Unrated severityOSV Advisory· Published Feb 3, 2026· Updated Feb 4, 2026
Open eClass Business Logic Flaw Allows Students to Mark Attendance in Expired Activities
CVE-2026-24774
Description
The Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, a business logic vulnerability allows authenticated students to improperly mark themselves as present in attendance activities, including activities that have already expired, by directly accessing a crafted URL. This issue has been patched in version 4.2.
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Affected products
3- Range: Release_3.0, Release_3.2, Release_4.1.1, …
- Range: <4.2
Patches
Vulnerability mechanics
References
1- github.com/gunet/openeclass/security/advisories/GHSA-rv2x-4rc8-93jhmitrex_refsource_CONFIRM
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