Medium severity6.4NVD Advisory· Published Jul 1, 2026· Updated Jul 1, 2026
CVE-2026-13443
CVE-2026-13443
Description
The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Lesson Attachment Title in all versions up to, and including, 3.9.13 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected products
1Patches
Vulnerability mechanics
References
8- plugins.trac.wordpress.org/browser/tutor/tags/3.9.13/classes/Utils.phpnvd
- plugins.trac.wordpress.org/browser/tutor/tags/3.9.13/classes/Utils.phpnvd
- plugins.trac.wordpress.org/browser/tutor/tags/3.9.13/templates/global/attachments.phpnvd
- plugins.trac.wordpress.org/browser/tutor/tags/3.9.9/classes/Utils.phpnvd
- plugins.trac.wordpress.org/browser/tutor/tags/3.9.9/classes/Utils.phpnvd
- plugins.trac.wordpress.org/browser/tutor/tags/3.9.9/templates/global/attachments.phpnvd
- plugins.trac.wordpress.org/changesetnvd
- www.wordfence.com/threat-intel/vulnerabilities/id/7483762c-5356-4844-90a9-511d9ec48625nvd
News mentions
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