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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.

PUBLISHED Reserved 2026-01-23 | Published 2026-02-03 | Updated 2026-02-04 | Assigner GitHub_M




MEDIUM: 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Problem types

CWE-204: Observable Response Discrepancy

Product status

< 4.2
affected

References

github.com/...eclass/security/advisories/GHSA-c3wq-m629-5h2j

cve.org (CVE-2026-24664)

nvd.nist.gov (CVE-2026-24664)

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