Vulnerability · Published Dec 10, 2025 · Assigned by VulnCheck
CVE-2025-34394Barracuda RMM < 2025.1.1 Service Center .NET Remoting Deserialization RCE
Critical 10.0
In plain English
A critical-severity unsafe deserialization in RMM from Barracuda Networks. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 54% of all known vulnerabilities).
Severity (CVSS 4.0)10.0Critical
Exploit odds (30 days)0.7%top 46.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Barracuda Service Center, as implemented in the RMM solution, in versions prior to 2025.1.1, exposes a .NET Remoting service that is insufficiently protected against deserialization of arbitrary types. This can lead to remote code execution.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Barracuda Networks | RMM | 2025.1 – before 2025.1.1 |
Weakness: CWE-502 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H