CVE-2026-6204: Librenms

High severity, CVSS 7.2. EPSS: 0.9% chance of exploitation in the next 30 days.

LibreNMS versions before 26.3.0 are affected by an authenticated remote code execution vulnerability by abusing the Binary Locations config and the Netcommand feature. Successful exploitation requires administrative privileges. Exploitation could result in compromise of the underlying web server.

Affected products

• Librenms Librenms: before 26.3.0 (fixed in 26.3.0)

Published 2026-04-13. Last modified 2026-06-17.