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6.4
QuestionPro Surveys plugin for WordPress: Malicious scripts can be injected into survey pages.
CVE-2026-1901
Summary
The QuestionPro Surveys plugin for WordPress has a security flaw that allows attackers to inject malicious code into survey pages. This can happen when an authenticated user with sufficient access edits a survey page. To protect your site, update the plugin to a version that fixes this issue.
Original title
The QuestionPro Surveys plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'questionpro' shortcode in all versions up to, and including, 1.0 due to insufficient input sanitiz...
Original description
The QuestionPro Surveys plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'questionpro' shortcode in all versions up to, and including, 1.0 due to insufficient input sanitization and output escaping on user supplied attributes. 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.
nvd CVSS3.1
6.4
Vulnerability type
CWE-79
Cross-site Scripting (XSS)
Published: 14 Feb 2026 · Updated: 10 Mar 2026 · First seen: 6 Mar 2026