VULNERABILITY INTELLIGENCE
CVE-2022-21715
CVSS score5.4 MEDIUM
EPSS probability1.00%
CISA KEVNot currently listed
Published2022-01-24
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Description
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.
Weakness classification
- security-advisories@github.com: CWE-79
- nvd@nist.gov: CWE-79
Primary references
- security-advisories@github.com — Mitigation, Vendor Advisory
- security-advisories@github.com — Patch, Third Party Advisory
- security-advisories@github.com — Mitigation, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mitigation, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mitigation, Third Party Advisory