{"id":"CVE-2026-63222","title":"CodeIgniter is a PHP full-stack web framework","summary":"CodeIgniter is a PHP full-stack web framework. Prior to 4.7.4, calling UploadedFile::move() without a second argument uses the client-provided filename without sanitization, allowing a remote attacker to use path traversal sequences to w…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","cwe":["CWE-22"],"vendor":"codeigniter4","product":"codeigniter4/framework","affected":["codeigniter4/framework < 4.7.4"],"patched":["codeigniter4/framework 4.7.4"],"published":"2026-07-31","updated":"2026-09-08","sourceUpdated":"2026-09-08T20:51:43.490","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-63222","references":[{"url":"https://github.com/codeigniter4/CodeIgniter4/commit/20ebcf4694d96d3c97fbc3938e360730e4f54618","label":"security-advisories@github.com"},{"url":"https://github.com/codeigniter4/CodeIgniter4/releases/tag/v4.7.4","label":"security-advisories@github.com"},{"url":"https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-hhmc-q9hp-r662","label":"security-advisories@github.com"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-63222"},{"url":"https://github.com/advisories/GHSA-hhmc-q9hp-r662"}],"tags":["nvd","ghsa","composer"],"epss":0.0045,"epssPercentile":0.38496,"aliases":["GHSA-hhmc-q9hp-r662"],"ecosystem":"composer","ingestedAt":"2026-08-07T19:16:20.398Z","slug":"CVE-2026-63222","body":"## Overview\n\nCodeIgniter is a PHP full-stack web framework. Prior to 4.7.4, calling UploadedFile::move() without a second argument uses the client-provided filename without sanitization, allowing a remote attacker to use path traversal sequences to write uploaded content outside the intended directory when the application exposes an upload path. This issue is fixed in version 4.7.4.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Package advisory (CVE-2026-63222)\n\nAffected packages:\n\n- `codeigniter4/framework < 4.7.4`\n\nPatched in:\n\n- `codeigniter4/framework 4.7.4`\n\nSource: https://github.com/advisories/GHSA-hhmc-q9hp-r662","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}