SQL Injection in Expresstech Quiz And Survey Master (Qsm) – Easy Maker
CVE-2026-2412
The Quiz and Survey Master (QSM) plugin for WordPress is vulnerable to SQL Injection via the 'merged_question' parameter in all versions up to, and including, 10.3.5. This is due to insufficient sanitization of user-supplied input before b…
Vulnerability class: SQL Injection
EPSS: 0.000 (3.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
Weakness classification (CWE)
References
- www.wordfence.com/threat-intel/vulnerabilities/id/b32bf1cb-3722-41fc-be51-dabe8…
- plugins.trac.wordpress.org/browser/quiz-master-next/tags/10.3.5/php/classes/cla…
- plugins.trac.wordpress.org/browser/quiz-master-next/tags/10.3.5/php/rest-api.php
- plugins.trac.wordpress.org/changeset/3486710/quiz-master-next/trunk/php/rest-ap…
- plugins.trac.wordpress.org/changeset/3486710/quiz-master-next/trunk/php/classes…
Frequently asked questions
- What is CVE-2026-2412?
- CVE-2026-2412 is a medium-severity vulnerability in Expresstech Quiz And Survey Master (Qsm) – Easy Maker, classified under SQL Injection. CVSS score: 6.5/10. Published 2026-03-23.
- How severe is CVE-2026-2412?
- Medium severity. CVSS v3 base score is 6.5 out of 10.