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Vulnerability record · CVE-2026-63227 · published 29 July 2026

CVE-2026-63227: Unrestricted file upload vulnerability

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.

9.9 CVSS 3.1 Critical EPSS 0.59% · top 53.9% CWE-434 · Unrestricted file upload Deferred
9.9CVSS 3.1 base score
0.59%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
30 Jul 2026Last modified by NVD

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.

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

References

LinkTags
https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-094/

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-63227), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.