CVE-2025-34395 Barracuda RMM < 2025.1.1 Service Center .NET Remoting Path Traversal RCE
Unauthenticated attackers can exploit path traversal in Barracuda RMM to read files and achieve remote code execution by retrieving machine keys.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-34395?
CVE-2025-34395 is a high-severity path traversal vulnerability in Barracuda Networks RMM, published on 10 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-22
Which versions are affected by CVE-2025-34395?
It affects 1 product.
Products include Barracuda Rmm.
How do I fix CVE-2025-34395?
No fix has been published for CVE-2025-34395 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2025-34395 being exploited?
There is no known exploitation of CVE-2025-34395 in the wild and no public exploit code.
Other vulnerabilities in Barracuda Networks RMM
Sources
Also known as GHSA-mf2x-xxxp-76gw.