CVE-2026-66397

phpMyFAQ before 4.1.6 fails to validate path traversal sequences in the existing_image field during category updates, allowing authenticated attackers to delete arbitrary files by exploiting insufficient sanitization in Image::delete(). Attackers can delete the database.php configuration file to disable the installation gate and access the public setup wizard to create new superadmin accounts.

CVSS

No CVSS.

References

Link	Resource
https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-mh9w-5hr8-3272
https://www.vulncheck.com/advisories/phpmyfaq-before-path-traversal-via-category-image-deletion
https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-mh9w-5hr8-3272

Configurations

No configuration.

History

24 Oct 2026, 13:10

Type	Values Removed	Values Added
Summary		(es) phpMyFAQ anterior a la versión 4.1.6 no valida las secuencias de salto de ruta en el campo existing_image durante las actualizaciones de categoría, lo que permite a atacantes autenticados eliminar archivos arbitrarios explotando una sanitización insuficiente en Image::delete(). Los atacantes pueden eliminar el archivo de configuración database.php para deshabilitar la puerta de instalación y acceder al asistente de configuración público para crear nuevas cuentas de superadministrador.

Information

Published : 2026-07-27 16:18

Updated : 2026-10-24 13:10

NVD link : CVE-2026-66397

Mitre link : CVE-2026-66397

CVE.ORG link : CVE-2026-66397

JSON object : View

Products Affected

No product.

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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