Description
A SQL query validation bypass in the Flint extension query handler in the OpenSearch SQL plugin allows a remote authenticated actor with async query access to execute arbitrary code on Apache Spark workers by sending a crafted SQL query to the direct query endpoint.
Published: 2026-08-13
Score: 8.7 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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History

Fri, 14 Aug 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 13 Aug 2026 17:45:00 +0000

Type Values Removed Values Added
Description A SQL query validation bypass in the Flint extension query handler in the OpenSearch SQL plugin allows a remote authenticated actor with async query access to execute arbitrary code on Apache Spark workers by sending a crafted SQL query to the direct query endpoint.
Title SQL Query Validation Bypass in OpenSearch Direct Query
First Time appeared Aws
Aws opensearch
Github
Github opensearch
Weaknesses CWE-693
CPEs cpe:2.3:a:aws:opensearch:*:*:*:*:*:*:*:*
cpe:2.3:a:github:opensearch:*:*:*:*:*:*:*:*
Vendors & Products Aws
Aws opensearch
Github
Github opensearch
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: AMZN

Published:

Updated: 2026-08-13T17:57:51.408Z

Reserved: 2026-07-30T18:25:37.247Z

Link: CVE-2026-18428

cve-icon Vulnrichment

Updated: 2026-08-13T17:57:48.122Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-08-13T18:17:21.130

Modified: 2026-08-14T19:04:40.110

Link: CVE-2026-18428

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-13T18:45:04Z

Weaknesses
  • CWE-693

    Protection Mechanism Failure