CodeIgniter 3.1.3 was released today, with some critical security fixes, as well as numerous bug fixes.Security: Fixed an email handling issue, and an XSS vulnerability, as well as some CSRF hardening.Bug fixes: for the Database, Email, File Uploading, Image Manipulation, Input, Loader, Output, Query Builder, Session, and XML-RPC libraries; as well as for the Date helper and the bootstrap file.This is recommended for all users of version 3. Download v3.1.3 now, and we encourage you to read the changelog , and to check the directions for upgrading from a previous version