CVE-2025-40554
CRITICAL
2026-01-28
[email protected]
9.8
CVSS 3.1
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CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Lifecycle Timeline
2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 28, 2026 - 08:16 nvd
CRITICAL 9.8
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.
Analysis
SolarWinds Web Help Desk has a second authentication bypass (EPSS 7.8%) providing yet another path to unauthenticated admin access.
Technical Context
Another CWE-1390 weak authentication vulnerability in SolarWinds WHD, the fourth critical vulnerability in the series. Two deserialization RCEs and two auth bypasses make the application fundamentally insecure.
Affected Products
['SolarWinds Web Help Desk']
Remediation
Patch all four vulnerabilities. Consider migrating to an alternative helpdesk solution given the systemic security issues.
Priority Score
57
Low
Medium
High
Critical
KEV: 0
EPSS: +7.8
CVSS: +49
POC: 0
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External POC / Exploit Code
Leaving vuln.today
Destination URL
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