cvedb.io
CVE-2022-23556
HIGH · CVSS 7
EPSS exploitation probability: 0%
Published 2022-12-22T19:15:09.090 · Last modified 2026-06-17T04:30:20.987

Summary

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 products

codeigniter — codeigniter

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.