CVE-2022-21715: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

January 24, 2022 (updated January 28, 2022)

CodeIgniter4 is the branch of CodeIgniter, a PHP full-stack web framework. A cross-site scripting (XSS) vulnerability was found in API\ResponseTrait in Codeigniter4 Attackers can do XSS attacks if a potential victim is using API\ResponseTrait. 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.

References

codeigniter4.github.io/userguide/incoming/routing.html
github.com/codeigniter4/CodeIgniter4/commit/70d881cf5322b7c32e69516aebd2273ac6a1e8dd
github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-7528-7jg5-6g62
nvd.nist.gov/vuln/detail/CVE-2022-21715

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