Install a new MyBB forum or upgrade from older versions.
.zip – 2.15 MBDownload from MyBB.com Download from GitHub
Upgrade from the previous version.
.zip – 0.85 MBDownload from MyBB.com Download from GitHub
Running the upgrade script is required.
Before performing any upgrade please remember to backup your forum’s files and database and store them safely. If you have edited core files, including language files, please make sure you make a changelog for these changes so you can make them again (if necessary) once the upgrade is complete.
Follow the Upgrade Documentation for more detailed instructions.
Security vulnerabilities addressed (5)
Reset Password reflected XSS
ModCP Profile Editor username reflected XSS
Reported by Jovan Zivanovic MaTRIS Research Group, SBA Research
Predictable CSRF token for guest users
Reported by Devilshakerz MyBB Team
ACP Stylesheet Properties XSS
Reported by Cillian Collins
Reset Password username enumeration via email
Reported by Abdullah Md. Shaleh
Issues resolved (42)View issues on GitHub
Changed Files ()
Changed Language Files (9)There are changes to 9 language file(s). Changed languages files can be cross-referenced from the list above.
Changed Templates (47)