CVE-2026-1261
MetForm Pro <= 3.9.6 - Unauthenticated Stored Cross-Site Scripting
CVSS Score
7.2
EPSS Score
0.0%
EPSS Percentile
0th
The MetForm Pro plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Quiz feature in all versions up to, and including, 3.9.6 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
| CWE | CWE-79 |
| Vendor | wpmet |
| Product | metform pro |
| Published | Mar 10, 2026 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Wpmet / MetForm Pro
0 ≤ 3.9.6
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/e6361ada-f2ba-404e-b9d3-b169da44aa90?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/metform-pro/tags/3.9.5/core/features/quiz/loader.php#L121 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/metform-pro/tags/3.9.5/core/features/quiz/loader.php#L69 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/metform-pro/tags/3.9.5/core/features/quiz/loader.php#L85 wpmet.com: https://wpmet.com/plugin/metform/roadmaps/
Credits
andrea bocchetti