CVE-2021-36863: Expresstech Quiz And Survey Master

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in ExpressTech 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.