CVE-2026-24664 MEDIUM

CVE-2026-24664: Open eClass is Vulnerable to Username Enumeration via Login Response Discrepancies

Vendor Gunet
Product openeclass
Weakness CWE-204
Published February 3, 2026
Last update February 4, 2026
View on NVD All CVEs

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

February 3, 2026 CVE published
February 4, 2026 Record updated