6.4
Medium
CVE-2026-11780 The Quiz and Survey Master (QSM) – Easy Quiz and Survey Maker plugin for WordPress is vulnerable to Stored Cross-Site…
Description
The Quiz and Survey Master (QSM) – Easy Quiz and Survey Maker plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'question_title' parameter in all versions up to, and including, 11.2.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Quiz and Survey Master (QSM) – Quiz Maker & Survey Maker 11.2 | earliest → 11.2.1 | No fix stated |
Other CVEs of Quiz and Survey Master (QSM) – Quiz Maker & Survey Maker
The 4 CVEs of Quiz and Survey Master (QSM) – Quiz Maker & Survey Maker →
CVE-2026-96558
The Quiz and Survey Master (QSM) – Quiz Maker & Survey Maker plugin for WordPress is vulnerable to Stored DOM-Based…
7.2
High
CVE-2026-15963
The Quiz and Survey Master (QSM) – Easy Quiz and Survey Maker plugin for WordPress is vulnerable to generic SQL…
6.5
Medium
CVE-2026-13767
The Quiz Master Next plugin for WordPress is vulnerable to SQL Injection via stored quiz page data in versions up to,…
6.5
Medium