CVE-2025-40552 CRITICAL

CVE-2025-40552: SolarWinds Web Help Desk Authentication Bypass Vulnerability

Vendor Solarwinds
Product Web Help Desk
Weakness CWE-1390
Published January 28, 2026
Last update February 27, 2026

CVSS base score

9.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

January 28, 2026 CVE published
February 27, 2026 Record updated