Vulnerability · Published Feb 3, 2026 · Assigned by GitHub_M
CVE-2026-24665Open eClass is Vulnerable to Stored Cross-Site Scripting (XSS) via Student Assignment Upload
High 8.7
In plain English
A high-severity cross-site scripting in openeclass from gunet. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities).
Severity (CVSS 3.1)8.7High
Exploit odds (30 days)0.2%top 87.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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 (as reported)
| Vendor | Product | Versions |
|---|---|---|
| gunet | openeclass | < 4.2 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
References
- https://github.com/gunet/openeclass/security/advisories/GHSA-2qgm-m7fm-m888 x_refsource_CONFIRM