OpenSearch 3.2.0 – Nested Boolean/Disjunction asymmetric DoS_CVE-2025-9624

8.3 / 10

HIGH

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

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 below 3.2.0.

Basic Information

ID CVE-2025-9624

Source Fluid Attacks

Published Nov 25, 2025 at 19:43

Modified Nov 25, 2025 at 21:03

Affected Product

Vendor OpenSearch

Product OpenSearch

Version 1.0.0

Affected Versions OpenSearch OpenSearch 1.0.0

CWE Classification

CWE-674

References

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    "lastseen": "",
    "description": "A vulnerability in OpenSearch allows attackers to cause Denial of Service (DoS) by submitting complex query_string inputs.\n\n\n\nThis issue affects all OpenSearch versions below 3.2.0.",
    "published": "2025-11-25T19:43:40.330Z",
    "modified": "2025-11-25T21:03:21.722Z",
    "type": "cve",
    "title": "OpenSearch 3.2.0 - Nested Boolean/Disjunction asymmetric DoS",
    "source": "Fluid Attacks",
    "references": "https://fluidattacks.com/advisories/chick\nhttps://opensearch.org/blog/explore-opensearch-3-3/",
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