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Serv U CVE-2025-40548

CRITICAL
Improper Privilege Management (CWE-269)
2025-11-18 psirt@solarwinds.com
9.1
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
9.1 CRITICAL
AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 19:22 vuln.today
Patch released
Mar 28, 2026 - 19:22 nvd
Patch available
CVE Published
Nov 18, 2025 - 09:15 nvd
CRITICAL 9.1

DescriptionCVE.org

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.

AnalysisAI

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. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, low attack complexity. This Improper Privilege Management vulnerability could allow attackers to escalate privileges to gain unauthorized elevated access.

Technical ContextAI

This vulnerability is classified as Improper Privilege Management (CWE-269), which allows attackers to escalate privileges to gain unauthorized elevated access. 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 products include: Solarwinds Serv-U.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply principle of least privilege, validate privilege transitions, implement proper role separation.

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CVE-2025-40548 vulnerability details – vuln.today

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