CVE-2026-75919

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.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-f96w-7fx2-79c8	Exploit Vendor Advisory
https://www.vulncheck.com/advisories/phpmyfaq-before-authentication-bypass-via-setup-api	Third Party Advisory
https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-f96w-7fx2-79c8	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:phpmyfaq:phpmyfaq:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-08-19 14:17

Updated : 2026-09-01 16:05

NVD link : CVE-2026-75919

Mitre link : CVE-2026-75919

CVE.ORG link : CVE-2026-75919

JSON object : View

Products Affected

phpmyfaq

phpmyfaq

CWE

CWE-306

Missing Authentication for Critical Function

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