What’s Vulnerable › Vulnerabilities

CVE-2025-13935: Tutor LMS – eLearning and online course solution <= 3.9.3 - Missing Authorization to Authenticated (Subscriber+) Arbitrary Course Completion

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-09 · updated 2026-06-17
• Weakness: CWE-862

Description

The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to unauthorized course completion in all versions up to, and including, 3.9.2. This is due to missing enrollment verification in the 'mark_course_complete' function. This makes it possible for authenticated attackers, with subscriber level access and above, to mark any course as completed.

Affected products

• themeum Tutor LMS – eLearning and online course solution: through 3.9.2

References

• https://plugins.trac.wordpress.org/changeset/3422766/tutor/trunk/classes/Course.php
• https://www.wordfence.com/threat-intel/vulnerabilities/id/7b8b111a-9626-41f4-8a13-51f576af0257?source=cve

Get alerted when CVE-2025-13935 or the next vulnerability affects your stack