Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2025-9624

Severity CVSS v4.0:
HIGH
Type:
Unavailable / Other
Publication date:
25/11/2025
Last modified:
25/11/2025

Description

A vulnerability in OpenSearch allows attackers to cause Denial of Service (DoS) by submitting complex query_string inputs.<br /> <br /> <br /> <br /> This issue affects all OpenSearch versions below 3.2.0.

Impact

Vector 4.0
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 CVSS v4.0 Severity and Metrics:

Base Score: 8.30 HIGH
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

Attack Vector (AV): Network
Attack Complexity (AC): Low
Attack Requirements (AT): None
Privileges Required (PR): Low
User Interaction (UI): None
Confidentiality (VC): None
Integrity (VI): None
Availability (VA): High
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): High

Base Score 4.0
8.30
Severity 4.0
HIGH

References to Advisories, Solutions, and Tools