CVE-2025-40548: SolarWinds Serv-U Broken Access Control - Remote Code Execution Vulnerability

Published Nov 18, 2025
·
Updated

A missing validation process exists in Serv U when abused, could give a malicious actor with access to admin privileges the ability to execute code.

This issue requires administrative privileges to abuse. On Windows deployments, the risk is scored as a medium because services frequently run under less-privileged service accounts by default.

Affected Software

2 affected components
SolarWinds Serv-U
SolarWinds Serv-U<15.5.3

Remediation

Information

SolarWinds recommends that customers upgrade to SolarWinds Serv-U 15.5.3 as soon as it becomes available.

Event History

Nov 18, 2025
CVE Published
via MITRE·08:38 AM
Data Sourced
via MITRE·08:38 AM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·09:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-40548?

CVE-2025-40548 has a medium severity rating due to the requirement for administrative privileges to exploit the vulnerability.

2

How do I fix CVE-2025-40548?

To fix CVE-2025-40548, ensure that you apply the latest security patches and updates provided by SolarWinds for Serv-U.

3

Who is affected by CVE-2025-40548?

CVE-2025-40548 affects users of SolarWinds Serv-U who have administrative privileges.

4

Is there a known exploit for CVE-2025-40548?

Yes, CVE-2025-40548 can be exploited by a malicious actor with admin access, allowing unauthorized code execution.

5

What does administrative privilege mean in the context of CVE-2025-40548?

In the context of CVE-2025-40548, administrative privilege refers to user rights that allow full control over the SolarWinds Serv-U application.

Contact

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