CVE-2021-37352: Nagios XI

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

An open redirect vulnerability exists in Nagios XI before version 5.8.5 that could lead to spoofing. To exploit the vulnerability, an attacker could send a link that has a specially crafted URL and convince the user to click the link.

Affected products

• Nagios Nagios XI: before 5.8.5 (fixed in 5.8.5)

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