{"id":"CVE-2022-21715","aliases":["BIT-codeigniter-2022-21715","EUVD-2022-0495","GHSA-7528-7jg5-6g62"],"status":"published","title":"Cross-site Scripting Vulnerability in CodeIgniter4","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.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01002,"percentile":0.63181,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2022-01-24T19:55:10Z","modified":"2026-10-28T02:31:07Z","fixes":[{"ecosystem":"Packagist","package":"codeigniter4/framework","fixed_in":["4.1.8"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"codeigniter","fixed_in":["4.1.8"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"codeigniter4/framework","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.8"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"codeigniter","ranges":[{"type":"SEMVER","events":[{"introduced":"4.0.0"},{"fixed":"4.1.8"}]}]},{"source":"osv","ecosystem":"Packagist","package":"codeigniter4/framework","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.8"}]}],"versions":["4.0.0","4.0.0-rc.4","v4.0.0-alpha.3","v4.0.0-alpha.4","v4.0.0-alpha.5","v4.0.0-beta.1","v4.0.0-beta.2","v4.0.0-beta.3","v4.0.0-beta.4","v4.0.0-rc.1","v4.0.0-rc.2","v4.0.0-rc.2.1","v4.0.0-rc.3","v4.0.1","v4.0.2","v4.0.3","v4.0.4","v4.0.5","v4.1.0","v4.1.1","v4.1.2","v4.1.3","v4.1.4","v4.1.5","v4.1.6","v4.1.7"]}],"products":[{"vendor":"codeigniter","product":"codeigniter"},{"vendor":"codeigniter4","product":"codeigniter4"}],"references":[{"url":"https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-7528-7jg5-6g62","tags":["x_refsource_CONFIRM","x_transferred","Mitigation","Third Party Advisory","web","advisory"]},{"url":"https://github.com/codeigniter4/CodeIgniter4/commit/70d881cf5322b7c32e69516aebd2273ac6a1e8dd","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","web","fix"]},{"url":"https://codeigniter4.github.io/userguide/incoming/routing.html#use-defined-routes-only","tags":["x_refsource_MISC","x_transferred","Mitigation","Vendor Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-21715","tags":["advisory"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/codeigniter4/framework/CVE-2022-21715.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-7528-7jg5-6g62"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/21xxx/CVE-2022-21715.json","tags":["advisory"]},{"url":"https://github.com/codeigniter4/framework","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2022-21715","title":"Cross-site Scripting Vulnerability in CodeIgniter4","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.","status":"published","published":"2022-01-24T19:55:10Z","modified":"2025-04-23T19:09:30.971Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:34:29.478363Z"}],"euvd":[{"id":"EUVD-2022-0495","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.","status":"published","published":"2022-01-24T19:55:10Z","modified":"2025-04-23T19:09:30Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:52:06.891582Z"}],"ghsa":[{"id":"GHSA-7528-7jg5-6g62","title":"Cross-site Scripting Vulnerability in CodeIgniter4","description":"### Impact\nCross-Site Scripting (XSS) vulnerability was found in `API\\ResponseTrait` in Codeigniter4.\nAttackers can do XSS attacks if you are using `API\\ResponseTrait`.\n\n### Patches\nUpgrade to v4.1.8 or later.\n\n### Workarounds\nDo one of the following:\n1. Do not use `API\\ResponseTrait` nor `ResourceController`\n2. Disable Auto Route and [Use Defined Routes Only](https://codeigniter4.github.io/userguide/incoming/routing.html#use-defined-routes-only)\n\n### References\n- [Cross Site Scripting (XSS) Software Attack | OWASP Foundation](https://owasp.org/www-community/attacks/xss/)\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [codeigniter4/CodeIgniter4](https://github.com/codeigniter4/CodeIgniter4/issues)\n* Email us at [SECURITY.md](https://github.com/codeigniter4/CodeIgniter4/blob/develop/SECURITY.md)\n","status":"published","published":"2022-01-27T15:09:00Z","modified":"2024-01-24T10:22:51Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:37:32.302254Z"}],"nvd":[{"id":"CVE-2022-21715","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.","status":"published","published":"2022-01-24T20:15:08.713Z","modified":"2026-06-17T04:26:49.403Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:11.52734Z"}],"osv":[{"id":"CVE-2022-21715","title":"Cross-site Scripting Vulnerability in CodeIgniter4","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.","status":"published","published":"2022-01-24T19:55:10Z","modified":"2026-10-28T02:31:07.239998241Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:44:23.655778Z"},{"id":"GHSA-7528-7jg5-6g62","title":"Cross-site Scripting Vulnerability in CodeIgniter4","description":"### Impact\nCross-Site Scripting (XSS) vulnerability was found in `API\\ResponseTrait` in Codeigniter4.\nAttackers can do XSS attacks if you are using `API\\ResponseTrait`.\n\n### Patches\nUpgrade to v4.1.8 or later.\n\n### Workarounds\nDo one of the following:\n1. Do not use `API\\ResponseTrait` nor `ResourceController`\n2. Disable Auto Route and [Use Defined Routes Only](https://codeigniter4.github.io/userguide/incoming/routing.html#use-defined-routes-only)\n\n### References\n- [Cross Site Scripting (XSS) Software Attack | OWASP Foundation](https://owasp.org/www-community/attacks/xss/)\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [codeigniter4/CodeIgniter4](https://github.com/codeigniter4/CodeIgniter4/issues)\n* Email us at [SECURITY.md](https://github.com/codeigniter4/CodeIgniter4/blob/develop/SECURITY.md)\n","status":"published","published":"2022-01-27T15:09:00Z","modified":"2024-02-16T08:05:07.804629Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:40.657155Z"},{"id":"BIT-codeigniter-2022-21715","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.","status":"published","published":"2024-03-06T10:54:26.48Z","modified":"2024-03-06T11:25:28.861Z","updated_at":"2026-11-02T15:28:28.70813Z"}]}}