CVE catalog
CVE-2026-56151
Improper Input Validation (CWE-20) in Kibana can lead to a denial of service via Input Data Manipulation (CAPEC-153). An authenticated user can submit a specially crafted Fleet policy input that is no
- Severity
- Medium · CVSS 6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.47% · Oct 25, 2026
Improper Input Validation (CWE-20) in Kibana can lead to a denial of service via Input Data Manipulation (CAPEC-153). An authenticated user can submit a specially crafted Fleet policy input that is not correctly validated, which can render Fleet agent, server, and policy management functionality unavailable.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Cpe | kibana | Not reported | 8.19.17 | fixed |
| Cpe | kibana | Not reported | 9.3.6 | fixed |
| Cpe | kibana | Not reported | 9.4.3 | fixed |
| Cpe | kibana | Not reported | 9.4.3 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Cpe | kibana | cpe | Not reported | 8.19.17 | Not reported | Not reported | Not reported |
| Cpe | kibana | cpe | Not reported | 9.3.6 | Not reported | Not reported | Not reported |
| Cpe | kibana | cpe | Not reported | 9.4.3 | Not reported | Not reported | Not reported |
| Cpe | kibana | cpe | Not reported | 9.4.3 | Not reported | NVD-CVE-2026-56151 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed: