CVE-2023-0038: Survey Maker – Best WordPress Survey Plugin <= 3.1.3 - Unauthenticated Stored Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-01-03 · updated 2026-06-17
Weakness: CWE-79

Description

The "Survey Maker – Best WordPress Survey Plugin" plugin for WordPress is vulnerable to Stored Cross-Site Scripting via survey answers in versions up to, and including, 3.1.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts when submitting quizzes that will execute whenever a user accesses the submissions page.

Affected products

Ays Pro Survey Maker: through 3.1.3

References

https://plugins.trac.wordpress.org/browser/survey-maker/tags/3.1.4/public/partials/class-survey-maker-submissions-summary-shortcode.php?rev=2839688#L311
https://www.wordfence.com/threat-intel/vulnerabilities/id/a2a58fab-d4a3-4333-8495-e094ed85bb61?source=cve
https://plugins.trac.wordpress.org/browser/survey-maker/tags/3.1.4/public/partials/class-survey-maker-submissions-summary-shortcode.php?rev=2839688#L311
https://www.wordfence.com/threat-intel/vulnerabilities/id/a2a58fab-d4a3-4333-8495-e094ed85bb61

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