CVE-2021-37344: Nagios XI Switch Wizard

Critical severity, CVSS 9.8. EPSS: 96.8% chance of exploitation in the next 30 days.

Nagios XI Switch Wizard before version 2.5.7 is vulnerable to remote code execution through improper neutralisation of special elements used in an OS Command (OS Command injection).

Affected products

• Nagios Nagios XI Switch Wizard: before 2.5.7 (fixed in 2.5.7)

Published 2021-08-13. Last modified 2026-06-17.