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Vulnerability record · CVE-2024-33253 · published 13 June 2024

CVE-2024-33253: Openeclass cross-site scripting vulnerability

Openeclass · Openeclass

Cross-site scripting (XSS) vulnerability in GUnet OpenEclass E-learning Platform version 3.15 and before allows a authenticated privileged attacker to execute arbitrary code via the title and description fields of the badge template editing function.

5.4 CVSS 3.1 Medium EPSS 0.41% · top 67.2% CWE-79 · Cross-site scripting
5.4CVSS 3.1 base score
0.41%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Cross-site scripting (XSS) vulnerability in GUnet OpenEclass E-learning Platform version 3.15 and before allows a authenticated privileged attacker to execute arbitrary code via the title and description fields of the badge template editing function.

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/FreySolarEye/CVE/blob/master/GUnet%20OpenEclass%20E-learning%20platform%203.15%20-%20%27certbadge.php ExploitThird Party Advisory
https://github.com/FreySolarEye/CVE/blob/master/GUnet%20OpenEclass%20E-learning%20platform%203.15%20-%20%27certbadge.php ExploitThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2024-38530Openeclass unrestricted file upload vulnerabilityThe Open eClass platform (formerly known as GUnet eClass) is a complete Course Management System. An arbitrary file upload vulnerability in the "save…EPSS 0.78%9.8CVE-2024-31777Openeclass unrestricted file upload vulnerabilityFile Upload vulnerability in openeclass v.3.15 and before allows an attacker to execute arbitrary code via a crafted file to the certbadge.php endpoi…EPSS 3.8%9.1CVE-2024-26503Openeclass unrestricted file upload vulnerabilityUnrestricted File Upload vulnerability in Greek Universities Network Open eClass v.3.15 and earlier allows attackers to run arbitrary code via upload…EPSS 1.1%7.3CVE-2026-22241Openeclass unrestricted file upload vulnerabilityThe Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, an arbitrary file upload vuln…EPSS 3.3%6.5CVE-2022-33116Openeclass path traversal vulnerabilityAn issue in the jmpath variable in /modules/mindmap/index.php of GUnet Open eClass Platform (aka openeclass) v3.12.4 and below allows attackers to re…EPSS 1.8%6.1CVE-2017-7389Openeclass cross-site scripting vulnerabilityMultiple Cross-Site Scripting (XSS) were discovered in 'openeclass Release_3.5.4'. The vulnerabilities exist due to insufficient filtration of user-s…EPSS 0.84%5.4CVE-2025-65734Openeclass cross-site scripting vulnerabilityAn authenticated arbitrary file upload vulnerability in the Courses/Work Assignments module of gunet Open eClass v3.11, and fixed in v3.13, allows at…EPSS 0.24%6.1CVE-2026-42897Microsoft Exchange Server XSS enables spoofingMicrosoft Exchange Server and Exchange Server Subscription Edition fail to neutralize input during web page generation, a cross-site scripting flaw (…KEVEPSS 0.52%analysed

Source: NIST National Vulnerability Database (record CVE-2024-33253), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.