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CVE-2026-3007: Vulnerability in Three Learning Koollab Learning Management System

0
Medium
VulnerabilityCVE-2026-3007cvecve-2026-3007
Published: Thu Apr 23 2026 (04/23/2026, 02:54:25 UTC)
Source: CVE Database V5
Vendor/Project: Three Learning
Product: Koollab Learning Management System

Description

CVE-2026-3007 is a stored cross-site scripting (XSS) vulnerability in the Koollab Learning Management System version 5. 3. 2. Successful exploitation allows an attacker to execute arbitrary JavaScript in the context of any user account with access to the courselet feature. This could lead to limited confidentiality and integrity impacts but does not affect availability. The vulnerability has a CVSS score of 5. 4, indicating medium severity. There is no information about an available patch or official remediation at this time, and no known exploits are reported in the wild.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 04/23/2026, 04:21:05 UTC

Technical Analysis

The vulnerability CVE-2026-3007 affects the Koollab LMS version 5.3.2 and involves stored cross-site scripting (XSS) in the courselet feature. An attacker who successfully exploits this flaw can execute arbitrary JavaScript code within the browser session of users who access the affected feature. The CVSS 3.1 vector indicates network attack vector, low attack complexity, requiring low privileges and user interaction, with a scope change and limited impact on confidentiality and integrity but no impact on availability.

Potential Impact

Exploitation of this stored XSS vulnerability could allow attackers to execute arbitrary JavaScript in the context of affected users, potentially leading to unauthorized disclosure or modification of information accessible to those users. There is no indication of availability impact. The overall impact is limited to confidentiality and integrity within the scope of the LMS user session.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should exercise caution when interacting with untrusted content in the courselet feature. Monitoring vendor communications for updates is recommended.

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Technical Details

Data Version
5.2
Assigner Short Name
CSA
Date Reserved
2026-02-23T05:15:43.206Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
null

Threat ID: 69e99ab387115cfb687fff96

Added to database: 4/23/2026, 4:06:11 AM

Last enriched: 4/23/2026, 4:21:05 AM

Last updated: 4/23/2026, 5:45:52 AM

Views: 6

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