CVE-2021-36906: Expresstech Quiz And Survey Master

High severity, CVSS 8.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Multiple Insecure Direct Object References (IDOR) vulnerabilities in ExpressTech Quiz And Survey Master plugin <= 7.3.6 on WordPress.

Affected products

• Expresstech Quiz And Survey Master: up to and including 7.3.6

Published 2022-11-03. Last modified 2026-06-17.