CVE-2024-6390: Expresstech Quiz And Survey Master

Medium severity, CVSS 5.9. EPSS: 0.3% chance of exploitation in the next 30 days.

The Quiz and Survey Master (QSM) WordPress plugin before 9.1.0 does not properly sanitise and escape some of its Quizz settings, which could allow high privilege users such as contributor to perform Stored Cross-Site Scripting attacks

Affected products

• Expresstech Quiz And Survey Master: before 9.1.0 (fixed in 9.1.0)

Published 2024-08-03. Last modified 2026-06-17.