CVE-2025-34394

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.

CVSS 4.0

10.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

CVSS 3.1

9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.7% chance of exploitation in the next 30 days; higher than 53% of CVEs (scores of 2026-10-25)

CWE

CWE-502

Published

2025-12-10

Modified

2026-10-14

Record from

the NVD, synced 2026-10-19

Affected

• barracuda:rmm

References

• https://download.mw-rmm.barracudamsp.com/PDF/2025.1.1/RN_BRMM_2025.1.1_EN.pdf
• https://www.barracuda.com/products/msp/network-protection/rmm
• https://www.vulncheck.com/advisories/barracuda-rmm-service-center-net-remoting-deserialization-rce

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