CVE-2021-34547: Paessler PRTG Network Monitor

Medium severity, CVSS 4.3. EPSS: 0.5% chance of exploitation in the next 30 days.

PRTG Network Monitor 20.1.55.1775 allows /editsettings CSRF for user account creation.

Affected products

• Paessler PRTG Network Monitor: version 20.1.55.1775 only

Published 2021-06-10. Last modified 2026-06-17.