MEDIUM

CVE-2026-89333

2026-09-19 CVSS v3.1

CVSS

6.5

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.

Weakness (CWE)

CWE-639 Authorization Bypass (IDOR)

EPSS Score

0.27%

Probability of exploitation in next 30 days

19.3th percentile

References

https://plugins.trac.wordpress.org/browser/tutor/tags/4.0.8/classes/Template.php#L503 https://plugins.trac.wordpress.org/browser/tutor/tags/4.0.8/classes/Utils.php#L2841 https://plugins.trac.wordpress.org/browser/tutor/tags/4.0.8/templates/user-profile.php#L132 https://plugins.trac.wordpress.org/browser/tutor/tags/4.0.8/templates/user-profile.php#L137 https://plugins.trac.wordpress.org/browser/tutor/tags/4.0.8/templates/user-profile.php#L21 https://plugins.trac.wordpress.org/changeset?reponame=&old=3700174%40tutor&new=3700174%40tutor https://www.wordfence.com/threat-intel/vulnerabilities/id/244051ef-5357-4b16-b690-46c8fea56847?source=cve

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