ByteOS Network

NVD Vulnerability Details :

CVE-2026-56150

Received

Source-security@elastic.co

Published At-01 Jul, 2026 | 17:16

Updated At-01 Jul, 2026 | 18:16

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.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	3.1	6.5	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
			N/A

Type: Secondary

Version: 3.1

Base score: 6.5

Base severity: MEDIUM

Vector:

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Type: N/A

Version:

Base score:

Base severity: N/A

Vector:

Weaknesses

CWE ID	Type	Source
CWE-770	Secondary	security@elastic.co

CWE ID: CWE-770

Type: Secondary

Source: security@elastic.co

References

Hyperlink	Source	Resource
https://discuss.elastic.co/t/fleet-server-8-19-11-9-2-5-9-3-0-security-update-esa-2026-44	security@elastic.co	N/A

Hyperlink: https://discuss.elastic.co/t/fleet-server-8-19-11-9-2-5-9-3-0-security-update-esa-2026-44

Source: security@elastic.co

Resource: N/A

CISA Catalog

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Change History