CVE-2026-56148

published 2026-07-01

CVE-2026-56148: Uncontrolled Recursion (CWE-674) in Elasticsearch can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user can submit a…

Priority P4 34 medium 6.5 CVSS 3.1

AV N AC L PR L UI N S U C N I N A H

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.

Affected

6 ranges

Vendor	Product	Version range	Fixed in
elastic	elasticsearch	>= 8.0.0 < 8.19.17	8.19.17
elastic	elasticsearch	8.0.0 – 8.19.16	—
elastic	elasticsearch	>= 9.0.0 < 9.3.6	9.3.6
elastic	elasticsearch	9.0.0 – 9.3.5	—
elastic	elasticsearch	>= 9.4.0 < 9.4.3	9.4.3
elastic	elasticsearch	9.4.0 – 9.4.2	—

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CWE-674