Critical severity · published Dec 10, 2025
CVE-2025-34392
Barracuda RMM < 2025.1.1 Service Center Absolute Path Traversal RCE
9.8
CVSS
24.7%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)24.7% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RM
RMM · Barracuda Networks
2025.1 before 2025.1.1 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-34392
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-34392
Release Notes
https://download.mw-rmm.barracudamsp.com/PDF/2025.1.1/RN_BRMM_2025.1.1_EN.pdf
Exploit
https://labs.watchtowr.com/soapwn-pwning-net-framework-applications-through-http-client-proxies-and-wsdl/
Product
https://www.barracuda.com/products/msp/network-protection/rmm
Third Party Advisory
https://www.vulncheck.com/advisories/barracuda-rmm-service-center-absolute-path-traversal-rce
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