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.
Published: 2025-11-25
Score: 8.3 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-mw3v-mmfw-3x2g OpenSearch is vulnerable to DoS via complex query_string inputs
History

Mon, 15 Dec 2025 14:30:00 +0000

Type Values Removed Values Added
References

Mon, 15 Dec 2025 14:15:00 +0000

Type Values Removed Values Added
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. 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.
References

Tue, 02 Dec 2025 15:45:00 +0000

Type Values Removed Values Added
First Time appeared Amazon
Amazon opensearch
CPEs cpe:2.3:a:amazon:opensearch:*:*:*:*:*:*:*:*
Vendors & Products Amazon
Amazon opensearch
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Tue, 25 Nov 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 25 Nov 2025 20:00:00 +0000

Type Values Removed Values Added
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.
Title OpenSearch 3.2.0 - Nested Boolean/Disjunction asymmetric DoS
First Time appeared Opensearch
Opensearch opensearch
Weaknesses CWE-674
CPEs cpe:2.3:a:opensearch:opensearch:*:*:linux:*:*:*:*:*
cpe:2.3:a:opensearch:opensearch:*:*:macos:*:*:*:*:*
cpe:2.3:a:opensearch:opensearch:*:*:windows:*:*:*:*:*
Vendors & Products Opensearch
Opensearch opensearch
References
Metrics cvssV4_0

{'score': 8.3, 'vector': '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'}

Subscriptions

Amazon Opensearch
Opensearch Opensearch
cve-icon MITRE

Status: PUBLISHED

Assigner: Fluid Attacks

Published:

Updated: 2025-12-15T14:04:03.148Z

Reserved: 2025-08-28T19:08:18.437Z

Link: CVE-2025-9624

cve-icon Vulnrichment

Updated: 2025-11-25T20:59:33.441Z

cve-icon NVD

Status : Modified

Published: 2025-11-25T20:16:01.177

Modified: 2025-12-15T14:15:57.967

Link: CVE-2025-9624

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses