CVE-2025-9624

7.5 HIGH

Published: November 25, 2025 Modified: December 15, 2025

Description

A vulnerability in OpenSearch allows attackers to cause Denial of Service (DoS) by submitting complex query_string inputs. This issue affects all OpenSearch versions between 3.0.0 and < 3.3.0 and OpenSearch < 2.19.4.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://fluidattacks.com/advisories/chick

Source: help@fluidattacks.com

Exploit Third Party Advisory

https://github.com/opensearch-project/OpenSearch/releases/tag/2.19.4

Source: help@fluidattacks.com

https://github.com/opensearch-project/OpenSearch/releases/tag/3.3.0

Source: help@fluidattacks.com

3 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.5 / 10.0

EPSS (Exploit Probability)

0.0%

15th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-674

Affected Vendors

amazon

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