CVE-2017-15646: Webmin

Medium severity, CVSS 6.1. EPSS: 4.8% chance of exploitation in the next 30 days.

Webmin before 1.860 has XSS with resultant remote code execution. Under the 'Others/File Manager' menu, there is a 'Download from remote URL' option to download a file from a remote server. After setting up a malicious server, one can wait for a file download request and then send an XSS payload that will lead to Remote Code Execution, as demonstrated by an OS command in the value attribute of a name='cmd' input element.

Affected products

• Webmin Webmin: up to and including 1.850

Published 2017-10-19. Last modified 2026-06-17.