Multiple intrusions have been publicly reported starting on February 6, 2026 stemming from Internet-connected servers utilizing SolarWinds Web Help Desk software. This exploitation activity reportedly first occurred in December 2025. Given the number of recent CVEs affecting this product, it’s not yet clear which of several CVEs is directly responsible for these campaigns. Below are the CVEs involved in this reported activity:
- CVE-2025-26399 – SolarWinds Web Help Desk AjaxProxy Deserialization of Untrusted Data Remote Code Execution Vulnerability
- CVE-2025-40536 – SolarWinds Web Help Desk Security Control Bypass Vulnerability
Read more…
Source: Elastic Security Labs
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