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Vulnerability record · CVE-2026-24665 · published 3 February 2026

CVE-2026-24665: Gunet open eclass platform cross-site scripting vulnerability

Gunet · Open Eclass Platform

The Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, a stored Cross-Site Scripting (XSS) vulnerability allows authenticated students to inject malicious JavaScript into uploaded assignment files, which is executed when instructors view the submission. This issue has been patched in version 4.2.

5.4 CVSS 3.1 Medium EPSS 0.19% · top 91.9% CWE-79 · Cross-site scripting
5.4CVSS 3.1 base score
0.19%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

The Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, a stored Cross-Site Scripting (XSS) vulnerability allows authenticated students to inject malicious JavaScript into uploaded assignment files, which is executed when instructors view the submission. This issue has been patched in version 4.2.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/gunet/openeclass/security/advisories/GHSA-2qgm-m7fm-m888 ExploitVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.7CVE-2020-37116Gunet open eclass platform improper access control vulnerabilityGUnet OpenEclass 1.7.3 includes phpMyAdmin 2.10.0.2 by default, which allows remote logins. Attackers with access to the platform can remotely access…EPSS 0.44%8.7CVE-2020-37113Gunet open eclass platform unrestricted file upload vulnerabilityGUnet OpenEclass 1.7.3 allows authenticated users to bypass file extension restrictions when uploading files. By renaming a PHP file to .php3 or .PhP…EPSS 0.83%7.8CVE-2026-24669Gunet open eclass platform insufficient session expiration vulnerabilityThe Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, an insecure password reset me…EPSS 0.16%7.5CVE-2026-24773Gunet open eclass platform insecure direct object reference vulnerabilityThe Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, an Insecure Direct Object Ref…EPSS 0.37%7.5CVE-2020-24381Gunet open eclass platform information exposure vulnerabilityGUnet Open eClass Platform (aka openeclass) before 3.11 might allow remote attackers to read students' submitted assessments because it does not ensu…EPSS 1.4%7.1CVE-2020-37112Gunet open eclass platform sql injection vulnerabilityGUnet OpenEclass 1.7.3 contains multiple SQL injection vulnerabilities that allow authenticated attackers to manipulate database queries through unva…EPSS 0.29%7.1CVE-2020-37115Gunet open eclass platform vulnerabilityGUnet OpenEclass 1.7.3 stores user credentials in plaintext, allowing administrators to view all registered users' usernames and passwords without en…EPSS 0.27%6.5CVE-2026-24670Gunet open eclass platform improper access control vulnerabilityThe Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, a broken access control vulne…EPSS 0.22%

Source: NIST National Vulnerability Database (record CVE-2026-24665), CISA KEV, FIRST EPSS (scores of 2026-09-30). This page is refreshed as NVD updates the record.