CVE-2022-21715 json
Cross-site Scripting Vulnerability in CodeIgniter4
published 2022-01-24 4 y ago modified 2026-06-17 4 mo ago also BIT-codeigniter-2022-21715 , EUVD-2022-0495 , GHSA-7528-7jg5-6g62
- cvss
- 5.4
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 63%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- packagist codeigniter4/framework 4.1.8
- bitnami codeigniter 4.1.8
- codeigniter codeigniter 4.1.8
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 18 mo ago
Exploit prediction
1.00% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N |
| GitHub | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N |
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
| OSV | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | codeigniter4/framework | <4.1.8 |
4.1.8 |
| bitnami | codeigniter | >=4.0.0, <4.1.8 |
4.1.8 |
Affected products
- codeigniter4 CodeIgniter4
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/codeigniter4/CodeIgniter4/commit/70d881cf5322b7c32e69516aebd2273ac6a1e8dd
web, patch, third-party-advisory
-
codeigniter4.github.io
/userguide/incoming/routing.html#use-defined-routes-only
web, mitigation, vendor-advisory
-
github.com
/codeigniter4/CodeIgniter4/security/advisories/GHSA-7528-7jg5-6g62
web, mitigation, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2022-21715
advisory
-
github.com
/FriendsOfPHP/security-advisories/blob/master/codeigniter4/framework/CVE-2022-21715.yaml
web
-
github.com
/codeigniter4/framework
package
Sources
- CVE List CVE-2022-21715
- GitHub Advisory GHSA-7528-7jg5-6g62
- NVD CVE-2022-21715
- OSV BIT-codeigniter-2022-21715
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