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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-24664

Open eClass is Vulnerable to Username Enumeration via Login Response Discrepancies

Description

The Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, a username enumeration vulnerability allows unauthenticated attackers to identify valid user accounts by analyzing differences in the login response behavior. This issue has been patched in version 4.2.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

gunet openeclass

  • < 4.2affected

References