CVE-2021-35479: Nagios Log Server

Medium severity, CVSS 5.4. EPSS: 13.2% chance of exploitation in the next 30 days.

Nagios Log Server before 2.1.9 contains Stored XSS in the custom column view for the alert history and audit log function through the affected pp parameter. This affects users who open a crafted link or third-party web page.

Affected products

• Nagios Log Server: before 2.1.9 (fixed in 2.1.9)

Published 2021-07-30. Last modified 2026-06-17.