Exploited Vulnerabilities DailyCVE-2025-26399: SolarWinds Web Help Desk
EPSS89.5%No. 478 of 1739 in KEV
CVE year2025~1 yrs before listing
Same vendor in KEV11
Same product5
| Field | Value |
|---|---|
| Vendor | SolarWinds |
| Product | Web Help Desk |
| Name | SolarWinds Web Help Desk Deserialization of Untrusted Data Vulnerability |
| Added to KEV | 2026-03-09 |
| US federal due date | 2026-03-12 |
| Ransomware use | Known |
| CWE | CWE-502 |
CISA description
SolarWinds Web Help Desk contain a deserialization of untrusted data vulnerability in AjaxProxy that could allow an attacker to run commands on the host machine.
Other entries for this product
| CVE | Vendor / product | Added | EPSS | Ransomware |
|---|---|---|---|---|
| CVE-2025-40536 | SolarWinds Web Help Desk | 2026-02-12 | 73.5% | Unknown |
| CVE-2025-40551 | SolarWinds Web Help Desk | 2026-02-03 | 84.1% | Unknown |
| CVE-2024-28987 | SolarWinds Web Help Desk | 2024-10-15 | 93.2% | Unknown |
| CVE-2024-28986 | SolarWinds Web Help Desk | 2024-08-15 | 84.6% | Unknown |
Data from CISA's Known Exploited Vulnerabilities (KEV) catalog. EPSS is FIRST's estimated probability of exploitation activity in the next 30 days, refreshed weekly. Always follow the vendor's official guidance.
About this page
A SolarWinds Web Help Desk vulnerability added to CISA's Known Exploited Vulnerabilities catalog on 2026-03-09.