CVE-2022-21715

CodeIgniter4 is the 4.x branch of CodeIgniter, a PHP full-stack web framework. A cross-site scripting (XSS) vulnerability was found in `API\ResponseTrait` in Codeigniter4 prior to version 4.1.8. Attackers can do XSS attacks if a potential victim is using `API\ResponseTrait`. Version 4.1.8 contains a patch for this vulnerability. There are two potential workarounds available. Users may avoid using `API\ResponseTrait` or `ResourceController` Users may also disable Auto Route and use defined routes only.

Score

CVSS 3.1 6.1 Medium

Status

Modified - security-advisories@github.com

Published

2022-01-24

Last modified

2025-04-23

Weaknesses

CWE-79

Affected products

• Codeigniter (Codeigniter)
• Codeigniter4 (Codeigniter4)

References

• https://codeigniter4.github.io/userguide/incoming/routing.html#use-defined-routes-only
• https://github.com/codeigniter4/CodeIgniter4/commit/70d881cf5322b7c32e69516aebd2273ac6a1e8dd
• https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-7528-7jg5-6g62