{"id":"CVE-2024-29904","aliases":["EUVD-2024-0802","GHSA-39fp-mqmm-gxj6"],"status":"published","title":"CodeIgniter4 Language class DoS Vulnerability","description":"CodeIgniter is a PHP full-stack web framework A vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server. Upgrade to v4.4.7 or later.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00773,"percentile":0.56026,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-674","CWE-835"],"published":"2024-03-29T15:32:38Z","modified":"2026-10-28T02:30:24Z","fixes":[{"ecosystem":"Packagist","package":"codeigniter4/framework","fixed_in":["4.4.7"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"codeigniter4/framework","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.7"}]}]},{"source":"osv","ecosystem":"Packagist","package":"codeigniter4/framework","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.7"}]}],"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","v4.1.8","v4.1.9","v4.2.0","v4.2.1","v4.2.10","v4.2.11","v4.2.12","v4.2.2","v4.2.3","v4.2.4","v4.2.5","v4.2.6","v4.2.7","v4.2.8","v4.2.9","v4.3.0","v4.3.1","v4.3.2","v4.3.3","v4.3.4","v4.3.5","v4.3.6","v4.3.7","v4.3.8","v4.4.0","v4.4.1","v4.4.2","v4.4.3","v4.4.4","v4.4.5","v4.4.6"]}],"products":[{"vendor":"codeigniter","product":"codeigniter"},{"vendor":"codeigniter4","product":"codeigniter4"}],"references":[{"url":"https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-39fp-mqmm-gxj6","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","web"]},{"url":"https://github.com/codeigniter4/CodeIgniter4/commit/fa851acbae7ae4c5a97f8f38ae87aa0822a334c0","tags":["x_refsource_MISC","x_transferred","Patch","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-29904","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-39fp-mqmm-gxj6"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/29xxx/CVE-2024-29904.json","tags":["advisory"]},{"url":"https://github.com/codeigniter4/CodeIgniter4","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-29904","title":"CodeIgniter4 Language class DoS Vulnerability","description":"CodeIgniter is a PHP full-stack web framework A vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server. Upgrade to v4.4.7 or later. \n","status":"published","published":"2024-03-29T15:32:38.686Z","modified":"2024-08-21T22:44:16.609Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:34:15.337999Z"}],"euvd":[{"id":"EUVD-2024-0802","description":"CodeIgniter is a PHP full-stack web framework A vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server. Upgrade to v4.4.7 or later. \n","status":"published","published":"2024-03-29T15:32:38Z","modified":"2024-08-21T22:44:16Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T00:56:13.735057Z"}],"ghsa":[{"id":"GHSA-39fp-mqmm-gxj6","title":"CodeIgniter4 DoS Vulnerability","description":"### Impact\nA vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server.\n\n### Patches\nUpgrade to v4.4.7 or later. See [upgrading guide](https://codeigniter4.github.io/userguide/installation/upgrade_447.html).\n\n### Workarounds\n- Disabling Auto Routing prevents a known attack vector in the framework.\n- Do not pass invalid values to the `lang()` function or `Language` class.\n\n### References\n- https://codeigniter4.github.io/userguide/outgoing/localization.html#language-localization\n- https://codeigniter4.github.io/userguide/general/common_functions.html#lang","status":"published","published":"2024-03-29T16:36:38Z","modified":"2025-05-07T18:49:42Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-674","CWE-835"],"updated_at":"2026-11-02T14:38:43.172412Z"}],"nvd":[{"id":"CVE-2024-29904","description":"CodeIgniter is a PHP full-stack web framework A vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server. Upgrade to v4.4.7 or later. \n","status":"published","published":"2024-03-29T16:15:08.593Z","modified":"2026-06-17T07:23:20.4Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-835","CWE-674"],"updated_at":"2026-11-02T14:09:44.124823Z"}],"osv":[{"id":"CVE-2024-29904","title":"CodeIgniter4 Language class DoS Vulnerability","description":"CodeIgniter is a PHP full-stack web framework A vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server. Upgrade to v4.4.7 or later. \n","status":"published","published":"2024-03-29T15:32:38.686Z","modified":"2026-10-28T02:30:24.979531645Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T15:44:40.06138Z"},{"id":"GHSA-39fp-mqmm-gxj6","title":"CodeIgniter4 DoS Vulnerability","description":"### Impact\nA vulnerability was found in the Language class that allowed DoS attacks. This vulnerability can be exploited by an attacker to consume a large amount of memory on the server.\n\n### Patches\nUpgrade to v4.4.7 or later. See [upgrading guide](https://codeigniter4.github.io/userguide/installation/upgrade_447.html).\n\n### Workarounds\n- Disabling Auto Routing prevents a known attack vector in the framework.\n- Do not pass invalid values to the `lang()` function or `Language` class.\n\n### References\n- https://codeigniter4.github.io/userguide/outgoing/localization.html#language-localization\n- https://codeigniter4.github.io/userguide/general/common_functions.html#lang","status":"published","published":"2024-03-29T16:36:38Z","modified":"2026-09-10T03:50:09.948536318Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-674","CWE-835"],"updated_at":"2026-11-02T15:46:35.406455Z"}]}}