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CVE-2025-40536

SolarWinds Web Help Desk Security Control Bypass Vulnerability

Published: Jan 28, 2026Updated: Feb 13, 2026 Sources: CVE List NVD BDUCWE-693
NVD MITRE
8.1CVSSHIGH
EPSS Score
81.6%
Top 0.4%
CISA KEV
Active Exploitation
Since Feb 12, 2026
Exploits
No Known Exploits
Remediation
Patch Available
Am I actually vulnerable?1 Nuclei template available — see how to check your systems. How to verify

Description

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 Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-693

Affected Products

web help desksolarwinds
On-premWeb App
Enterprise Software / itsm-monitoring
SolarWinds Web Help DeskSolarWinds Inc.
On-prem
Enterprise Software / itsm-monitoring
Web Help DeskSolarWinds
On-premWeb App
Enterprise Software / itsm-monitoring
solarwindscommercialUSEnterprise Softwareaka solar winds
solarwinds inc.commercialUSEnterprise Softwareaka solarwinds orion platform, serv-u file server, access rights manager

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Feb 12, 2026
Remediation due:Feb 15, 2026

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.

Official Patch Available

References

https://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_2026-1_release_notes.htm
documentation.solarwinds.com
https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40536
solarwinds.com
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-40536
cisa.gov
and 4 more references View all →

Timeline

Published
Jan 28, 2026
Added to CISA KEV
Feb 12, 2026
Last Updated
Feb 13, 2026

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