An issue was discovered in Vocera Report Server and Voice Server 5.x through 5.8. There is Arbitrary File Upload. The BaseController class, that each of the service controllers derives from, allows for the upload of arbitrary files. If the HTTP request is a multipart/form-data POST request, any parameters with a filename entry will have their content written to a file in the Vocera upload-staging directory with the specified filename in the parameter.
Conclusion & alert: CVE-2022-46899 is rated Moderate Risk (41.7/100): CVSS High severity, with low exploitation likelihood (EPSS 0.41%). 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 | 2026-06-15 | 0.06% | 0.41% | +0.35% |
| 2 | 2025-11-21 | 0.20% | 0.06% | -0.14% |
| 3 | 2025-11-18 | — | 0.20% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| vocera | report_server | >= 5.0.0, <= 5.8.0.135 | cpe:2.3:a:vocera:report_server:*:*:*:*:*:*:*:* |
| vocera | voice_server | >= 5.0.0, <= 5.8.0.135 | cpe:2.3:a:vocera:voice_server:*:*:*:*:*:*:*:* |