Kibana versions prior to 4.1.3 and 4.2.1 are vulnerable to a XSS attack.
Conclusion & alert: CVE-2015-9056 is rated Moderate Risk (43.4/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.83%). 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 | 0.29% | 0.83% | +0.54% |
| 2 | 2025-03-30 | 0.24% | 0.29% | +0.05% |
| 3 | 2025-03-29 | — | 0.24% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.1 | 3.0 | MEDIUM |
|
2.8 | 2.7 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2015-9056 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| elastic | kibana | >= 4.1.0, < 4.1.3 | cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:* |
| elastic | kibana | >= 4.2.0, < 4.2.1 | cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:* |
| elastic | kibana | 4.2.0 | cpe:2.3:a:elastic:kibana:4.2.0:beta1:*:*:*:*:*:* |
| elastic | kibana | 4.2.0 | cpe:2.3:a:elastic:kibana:4.2.0:beta2:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.elastic.co/community/security | Vendor Advisory |