Vulnerability in Tutor LMS – eLearning and online course solution — CVE-2026-89081

What to do now

Update Tutor LMS – eLearning and online course solution to 4.0.9 or later.

Affected versions

• Everything up to and including 4.0.8

The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'search' parameter in all versions up to, and including, 4.0.8 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

This description is reproduced verbatim from the public vulnerability record.

• https://www.wordfence.com/threat-intel/vulnerabilities/id/dcffa961-f670-494d-874c-50538038b915?source=api-prod

Part of this record comes from Wordfence Intelligence. Original: https://www.wordfence.com/threat-intel/vulnerabilities/id/dcffa961-f670-494d-874c-50538038b915
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