CVE-2022-23556 Information

Description

CodeIgniter is a PHP full-stack web framework. This vulnerability may allow attackers to spoof their IP address when the server is behind a reverse proxy. This issue has been patched please upgrade to version 4.2.11 or later and configure Config\App::$proxyIPs. As a workaround do not use $request->getIPAddress().

Reference

https://github.com/codeigniter4/CodeIgniter4/commit/5ca8c99b2db09a2a08a013836628028ddc984659 https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-ghw3-5qvm-3mqc