CVE-2025-67835: Paessler PRTG Network Monitor

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Paessler PRTG Network Monitor before 25.4.114 allows Denial-of-Service (DoS) by an authenticated attacker via the Notification Contacts functionality.

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.