CVE-2025-67834: Paessler PRTG Network Monitor

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

Paessler PRTG Network Monitor before 25.4.114 allows XSS by an unauthenticated attacker via the filter parameter.

Affected products

• Paessler PRTG Network Monitor: before 25.4.114.1032 (fixed in 25.4.114.1032)

Published 2026-01-14. Last modified 2026-06-17.