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Vulnerability record · CVE-2021-44266 · published 11 June 2022

CVE-2021-44266: Gunet open eclass platform cross-site scripting vulnerability

Gunet · Open Eclass Platform

GUnet Open eClass (aka openeclass) before 3.12.2 allows XSS via the modules/auth/formuser.php auth parameter.

6.1 CVSS 3.1 Medium EPSS 1.0% · top 37.7% CWE-79 · Cross-site scripting
6.1CVSS 3.1 base score, v2 4.3
1.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

GUnet Open eClass (aka openeclass) before 3.12.2 allows XSS via the modules/auth/formuser.php auth parameter.

CVSS:3.1/AV:N/AC:L/PR:N/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://docs.openeclass.org/el/current#%CE%AD%CE%BA%CE%B4%CE%BF%CF%83%CE%B7_3122 Release NotesThird Party Advisory
https://emaragkos.gr/cve-2021-44266/ Third Party Advisory
https://hg.gunet.gr/openeclass/rev/e0ed11f5768d ExploitVendor Advisory
https://docs.openeclass.org/el/current#%CE%AD%CE%BA%CE%B4%CE%BF%CF%83%CE%B7_3122 Release NotesThird Party Advisory
https://emaragkos.gr/cve-2021-44266/ Third Party Advisory
https://hg.gunet.gr/openeclass/rev/e0ed11f5768d 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-2021-44266), CISA KEV, FIRST EPSS (scores of 2026-09-30). This page is refreshed as NVD updates the record.