Security Advisory

CVE-2018-25123

7.8
HIGH

Vulnerability Description

Nagios XI versions prior to 5.5.7 contain a privilege escalation vulnerability in the MRTG graphing component. MRTG-related processes/scripts executed with excessive privileges, allowing a local attacker with limited system access to abuse file/command execution paths or writable resources to gain elevated privileges.
Published Date October 30, 2025
Official Source NIST NVD Advisory