Back to overview

CVE-2026-56148

MEDIUM
6.5
CVSS 3.1
Description
Uncontrolled Recursion (CWE-674) in Elasticsearch can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user can submit a specially crafted query that causes excessive resource consumption while the request is processed, which may render the affected node unavailable.

Metadata

CVE ID
CVE-2026-56148
State
PUBLISHED
Assigner
elastic
Reserved
2026-06-19 11:01 UTC
Published
2026-07-01 16:17 UTC
Last updated
2026-07-01 17:25 UTC
Primary CWE
CWE-674
CWE-674 Uncontrolled Recursion
Vendor / Product
Elastic / Elasticsearch
Sources
cve.org  ·  NVD

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
SSVC — CISA Coordinator
Exploitation
none
Automatable
no
Tech. Impact
partial
Affected products (1)
VendorProductPlatformVersions
Elastic Elasticsearch — 9.4.0 ≤ 9.4.2, 9.0.0 ≤ 9.3.5, 8.0.0 ≤ 8.19.16
Weakness (CWE)
CWESourceDescription
CWE-674 cna CWE-674 Uncontrolled Recursion
CVSS scores (1)
ScoreSeverityVersionSourceVector
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)
Back to overview