CVE-2019-15748

Name: CVE-2019-15748
Creator: NVD / NIST
Published: 2019-10-07T12:15:11.367+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.55%

Last modified Jun 17, 2026

CVE-2019-15748 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. SITOS six Build v6.2.1 permits unauthorised users to upload and import a SCORM 2004 package by browsing directly to affected pages. An unauthenticated attacker could use the upload and import functionality to import a malicious SCORM package that includes a PHP file, which could execute arbitrary PHP code.. EPSS estimates a 1.55% chance of exploitation in the next 30 days.

Description

SITOS six Build v6.2.1 permits unauthorised users to upload and import a SCORM 2004 package by browsing directly to affected pages. An unauthenticated attacker could use the upload and import functionality to import a malicious SCORM package that includes a PHP file, which could execute arbitrary PHP code.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.55%

72.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Sitos	Sitos Six	6.2.1

References

https://www.contextis.com/en/resources/advisories/cve-2019-15748Third Party Advisory
https://www.contextis.com/en/resources/advisories/cve-2019-15748Third Party Advisory

Timeline

Published: Oct 7, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-15748?

How severe is CVE-2019-15748?

CVE-2019-15748 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.55% probability of exploitation in the next 30 days.

How do I fix CVE-2019-15748?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-15748?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST