What is CVE-2026-111904?

CVE-2026-111904 is a medium-severity vulnerability in Thorsten Phpmyfaq, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-10-17.

How severe is CVE-2026-111904?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Thorsten Phpmyfaq

CVE-2026-111904

phpMyFAQ 4.2.0-alpha before 4.2.0-beta contains an information disclosure vulnerability that allows unauthenticated attackers to read hidden open questions due to an inverted api.onlyPublicQuestions check in OpenQuestionController. Attackers can send GET requests to the /api/v4.0/open-questions endpoint to retrieve non-public moderation or internal questions and their associated usernames.

Vulnerability class: Information Disclosure

Published 2026-10-17 · last modified 2026-10-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Thorsten Phpmyfaq

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

github.com/thorsten/phpMyFAQ/security/advisories/GHSA-6xm9-p734-8fx6 (vendor-advisory)
www.vulncheck.com/advisories/phpmyfaq-4.2.0-alpha-before-4.2.0-beta-information… (third-party-advisory)

Frequently asked questions

What is CVE-2026-111904?: CVE-2026-111904 is a medium-severity vulnerability in Thorsten Phpmyfaq, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-10-17.
How severe is CVE-2026-111904?: Medium severity. CVSS v3 base score is 5.3 out of 10.