CVE-2026-63227

Unrestricted SCORM file upload vulnerability

Published Jul 29, 2026 CVSS 3.1 · 9.9 Critical EPSS < 1% KEV · Not listed
Description
An unrestricted SCORM file upload vulnerability
in Koollab LMS allowed
an authenticated module designer to upload a SCORM package containing a PHP
webshell to a publicly accessible directory and execute arbitrary code on the
server.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Weaknesses CWE-434
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Three Learning
Three Learning koollab Lms
Vendors & Products Three Learning
Three Learning koollab Lms
Type Values Removed Values Added
Description An unrestricted SCORM file upload vulnerability in Koollab LMS allowed an authenticated module designer to upload a SCORM package containing a PHP webshell to a publicly accessible directory and execute arbitrary code on the server.
Title Unrestricted SCORM file upload vulnerability
References
Metrics cvssV3_1

{'score': 9.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
CSA
Published
Updated
Jul 29, 2026, 3:23 PM
Reserved
Jul 16, 2026, 2:33 AM
Status
Deferred
Published
Jul 29, 2026, 7:16 AM
Modified
Jul 30, 2026, 4:54 PM