What is CVE-2026-46364?

CVE-2026-46364 is a critical-severity vulnerability in Thorsten Phpmyfaq, classified under SQL Injection. CVSS score: 9.8/10. Published 2026-05-15.

How severe is CVE-2026-46364?

Critical severity. CVSS v3 base score is 9.8 out of 10.

SQL Injection in Thorsten Phpmyfaq

CVE-2026-46364

phpMyFAQ before 4.1.2 contains an unauthenticated SQL injection vulnerability in BuiltinCaptcha::garbageCollector() and BuiltinCaptcha::saveCaptcha() methods that interpolate unsanitized User-Agent headers into DELETE and INSERT queries. U…

Vulnerability class: SQL Injection

EPSS: 0.001 (20.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Thorsten Phpmyfaq — versions 0, 4.1.2

Weakness classification (CWE)

CWE-89 — SQL Injection

References

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

Frequently asked questions

What is CVE-2026-46364?: CVE-2026-46364 is a critical-severity vulnerability in Thorsten Phpmyfaq, classified under SQL Injection. CVSS score: 9.8/10. Published 2026-05-15.
How severe is CVE-2026-46364?: Critical severity. CVSS v3 base score is 9.8 out of 10.