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CVE-2022-23556

HIGH CVSS: 7.0 Published: 2022-12-22 Modified: 2026-06-17

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()`.

Affected Platforms

Codeigniter Codeigniter

Weakness Type

CWE-345

References