CVE-2021-42336: Huaju Easytest Online Learning Test Platform

Medium severity, CVSS 4.3. EPSS: 0.8% chance of exploitation in the next 30 days.

The learning history page of the Easytest is vulnerable by permission bypass. After obtaining a user’s permission, remote attackers can access other users’ and administrator’s account information except password by crafting URL parameters.

Affected products

• Huaju Easytest Online Learning Test Platform: version 1705 only

Published 2021-10-15. Last modified 2026-06-17.