Microsoft's Defender Security Research Team has observed threat actors actively exploiting internet-exposed SolarWinds Web Help Desk instances in multi-stage intrusions that led to lateral movement ...

Microsoft links SolarWinds WHD exploits to RCE, lateral movement, and domain compromise in multi-stage attacks.

Attacks targeting SolarWinds Web Help Desk instances in December 2025 might have exploited recently patched vulnerabilities as zero-days.

Security researchers warn of active attacks on SolarWinds Web Help Desk. Malicious actors are exploiting vulnerabilities to infiltrate systems and then ...

So many CVEs, so little time Digital intruders exploited buggy SolarWinds Web Help Desk (WHD) instances in December to break into victims' IT environments, move laterally, and steal high-privilege ...

We are seeing exploitation of SolarWinds Web Help Desk via CVE‑2025‑40551 and CVE‑2025‑40536 that can lead to domain compromise; here is how to patch, hunt, and mitigate now.

According to Huntress, the intrusions stem from the many recently disclosed vulnerabilities – some critical – affecting SolarWinds Web Help Desk.