CVE-2021-36898: Expresstech Quiz And Survey Master

High severity, CVSS 7.2. EPSS: 0.9% chance of exploitation in the next 30 days.

Auth. SQL Injection (SQLi) vulnerability in Quiz And Survey Master plugin <= 7.3.4 on WordPress.

Affected products

• Expresstech Quiz And Survey Master: up to and including 7.3.4

Published 2022-10-28. Last modified 2026-06-17.