CVE-2025-40551: SolarWinds Web Help Desk Deserialization of Untrusted Data Vulnerability

CVE ID

CVE-2025-40551

Vulnerability Name

SolarWinds Web Help Desk Deserialization of Untrusted Data Vulnerability

• Project: SolarWinds
• Product: Web Help Desk

Date

• Date Added: 2026-02-03
• Due Date: 2026-02-06

Description

SolarWinds Web Help Desk contains a deserialization of untrusted data vulnerability that could lead to remote code execution, which would allow an attacker to run commands on the host machine. This could be exploited without authentication.

Known To Be Used in Ransomware Campaigns?

Unknown

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.

Additional Notes

https://www.solarwinds.com/trust-center/security-advisories/cve-2025-40551 ; https://nvd.nist.gov/vuln/detail/CVE-2025-40551

Related Security News

• CISA Adds Actively Exploited SolarWinds Web Help Desk RCE to KEV Catalog
• CISA flags critical SolarWinds RCE flaw as exploited in attacks

More CVEs Info

Common Vulnerabilities & Exposures (CVE) List