{"id":"CVE-2024-29904","aliases":["GHSA-39fp-mqmm-gxj6"],"url":"https://o3.security/vulnerability/CVE-2024-29904","summary":"CodeIgniter4 Language class DoS Vulnerability","details":"### 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","published":"2024-03-29T15:32:38.686Z","modified":"2026-08-12T03:51:21.623764225Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"codeigniter4/framework","fixedVersion":"4.4.7"}],"fix":{"url":"https://github.com/codeigniter4/CodeIgniter4/commit/fa851acbae7ae4c5a97f8f38ae87aa0822a334c0","label":"codeigniter4/CodeIgniter4@fa851ac"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/29xxx/CVE-2024-29904.json"},{"type":"ADVISORY","url":"https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-39fp-mqmm-gxj6"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-29904"},{"type":"FIX","url":"https://github.com/codeigniter4/CodeIgniter4/commit/fa851acbae7ae4c5a97f8f38ae87aa0822a334c0"},{"type":"PACKAGE","url":"https://github.com/codeigniter4/CodeIgniter4"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:21.623764225Z"}}