CVE-2025-34392

Barracuda RMM < 2025.1.1 Service Center Absolute Path Traversal RCE

Barracuda Service Center, as implemented in the RMM solution, in versions prior to 2025.1.1, does not verify the URL defined in an attacker-controlled WSDL that is later loaded by the application. This can lead to arbitrary file write and remote code execution via webshell upload.

Affected

Barracuda Networks · RMM

CVSS v4.0 VULNCHECK

10.0 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 NVD

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

EPSS

24.72% chance of exploitation in the next 30 days, 98th percentile

Published

2025-12-10

Updated

2026-05-14

Proof-of-concept exploits (1)

• https://labs.watchtowr.com/soapwn-pwning-net-framework-applications-through-http-client-p…

Security advisories

• https://labs.watchtowr.com/soapwn-pwning-net-framework-applications-through-http-client-p…
• https://www.vulncheck.com/advisories/barracuda-rmm-service-center-absolute-path-traversal…
• 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

References

• CVE Record
• NVD entry