CVE-2025-40552
SolarWinds Web Help Desk Authentication Bypass Vulnerability
Description
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.
INFO
Published Date :
Jan. 28, 2026, 8:16 a.m.
Last Modified :
Feb. 3, 2026, 9:11 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | CRITICAL | 49f11609-934d-4621-84e6-e02e032104d6 | ||||
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 3.1 | CRITICAL | MITRE-CVE |
Solution
- Apply the latest security updates for SolarWinds Web Help Desk.
- Verify that authentication controls are properly enforced.
- Review system logs for suspicious authentication activity.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-40552.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-40552 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-40552
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-40552 vulnerability anywhere in the article.
-
CybersecurityNews
170+ SolarWinds Help Desk Installations Vulnerable to RCE Attacks Exposed Online
SolarWinds Help Desk Installations Vulnerable Over 170 SolarWinds Web Help Desk installations remain vulnerable to a critical remote code execution (RCE) flaw that has been actively exploited in the w ... Read more
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The Hacker News
CISA Adds Actively Exploited SolarWinds Web Help Desk RCE to KEV Catalog
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added a critical security flaw impacting SolarWinds Web Help Desk (WHD) to its Known Exploited Vulnerabilities (KEV) catalog ... Read more
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BleepingComputer
CISA flags critical SolarWinds RCE flaw as exploited in attacks
CISA has flagged a critical SolarWinds Web Help Desk vulnerability as actively exploited in attacks and ordered federal agencies to patch their systems within three days. Tracked as CVE-2025-40551, th ... Read more
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TheCyberThrone
Critical SolarWinds Web Help Desk Vulnerabilities
January 30, 2026SolarWinds has released a critical security advisory addressing multiple severe vulnerabilities in its Web Help Desk (WHD) platform that impact versions prior to 2026.1. Among the six ... Read more
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Help Net Security
SolarWinds fixes critical Web Help Desk RCE vulnerabilities, upgrade ASAP!
SolarWinds has fixed six critical and high-severity vulnerabilities in its popular Web Help Desk (WHD) support ticketing and asset management solution, and is urging customers to upgrade to v2026.1 as ... Read more
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The Hacker News
SolarWinds Fixes Four Critical Web Help Desk Flaws With Unauthenticated RCE and Auth Bypass
SolarWinds has released security updates to address multiple security vulnerabilities impacting SolarWinds Web Help Desk, including four critical vulnerabilities that could result in authentication by ... Read more
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BleepingComputer
SolarWinds warns of critical Web Help Desk RCE, auth bypass flaws
SolarWinds has released security updates to patch critical authentication bypass and remote command execution vulnerabilities in its Web Help Desk IT help desk software. The authentication bypass secu ... Read more
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Daily CyberSecurity
SolarWinds Web Help Desk Hit with Multiple RCE and Auth Bypass Vulnerabilities
Security researchers have disclosed a barrage of critical vulnerabilities in SolarWinds Web Help Desk (WHD) software. The flaws, ranging from hardcoded credentials to remote code execution (RCE), open ... Read more
The following table lists the changes that have been made to the
CVE-2025-40552 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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Initial Analysis by [email protected]
Feb. 03, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:solarwinds:web_help_desk:*:*:*:*:*:*:*:* versions up to (excluding) 2026.1 Added Reference Type SolarWinds: https://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_2026-1_release_notes.htm Types: Release Notes Added Reference Type SolarWinds: https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40552 Types: Vendor Advisory -
New CVE Received by [email protected]
Jan. 28, 2026
Action Type Old Value New Value Added Description 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. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-1390 Added Reference https://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_2026-1_release_notes.htm Added Reference https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40552