CVE-2025-34393

CRITICAL
Published Dec 10, 2025 Modified Dec 23, 2025 CWE-470

Description

Barracuda Service Center, as implemented in the RMM solution, in versions prior to 2025.1.1, does not correctly verify the name of an attacker-controlled WSDL service, leading to insecure reflection. This can result in remote code execution through either invocation of arbitrary methods or deserialization of untrusted types.

CVSS v3.1 Score

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

Weakness Type (CWE)

CWE-470 CWE-470

Affected Products

Vendor Product
barracuda rmm

References

Frequently Asked Questions

What is CVE-2025-34393? +
Barracuda Service Center, as implemented in the RMM solution, in versions prior to 2025.1.1, does not correctly verify the name of an attacker-controlled WSDL service, leading to insecure reflection. This can result in remote code execution through either invocation of arbitrary methods or deserialization of untrusted types. It has a CVSS v3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2025-34393? +
CVE-2025-34393 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.
What products are affected by CVE-2025-34393? +
CVE-2025-34393 affects products from barracuda, specifically: rmm. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-34393? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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