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CVE-2022-21715

MEDIUM
Published 2022-01-24T19:55:10.000Z
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CVSS Score

V3.1
5.4
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.006
probability
of exploitation in the wild

There is a 0.6% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.690
Higher than 69.0% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED

Impact Metrics

Confidentiality
LOW
Integrity
LOW
Availability
NONE

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

codeigniter4

CodeIgniter4

Affected Versions:

< 4.1.8

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed MODERATE

Cross-site Scripting Vulnerability in CodeIgniter4

GHSA-7528-7jg5-6g62

Advisory Details

### Impact Cross-Site Scripting (XSS) vulnerability was found in `API\ResponseTrait` in Codeigniter4. Attackers can do XSS attacks if you are using `API\ResponseTrait`. ### Patches Upgrade to v4.1.8 or later. ### Workarounds Do one of the following: 1. Do not use `API\ResponseTrait` nor `ResourceController` 2. Disable Auto Route and [Use Defined Routes Only](https://codeigniter4.github.io/userguide/incoming/routing.html#use-defined-routes-only) ### References - [Cross Site Scripting (XSS) Software Attack | OWASP Foundation](https://owasp.org/www-community/attacks/xss/) ### For more information If you have any questions or comments about this advisory: * Open an issue in [codeigniter4/CodeIgniter4](https://github.com/codeigniter4/CodeIgniter4/issues) * Email us at [SECURITY.md](https://github.com/codeigniter4/CodeIgniter4/blob/develop/SECURITY.md)

Affected Packages

Packagist codeigniter4/framework
ECOSYSTEM: ≥0 <4.1.8

CVSS Scoring

CVSS Score

5.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

References

WEB https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-7528-7jg5-6g62
ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2022-21715
WEB https://github.com/codeigniter4/CodeIgniter4/commit/70d881cf5322b7c32e69516aebd2273ac6a1e8dd
WEB https://codeigniter4.github.io/userguide/incoming/routing.html#use-defined-routes-only
WEB https://github.com/FriendsOfPHP/security-advisories/blob/master/codeigniter4/framework/CVE-2022-21715.yaml
PACKAGE https://github.com/codeigniter4/framework

Advisory provided by GitHub Security Advisory Database. Published: January 27, 2022, Modified: January 31, 2022

References

https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-7528-7jg5-6g62
https://github.com/codeigniter4/CodeIgniter4/commit/70d881cf5322b7c32e69516aebd2273ac6a1e8dd
https://codeigniter4.github.io/userguide/incoming/routing.html#use-defined-routes-only
Published: 2022-01-24T19:55:10.000Z
Last Modified: 2025-04-23T19:09:30.971Z
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