What’s Vulnerable › Vulnerabilities
CVE-2026-24665: Open eClass is Vulnerable to Stored Cross-Site Scripting (XSS) via Student Assignment Upload
- Severity: medium (CVSS 5.4 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2026-02-03 · updated 2026-06-17
- Weakness: CWE-79
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.
Affected products
- gunet openeclass: before 4.2 — fixed in 4.2
How to fix
Upgrade to a fixed version: gunet openeclass 4.2. Check the vendor advisory for mitigations.
References
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