CVE-2022-28601: Lmsdoctor 2 Factor Authentication

Medium severity, CVSS 6.5. EPSS: 1.7% chance of exploitation in the next 30 days.

A Two-Factor Authentication (2FA) bypass vulnerability in "Simple 2FA Plugin for Moodle" by LMS Doctor allows remote attackers to overwrite the phone number used for confirmation via the profile.php file. Therefore, allowing them to bypass the phone verification mechanism.

Affected products

• Lmsdoctor 2 Factor Authentication: affected versions not specified

Published 2022-05-10. Last modified 2026-06-17.