Medium severity6.5NVD Advisory· Published Sep 19, 2026
CVE-2026-89333
CVE-2026-89333
Description
The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 4.0.8 via the 'student_id' parameter due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to disclose the email address and Tutor profile phone number of arbitrary WordPress users, including Administrators, by iterating over user IDs via the student_id parameter.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
7- plugins.trac.wordpress.org/browser/tutor/tags/4.0.8/classes/Template.phpnvd
- plugins.trac.wordpress.org/browser/tutor/tags/4.0.8/classes/Utils.phpnvd
- plugins.trac.wordpress.org/browser/tutor/tags/4.0.8/templates/user-profile.phpnvd
- plugins.trac.wordpress.org/browser/tutor/tags/4.0.8/templates/user-profile.phpnvd
- plugins.trac.wordpress.org/browser/tutor/tags/4.0.8/templates/user-profile.phpnvd
- plugins.trac.wordpress.org/changesetnvd
- www.wordfence.com/threat-intel/vulnerabilities/id/244051ef-5357-4b16-b690-46c8fea56847nvd
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