p PatchFirst

CVE-2022-23556

CVE-2022-23556 · CodeIgniter is vulnerable to IP address spoofing when using proxy

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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()`.

CVSS 7.0 · High · EPSS 0.4% · Fix available

Published
Updated

Stack: php

Affected products and versions

  • codeigniter4

    Versions
    • < 4.2.11: Affected

    No fix published

  • codeigniter4/framework Packagist

    Versions
    • 4.0.0
    • 4.0.0-rc.4
    • v4.0.0-alpha.3
    • v4.0.0-alpha.4
    • v4.0.0-alpha.5
    • v4.0.0-beta.1
    • v4.0.0-beta.2
    • v4.0.0-beta.3
    • v4.0.0-beta.4
    • v4.0.0-rc.1
    • v4.0.0-rc.2
    • v4.0.0-rc.2.1
    • v4.0.0-rc.3
    • v4.0.1
    • v4.0.2
    • v4.0.3
    • v4.0.4
    • v4.0.5
    • v4.1.0
    • v4.1.1
    • v4.1.2
    • v4.1.3
    • v4.1.4
    • v4.1.5
    • v4.1.6
    • v4.1.7
    • v4.1.8
    • v4.1.9
    • v4.2.0
    • v4.2.1
    • v4.2.10
    • v4.2.2
    • v4.2.3
    • v4.2.4
    • v4.2.5
    • v4.2.6
    • v4.2.7
    • v4.2.8
    • v4.2.9
    Affected ranges
    • ECOSYSTEM: < 4.2.11

    Update to 4.2.11

Original sources

Check your server →