CVE-2019-9206: Paessler PRTG Network Monitor

Medium severity, CVSS 6.1. EPSS: 1.2% chance of exploitation in the next 30 days.

PRTG Network Monitor v7.1.3.3378 allows XSS via the /public/login.htm errormsg or loginurl parameter. NOTE: This product is discontinued.

Affected products

• Paessler PRTG Network Monitor: version 7.1.3.3378 only

Published 2019-12-31. Last modified 2026-06-17.