CVE-2025-40536highunder attackCWE-693

CVE-2025-40536: high-severity vulnerability in SolarWinds Web Help Desk

SolarWinds Web Help Desk Security Control Bypass Vulnerability

Published · Updated

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

100Vexday Risk Score

Patch now. It under exploitation confirmed by CISA and has a working public exploit.

ssvc Actcvss 8.1epss 74%
from disclosure to weapon124 days
Published on NVDJan 28
1st PoC+124d
metasploitJan 28
CISA KEV+15d
Action required by CISAfederal deadline: 2026-02-15

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

In short

SolarWinds Web Help Desk has a flaw that lets unauthenticated attackers bypass security controls and access restricted features they shouldn't be able to use. This is serious because attackers can gain unauthorized access without needing valid credentials.

Technical detail

The vulnerability allows an unauthenticated attacker to bypass security controls in SolarWinds Web Help Desk and access restricted functionality. The attack vector requires network access but no prior authentication, potentially leading to unauthorized access to sensitive administrative or operational features. The high CVSS score (8.1) reflects the significance of the control bypass and the ease of exploitation.

Summary generated and translated by AI from the official description.

The full analysis of this CVE is available in Portuguese →

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