CVE-2026-111902

phpMyFAQ 4.2.0-alpha before 4.2.0-beta Authorization Bypass via Comments and Attachments API

State: Published
Severity: 6.9 Medium
Published: Oct 17, 2026
Updated: Oct 19, 2026
Reserved: Oct 17, 2026

Description

phpMyFAQ 4.2.0-alpha before 4.2.0-beta contains an authorization bypass vulnerability in isFaqAccessibleForUser() that treats a missing FAQ translation as visible to unauthenticated users. Attackers can send a mismatched Accept-Language header to the comments and attachments API endpoints to read comments and attachment listings of unpublished or ACL-restricted FAQs.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/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:L/I:N/A:N	VulnCheck

Weaknesses

CWE-639 Authorization Bypass Through User-Controlled Key

Affected Products

Product	Versions
phpMyFAQthorsten	4.2.0-alpha to before 4.2.0-betaAffected 4.2.0-betaNot affected

References

GitHub Security Advisory (GHSA-g6fj-8cjr-wrxv)vendor-advisory
VulnCheck Advisory: phpMyFAQ 4.2.0-alpha before 4.2.0-beta Authorization Bypass via Comments and Attachments APIthird-party-advisory

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