Exploited CVEs / By vendor / SolarWinds
SolarWinds vulnerabilities actively exploited
11 SolarWinds CVEs on the CISA Known Exploited Vulnerabilities catalog, newest first. Refreshed daily.
Every CVE below is confirmed exploited in the wild, not just theoretically severe. The newest addition is CVE-2026-28318 (Serv-U, added 2026-06-05). 2 of the 11 are used in ransomware campaigns. New CISA KEV entries appear here the day they are cataloged; the freshest across all vendors are on exploited this week.
Senserva AI Opinion and rich prompt for SolarWinds exploited CVEs
Copy this prompt into Claude, ChatGPT, or Copilot. The facts are included, sourced from this page.
Web Help Desk: 5 exploited CVEs
| CVE | Product | Added to KEV | Signals |
|---|---|---|---|
| CVE-2025-26399 | Web Help Desk | 2026-03-09 | ransomware, CVSS 9.8, EPSS 88% |
| CVE-2025-40536 | Web Help Desk | 2026-02-12 | CVSS 9.8, EPSS 72% |
| CVE-2025-40551 | Web Help Desk | 2026-02-03 | CVSS 9.8, EPSS 84% |
| CVE-2024-28987 | Web Help Desk | 2024-10-15 | CVSS 9.1, EPSS 93% |
| CVE-2024-28986 | Web Help Desk | 2024-08-15 | CVSS 9.8, EPSS 85% |
Serv-U: 4 exploited CVEs
| CVE | Product | Added to KEV | Signals |
|---|---|---|---|
| CVE-2026-28318 | Serv-U | 2026-06-05 | CVSS 7.5, EPSS 8% |
| CVE-2024-28995 | Serv-U | 2024-07-17 | CVSS 7.5, EPSS 100% |
| CVE-2021-35247 | Serv-U | 2022-01-21 | CVSS 5.3, EPSS 3% |
| CVE-2021-35211 | Serv-U | 2021-11-03 | ransomware, CVSS 10.0, EPSS 91% |
Other SolarWinds products
| CVE | Product | Added to KEV | Signals |
|---|---|---|---|
| CVE-2016-3643 | Virtualization Manager | 2021-11-03 | CVSS 7.8, EPSS 4% |
| CVE-2020-10148 | Orion | 2021-11-03 | CVSS 9.8, EPSS 92% |
Common questions about exploited SolarWinds CVEs
Which SolarWinds vulnerabilities are actively exploited?
As of August 2026, 11 SolarWinds CVEs are on the CISA Known Exploited Vulnerabilities catalog, meaning exploitation in the wild is confirmed. The most-listed products are Web Help Desk (5), Serv-U (4). 2 are linked to ransomware campaigns.
What is the newest exploited SolarWinds CVE?
CVE-2026-28318, affecting Serv-U, added to the CISA KEV catalog on 2026-06-05. This page refreshes daily, so the newest entry is always first in the table.
How urgent are these SolarWinds CVEs?
KEV listing is the strongest fix-first signal there is: it means confirmed exploitation, not a prediction. Patch these ahead of higher-CVSS issues that nobody is exploiting. Check the vendor advisory (linked below) for fixed versions and workarounds.
Can I ask my own AI about exploited SolarWinds CVEs?
Yes. This page includes a free copy-paste AI prompt carrying the newest SolarWinds KEV entries, with CVSS, EPSS, and ransomware context, into Claude, ChatGPT, or Copilot. The data is refreshed twice a day (5 AM and 3 PM US Central).
Authoritative references
All vendors, searchable with due dates and CSV export: the exploited-CVE tracker. Every vendor with a page: exploited by vendor.