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.
Published: 2026-05-28
Score: 8.7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-gp95-j463-vv28 phpMyFAQ: Default Empty API Token Authentication Bypass
History

Thu, 28 May 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


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'}


Subscriptions

Phpmyfaq Phpmyfaq
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-06-23T16:16:23.300Z

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

Link: CVE-2026-35672

cve-icon Vulnrichment

Updated: 2026-05-28T15:27:19.398Z

cve-icon NVD

Status : Deferred

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

Modified: 2026-05-28T18:56:36.823

Link: CVE-2026-35672

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-28T16:45:20Z

Weaknesses