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CVE-2025-9624

HIGH CVSS 3.1: 7.5 EPSS 0.04%
Updated Dec 15, 2025
Amazon
Parameter Value
CVSS 7.5 (HIGH)
Affected Versions before 3.3.0
Fixed In 3.3.0
Type CWE-674
Vendor Amazon
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)

CWE-674

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Amazon Opensearch
cpe:2.3:a:amazon:opensearch:*:*:*:*:*:*:*:*
 — 3.3.0

References 3

https://fluidattacks.com/advisories/chick
help@fluidattacks.com
https://github.com/opensearch-project/OpenSearch/releases/tag/2.19.4
help@fluidattacks.com
https://github.com/opensearch-project/OpenSearch/releases/tag/3.3.0
help@fluidattacks.com
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