BaseFortify

Publication date: 2025-11-18

Last updated on: 2025-12-02

Assigner: SolarWinds

Description

A logic error vulnerability exists in Serv-U which 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.

CVSS Scores

EPSS Scores

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Meta Information

Published

2025-11-18

Last Modified

2025-12-02

Generated

2026-07-06

AI Q&A

2025-11-18

EPSS Evaluated

2026-07-05

NVD

CVE-2025-40547

Affected Vendors & Products

Vendor	Product	Version / Range
solarwinds	serv-u	to 15.5.3 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-116	The product prepares a structured message for communication with another component, but encoding or escaping of the data is either missing or done incorrectly. As a result, the intended structure of the message is not preserved.

Attack-Flow Graph

Executive Summary

This vulnerability is a logic error in Serv-U that allows a malicious actor who already has administrative privileges to execute arbitrary code. It requires admin access to exploit.

Impact Analysis

If exploited, this vulnerability can lead to complete compromise of the affected system, including unauthorized code execution, which can result in data loss, system disruption, or further attacks. However, exploitation requires administrative privileges, and on Windows systems the risk is somewhat reduced because services often run under less-privileged accounts.

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