A vulnerability classified as critical was found in H3C Magic NX15, Magic NX30 Pro, Magic NX400 and Magic R3010 up to V100R014. Affected by this vulnerability is the function FCGI_WizardProtoProcess of the file /api/wizard/getCapability of the component HTTP POST Request Handler. The manipulation leads to command injection. The attack can only be initiated within the local network. The exploit has been disclosed to the public and may be used. It is recommended to upgrade the affected component.
Conclusion & alert: CVE-2025-3540 is rated Moderate Risk (58/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.51%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-05-25 | 0.23% | 0.51% | +0.28% |
| 2 | 2026-05-23 | 0.27% | 0.23% | -0.04% |
| 3 | 2026-05-22 | — | 0.27% | — |
Full EPSS history (19 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.6 | 4.0 | HIGH |
|
— | — | [email protected] |
| 8.0 | 3.1 | HIGH |
|
2.1 | 5.9 | [email protected] |
| 7.7 | 2.0 | HIGH |
|
5.1 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| No affected products in dataset. | |||