What is CVE-2026-45009?

CVE-2026-45009 is a medium-severity vulnerability in Thorsten Phpmyfaq, classified under Incorrect Authorization. CVSS score: 4.3/10. Published 2026-05-15.

How severe is CVE-2026-45009?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Thorsten Phpmyfaq

CVE-2026-45009

phpMyFAQ before 4.1.2 contains an insufficient authorization vulnerability in admin-api routes that allows authenticated ordinary users to access administrative endpoints by only checking login status instead of verifying backend privilege…

Vulnerability class: Broken Access Control

EPSS: 0.000 (8.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Thorsten Phpmyfaq — versions 4.1.1, 4.1.2

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-45009?: CVE-2026-45009 is a medium-severity vulnerability in Thorsten Phpmyfaq, classified under Incorrect Authorization. CVSS score: 4.3/10. Published 2026-05-15.
How severe is CVE-2026-45009?: Medium severity. CVSS v3 base score is 4.3 out of 10.