What’s Vulnerable › Vulnerabilities

CVE-2021-36905: WordPress Quiz And Survey Master plugin <= 7.3.4 - Multiple Auth. Stored Cross-Site Scripting (XSS) vulnerabilities

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-11-17 · updated 2026-06-17
• Weakness: CWE-79

Description

Multiple Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerabilities in Quiz And Survey Master plugin <= 7.3.4 on WordPress.

Affected products

• ExpressTech Quiz And Survey Master: before 7.3.5 — fixed in 7.3.5

How to fix

Upgrade to a fixed version: ExpressTech Quiz And Survey Master 7.3.5. Check the vendor advisory for mitigations.

References

• https://patchstack.com/database/vulnerability/quiz-master-next/wordpress-quiz-and-survey-master-plugin-7-3-4-multiple-auth-stored-cross-site-scripting-xss-vulnerabilities?_s_id=cve
• https://wordpress.org/plugins/quiz-master-next/#developers
• https://patchstack.com/database/vulnerability/quiz-master-next/wordpress-quiz-and-survey-master-plugin-7-3-4-multiple-auth-stored-cross-site-scripting-xss-vulnerabilities?_s_id=cve
• https://wordpress.org/plugins/quiz-master-next/#developers

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