CVE-2025-40536 HIGH

CVE-2025-40536: SolarWinds Web Help Desk Security Control Bypass Vulnerability

Vendor Solarwinds
Product Web Help Desk
Weakness CWE-693
KEV Status Known Exploited
Published January 28, 2026
Last update February 26, 2026
View on NVD All CVEs

CVSS base score

8.1/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:H/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 a security control bypass vulnerability that if exploited, could allow an unauthenticated attacker to gain access to certain restricted functionality.

CISA mandated remediation

02CISA Required Action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Key dates

03Disclosure timeline

January 28, 2026 CVE published
February 26, 2026 Record updated