CVE-2026-24665

MEDIUMCVSS 5.4/10EPSS 0.18%

Last modified

CVE-2026-24665 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
5.4/10

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

EPSS Probability
0.18%

8.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GunetOpen Eclass Platform< 4.2

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-24665?
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.
How severe is CVE-2026-24665?
CVE-2026-24665 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2026-24665?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-24665?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST