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.
History

Thu, 28 May 2026 15:30:00 +0000

Type Values Removed Values Added
Description 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.
Title phpMyFAQ - Authentication Bypass via Empty API Token
First Time appeared Phpmyfaq
Phpmyfaq phpmyfaq
Weaknesses CWE-1188
CPEs cpe:2.3:a:phpmyfaq:phpmyfaq:*:*:*:*:*:*:*:*
Vendors & Products Phpmyfaq
Phpmyfaq phpmyfaq
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-05-28T15:28:15.557Z

Reserved: 2026-04-04T12:32:50.476Z

Link: CVE-2026-35672

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-28T16:16:21.667

Modified: 2026-05-28T16:16:21.667

Link: CVE-2026-35672

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-28T16:30:15Z