CVE-2024-12828: Webmin

High severity, CVSS 8.8. EPSS: 33.3% chance of exploitation in the next 30 days.

Webmin CGI Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Webmin. Authentication is required to exploit this vulnerability. The specific flaw exists within the handling of CGI requests. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-22346.

Affected products

• Webmin Webmin: version 2.104 only

Published 2024-12-30. Last modified 2026-06-17.