VDB-343186 · CVE-2025-40552 · EUVD-2025-206429

SolarWinds Web Help Desk up to 12.8.8 HF1 weak authentication

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	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.
8.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in SolarWinds Web Help Desk up to 12.8.8 HF1 and classified as critical. This affects an unknown function. Executing a manipulation can lead to weak authentication. This vulnerability is handled as CVE-2025-40552. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in SolarWinds Web Help Desk up to 12.8.8 HF1. It has been declared as critical. This vulnerability affects an unknown code. The manipulation with an unknown input leads to a weak authentication vulnerability. The CWE definition for the vulnerability is CWE-1390. The product uses an authentication mechanism to restrict access to specific users or identities, but the mechanism does not sufficiently prove that the claimed identity is correct. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

SolarWinds Web Help Desk was found to be susceptible to an authentication bypass vulnerability that if exploited, would allow a malicious actor to execute actions and methods that should be protected by authentication.

The advisory is available at solarwinds.com. This vulnerability was named CVE-2025-40552 since 04/16/2025. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 02/04/2026).

The vulnerability scanner Nessus provides a plugin with the ID 297225 (SolarWinds Web Help Desk < 2026.1 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 (297225), EUVD (EUVD-2025-206429) and CERT Bund (WID-SEC-2026-0247). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

SolarWinds Web Help Desk

Productinfo

Vendor

SolarWinds

Name

Web Help Desk

Version

12.8.8 HF1

License

commercial

Website

Vendor: https://www.solarwinds.com/

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 9.8
CNA Vector (SolarWinds): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Weak authentication
CWE: CWE-1390
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 297225
Nessus Name: SolarWinds Web Help Desk < 2026.1 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
01/28/2026 +287 days Advisory disclosed
01/28/2026 +0 days VulDB entry created
02/04/2026 +7 days VulDB entry last update

Sourcesinfo

Vendor: solarwinds.com

Advisory: solarwinds.com
Status: Confirmed

CVE: CVE-2025-40552 (🔒)
GCVE (CVE): GCVE-0-2025-40552
GCVE (VulDB): GCVE-100-343186
EUVD: 🔒
CERT Bund: WID-SEC-2026-0247 - SolarWinds Web Help Desk: Mehrere Schwachstellen

Entryinfo

Created: 01/28/2026 09:12
Updated: 02/04/2026 11:10
Changes: 01/28/2026 09:12 (60), 01/29/2026 16:51 (7), 01/29/2026 23:27 (1), 01/31/2026 01:26 (2), 02/04/2026 11:10 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.