Read the docs
TI-2026-19888 Aliases CVE-2026-24666

Open eClass is Vulnerable to CSRF in Teacher-Restricted Endpoints Allows Unauthorized Actions

Priority LOW 28CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Tampering
Confidentiality · integrity · availability
None · High · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-352.

Summary

The Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, a Cross-Site Request Forgery (CSRF) vulnerability in multiple teacher-restricted endpoints allows attackers to induce authenticated teachers to perform unintended actions, such as modifying assignment grades, via crafted requests. This issue has been patched in version 4.2.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00185 8th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed openeclass (gunet): 4.2

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
gunetopeneclassbefore 4.24.2Patch availableCNA
  • openeclass Vendorgunet Affected before 4.2 Fixed in 4.2 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:gunet:open_eclass_platform:*:*:*:*:*:*:*:*before 4.2Vulnerablegunet
  • cpe:2.3:a:gunet:open_eclass_platform:*:*:*:*:*:*:*:* Versions before 4.2 Vulnerable ·gunet

Remediation

  • Fix · CNA openeclass (gunet) Fixed in 4.2

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-24666

References

Exploit 1

  • TI-2020-19251 GUnet OpenEclass 1.7.3 E-learning platform - phpMyAdmin Remote Access CVSS 4.0HIGH 8.7
  • TI-2020-19248 GUnet OpenEclass 1.7.3 E-learning platform - File Upload Extension Bypass CVSS 4.0HIGH 8.7
  • TI-2020-19250 GUnet OpenEclass 1.7.3 E-learning platform - Plaintext Password Storage CVSS 4.0HIGH 7.1
  • TI-2020-19247 GUnet OpenEclass 1.7.3 E-learning platform - 'month' SQL Injection CVSS 4.0HIGH 7.1
  • TI-2026-19974 Open eClass Unauthenticated IDOR Allows Access to Arbitrary User Files CVSS 3.1HIGH 7.5
  • TI-2026-19887 Open eClass is Vulnerable to Stored Cross-Site Scripting (XSS) via Student Assignment Upload CVSS 3.1HIGH 8.7
See all 19 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences