Vulnerability Monitor

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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.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.4, indicating it can be exploited remotely over the network with relatively low complexity though user interaction is required and does not require pre-existing privileges . The vulnerability impacts limited data confidentiality, limited integrity, for affected systems. Impacting 1 product from codeigniter organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2022, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2022-01-24T20:15:08.713

Last Modified

2024-11-21T06:45:17.603

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.4 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Secondary
CWE-79
Type: Primary
CWE-79

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	codeigniter	codeigniter	< 4.1.8	Yes

References

https://codeigniter4.github.io/userguide/incoming/routing.html#use-defined-routes-only Mitigation, Vendor Advisory ([email protected])
https://github.com/codeigniter4/CodeIgniter4/commit/70d881cf5322b7c32e69516aebd2273ac6a1e8dd Patch, Third Party Advisory ([email protected])
https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-7528-7jg5-6g62 Mitigation, Third Party Advisory ([email protected])
https://codeigniter4.github.io/userguide/incoming/routing.html#use-defined-routes-only Mitigation, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/codeigniter4/CodeIgniter4/commit/70d881cf5322b7c32e69516aebd2273ac6a1e8dd Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-7528-7jg5-6g62 Mitigation, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For codeigniter's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.