CVE-2026-111902

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Accept-Language header to the comments and attachments API endpoints to read comments and attachment listings of unpublished or ACL-restricted FAQs.

CVSS 4.0

6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS

0.3% chance of exploitation in the next 30 days; higher than 18% of CVEs (scores of 2026-10-25)

CWE

CWE-639

Published

2026-10-17

Modified

2026-10-19

Record from

the NVD, synced 2026-10-19

References

• https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-g6fj-8cjr-wrxv
• https://www.vulncheck.com/advisories/phpmyfaq-4.2.0-alpha-before-4.2.0-beta-authorization-bypass-via-comments-and-attachments-api

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