CVE-2026-75919
phpMyFAQ before 4.1.7 Authentication Bypass via Setup API
- State
- Published
- Severity
- 6.9 Medium
- Published
- Aug 19, 2026
- Updated
- Aug 19, 2026
- Reserved
- Aug 18, 2026
Description
phpMyFAQ before 4.1.7 contains an authentication bypass vulnerability in SetupController that allows unauthenticated attackers to run database migrations and create configuration backups when maintenance mode is enabled. Attackers can call POST /api/setup/update-database and POST /api/setup/backup endpoints to execute database updates, disable maintenance mode, and extract database credentials from generated ZIP archives.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L | VulnCheck |
Weaknesses
- CWE-306 Missing Authentication for Critical Function
Affected Products
| Product | Versions |
|---|---|
phpMyFAQthorsten |
|
References
- GitHub Security Advisory (GHSA-f96w-7fx2-79c8)vendor-advisory
- VulnCheck Advisory: phpMyFAQ before 4.1.7 Authentication Bypass via Setup APIthird-party-advisory
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