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Unpatched SolarWinds WHD instances under active attack

Helpnetsecurity • February 10, 2026

“While Velociraptor is designed to help defenders with endpoint monitoring and artifact collection, its capabilities, such as remote command execution ...

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Active Exploitation of SolarWinds Web Help Desk Vulnerability CVE-2025-40551 Users of SolarWinds Web Help Desk are at risk due to the active exploitation of vulnerability CVE-2025-40551. This vulnerability was published on January 28, 2026, and was added to CISA's Known Exploited Vulnerabilities Catalog on February 3, 2026, requiring federal civilian agencies to implement patches promptly. 75 sources 59

Unpatched SolarWinds WHD instances under active attack

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Extracted Entities

Companies (1)

MITRE ATT&CK (1)