CVE-2026-63223
1 advisory.
Packagist/codeigniter4/framework CVE-2026-63223: critical 9.8
CodeIgniter: Uploaded file extension validation bypass in `is_image` and `mime_in` rules
Action: Upgrade codeigniter4/framework to 4.7.4 or later.
composer require codeigniter4/framework:4.7.4Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 4.7.4 | - |
Fixed versions
| 4.7.4 |
Sources
- osv: GHSA-mmj4-63m4-r6h5
- https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-mmj4-63m4-r6h5
- https://nvd.nist.gov/vuln/detail/CVE-2026-63223
- https://github.com/codeigniter4/CodeIgniter4/commit/b6e9a4fa1dca2df3d3f261bdf61532df8c6420aa
- https://github.com/codeigniter4/CodeIgniter4
- https://github.com/codeigniter4/CodeIgniter4/releases/tag/v4.7.4
CVE-2026-63223 · published · modified · JSON