CVE-2026-24665

HIGH
2026-02-03 [email protected]
8.7
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Feb 10, 2026 - 18:48 vuln.today
Public exploit code
CVE Published
Feb 03, 2026 - 18:16 nvd
HIGH 8.7

Tags

XSS Open Eclass Platform

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.

Analysis

The Open eClass platform (formerly known as GUnet eClass) is a complete course management system. [CVSS 8.7 HIGH]

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Remediation

Within 24 hours: Inventory all Open eClass instances and verify affected versions; isolate or restrict network access to Open eClass systems from untrusted networks. Within 7 days: Deploy compensating controls (WAF rules blocking known exploit patterns, network segmentation, disable affected features if operationally feasible); implement enhanced monitoring and logging. …

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Priority Score

64
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +44
POC: +20

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CVE-2026-24665 vulnerability details – vuln.today
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