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CVE-2026-24671

MEDIUMCVSS 4.8/10EPSS 0.18%

Last modified

CVE-2026-24671 is a medium-severity vulnerability rated 4.8/10 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 high-privileged users (teachers or administrators) to inject malicious JavaScript into multiple user-controllable input fields across the application, which is executed when other users access affected pages. 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 high-privileged users (teachers or administrators) to inject malicious JavaScript into multiple user-controllable input fields across the application, which is executed when other users access affected pages. This issue has been patched in version 4.2.

Metrics

CVSS 3.1
4.8/10

CVSS:3.1/AV:N/AC:L/PR:H/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-2026-24671?
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 high-privileged users (teachers or administrators) to inject malicious JavaScript into multiple user-controllable input fields across the application, which is executed when other users access affected pages. This issue has been patched in version 4.2.
How severe is CVE-2026-24671?
CVE-2026-24671 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2026-24671?
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.

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Source: NVD / NIST