CVE-2025-34395: Barracuda Rmm

High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days.

Barracuda Service Center, as implemented in the RMM solution, in versions prior to 2025.1.1, exposes a .NET Remoting service in which an unauthenticated attacker can invoke a method vulnerable to path traversal to read arbitrary files. This vulnerability can be escalated to remote code execution by retrieving the .NET machine keys.

Affected products

• Barracuda Rmm: before 2025.1.1 (fixed in 2025.1.1)

Published 2025-12-10. Last modified 2026-06-17.