CVE-2026-63261
MEDIUM
6.5
CVSS 3.1
Description
Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). A low-privileged authenticated user can send a specially crafted request to a Kibana machine learning feature, causing the server to exhaust available memory and become unavailable to all users.
Metadata
Severity & Metrics
6.5
MEDIUM CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products (1)
| Vendor | Product | Platform | Versions |
|---|---|---|---|
| Elastic | Kibana | — | 8.0.0 ≤ 8.19.18, 9.4.0 ≤ 9.4.3, 9.0.0 ≤ 9.3.7 |
Weakness (CWE)
| CWE | Source | Description |
|---|---|---|
| CWE-400 | cna | CWE-400 Uncontrolled Resource Consumption |
CVSS scores (1)
| Score | Severity | Version | Source | Vector |
|---|---|---|---|---|
| 6.5 | MEDIUM | 3.1 | cna | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
References (1)