CVE-2026-35672

phpMyFAQ before 4.1.3 contains an authentication bypass vulnerability in API v4.0 where the default empty api.apiClientToken allows unauthenticated users to create and modify FAQ entries. Attackers can send an empty x-pmf-token header to bypass token validation and inject malicious content via POST endpoints /api/v4.0/faq/create, /api/v4.0/category, and /api/v4.0/question.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-gp95-j463-vv28
https://www.vulncheck.com/advisories/phpmyfaq-authentication-bypass-via-empty-api-token
https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-gp95-j463-vv28

Configurations

No configuration.

History

28 May 2026, 17:16

Type	Values Removed	Values Added
References	~~() https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-gp95-j463-vv28 -~~	() https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-gp95-j463-vv28 -

28 May 2026, 16:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-28 16:16

Updated : 2026-05-28 18:56

NVD link : CVE-2026-35672

Mitre link : CVE-2026-35672

CVE.ORG link : CVE-2026-35672

JSON object : View

Products Affected

No product.

CWE

CWE-1188

Insecure Default Initialization of Resource

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