CVE-2026-66397
phpMyFAQ before 4.1.6 Path Traversal via category image deletion
- State
- Published
- Severity
- 8.6 High
- Published
- Jul 27, 2026
- Updated
- Jul 28, 2026
- Reserved
- Jul 26, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.6 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
Weaknesses
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Affected Products
| Product | Versions |
|---|---|
phpMyFAQthorsten |
|
References
- GitHub Security Advisory (GHSA-mh9w-5hr8-3272)vendor-advisory
- VulnCheck Advisory: phpMyFAQ before 4.1.6 Path Traversal via category image deletionthird-party-advisory
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