-community run modifications website, vBulletin.org, would be sunset and shut down on 24 August 2024; modification creators were advised to post their content on the main vbulletin.com website via the Social Groups feature, or to host them via other means.