SolarWinds Serv-U type conversion

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in SolarWinds Serv-U. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in type conversion. This vulnerability was named CVE-2025-40541. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in SolarWinds Serv-U (affected version unknown). It has been classified as critical. This affects an unknown functionality. The manipulation with an unknown input leads to a type conversion vulnerability. CWE is classifying the issue as CWE-704. The product does not correctly convert an object, resource, or structure from one type to a different type. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An Insecure Direct Object Reference (IDOR) vulnerability exists in Serv-U, which when exploited, gives a malicious actor the ability to execute native code as a privileged account. 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.

It is possible to read the advisory at solarwinds.com. This vulnerability is uniquely identified as CVE-2025-40541 since 04/16/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. Additional levels of successful authentication are necessary for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/25/2026).

The vulnerability scanner Nessus provides a plugin with the ID 299888 (SolarWinds Serv-U 15.5.4 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (299888) and CERT Bund (WID-SEC-2026-0485). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • SolarWinds Serv-U

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 8.1

VulDB Base Score: 7.2
VulDB Temp Score: 7.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 9.1
CNA Vector (SolarWinds): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Type conversion
CWE: CWE-704
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 299888
Nessus Name: SolarWinds Serv-U 15.5.4 Multiple Vulnerabilities

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/16/2025 CVE reserved
02/24/2026 +314 days Advisory disclosed
02/24/2026 +0 days VulDB entry created
02/25/2026 +1 days VulDB entry last update

Sourcesinfo

Vendor: solarwinds.com

Advisory: solarwinds.com
Status: Confirmed

CVE: CVE-2025-40541 (🔒)
GCVE (CVE): GCVE-0-2025-40541
GCVE (VulDB): GCVE-100-347523
CERT Bund: WID-SEC-2026-0485 - SolarWinds Serv-U: Mehrere Schwachstellen ermöglichen Ausführen von beliebigem Programmcode mit Administratorrechten

Entryinfo

Created: 02/24/2026 09:35
Updated: 02/25/2026 09:24
Changes: 02/24/2026 09:35 (60), 02/24/2026 12:53 (7), 02/25/2026 09:24 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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