CodeIgniter 3.1.4 was released today, with some security and bug fixes.Security: Fixed byte-safety handling in the encryption code, and a header injection.Bug fixes: for the Database, Input, Loader, Session libraries; and for the Html, Text & common functions helpers.Also updated the Query Builder and Profiler.Enhancements: Image library.This is recommended for all users of version 3. Download v3.1.4 now, and we encourage you to read the changelog , and to check the directions for upgrading from a previous version