CVE-2026-63227 Unrestricted SCORM file upload vulnerability
An authenticated module designer can upload a SCORM package containing a PHP webshell to execute arbitrary code on the server.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-63227?
CVE-2026-63227 is a critical vulnerability in 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. Koollab LMS, published on 29 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-434
Which versions are affected by CVE-2026-63227?
How do I fix CVE-2026-63227?
No fix has been published for CVE-2026-63227 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-63227 being exploited?
There is no known exploitation of CVE-2026-63227 in the wild and no public exploit code.
Sources
Also known as GHSA-m7jm-8gh3-3rp4.