CVE-2026-56150
Received
Received - Intake
Allocation of Resources Without Limits in Fleet Server
Vulnerability report for CVE-2026-56150, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-07-01
Last updated on: 2026-07-01
Assigner: Elastic
Description
Description
Allocation of Resources Without Limits or Throttling (CWE-770) in Fleet Server can lead to a denial of service via Excessive Allocation (CAPEC-130). An attacker can submit a specially crafted request to an upload endpoint that causes excessive memory consumption, which may render Fleet Server unavailable.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| elastic | fleet_server | From 8.0.0 (inc) to 8.19.11 (exc) |
| elastic | fleet_server | From 9.0.0 (inc) to 9.2.5 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-770 | The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated. |
