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9.8
CRITICAL CVSS 3.1
CVE-2025-40554
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, could allow an attacker to invoke specific actions within Web Help Desk.

INFO

Published Date :

Jan. 28, 2026, 8:16 a.m.

Last Modified :

Feb. 3, 2026, 9:08 p.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2025-40554 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Solarwinds web_help_desk
: Total Affected Vendor : 1 | Products : 1
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
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
Address the authentication bypass by applying vendor-provided patches or updates.
  • Apply vendor patches for SolarWinds Web Help Desk.
  • Update SolarWinds Web Help Desk to the latest version.
  • Review access controls and authentication mechanisms.
Public PoC/Exploit Available at Github

CVE-2025-40554 has a 3 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

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-2025-40554.

URL Resource
https://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_2026-1_release_notes.htm Release Notes
https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40554 Vendor Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-40554 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-2025-40554 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).

Profile Photo
lucacapacci/PoC-in-GitHub

Mirror of https://github.com/nomi-sec/PoC-in-GitHub

Updated: 1 week, 1 day ago
0 stars 0 fork 0 watcher
Born at : Feb. 7, 2026, 10:02 a.m. This repo has been linked 789 different CVEs too.
Profile Photo
Skynoxk/CVE-2025-40554

CVE-2025-40554 Exploitation

Python

Updated: 2 weeks, 1 day ago
0 stars 0 fork 0 watcher
Born at : Jan. 31, 2026, 8:17 a.m. This repo has been linked 2 different CVEs too.
Profile Photo
imbas007/auth-bypass-CVE-2025-40554

None

Python

Updated: 2 weeks, 3 days ago
1 stars 0 fork 0 watcher
Born at : Jan. 29, 2026, 2:53 p.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-40554 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

Published Date: Feb 05, 2026 (1 week, 4 days ago)
  • 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

Published Date: Feb 04, 2026 (1 week, 6 days ago)
  • 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

Published Date: Feb 03, 2026 (1 week, 6 days ago)
  • 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

Published Date: Jan 30, 2026 (2 weeks, 4 days ago)
  • 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

Published Date: Jan 29, 2026 (2 weeks, 5 days ago)
  • 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

Published Date: Jan 29, 2026 (2 weeks, 5 days ago)
  • security.nl
SolarWinds waarschuwt voor kritieke kwetsbaarheden in Web Help Desk

Softwarebedrijf SolarWinds waarschuwt voor verschillende kritieke kwetsbaarheden in Web Help Desk waardoor ongeauthenticeerde aanvallers systemen op afstand kunnen overnemen. Ook bevat de software har ... Read more

Published Date: Jan 28, 2026 (2 weeks, 5 days ago)
  • 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

Published Date: Jan 28, 2026 (2 weeks, 5 days ago)
  • 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

Published Date: Jan 28, 2026 (2 weeks, 6 days ago)

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2025-40554 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.

  • 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-2025-40554 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, could allow an attacker to invoke specific actions within Web Help Desk.
    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-2025-40554
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 9.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact