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CVE-2019-15751
CRITICAL
An unrestricted file upload vulnerability in SITOS six Build v6.2.1 allows remote attackers to execute arbitrary code by uploading a SCORM file with an executable extension. This allows an unauthenticated attacker to upload a malicious file (containing PHP code to execute operating system commands) to the web root of the application.
Published: Oct 7, 2019
Modified: Jun 17, 2026
CWE-434
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| sitos | sitos_six | 6.2.1 |
GitHub Security Advisory GHSA-7ffh-mq47-jr43
An unrestricted file upload vulnerability in SITOS six Build v6.2.1 allows remote attackers to...
References (2)
- https://www.contextis.com/en/resources/advisories/cve-2019-15751 Third Party Advisory
- https://www.contextis.com/en/resources/advisories/cve-2019-15751 Third Party Advisory
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
4.47%
Top 9% most likely to be exploited
Threat Score
40.5 / 100
Data Sources
NVD
EPSS
GitHub