PT-2026-71708 · Opensearch+1 · Opensearch Sql Plugin+1
CVE-2026-18428
·
Published
2026-08-13
·
Updated
2026-08-13
CVSS v3.1
8.8
High
| Vector | AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
OpenSearch SQL plugin (affected versions not specified)
Description
A SQL query validation bypass exists in the Flint extension query handler within the OpenSearch SQL plugin. A remote authenticated actor with async query access can execute arbitrary code on Apache Spark workers by sending a crafted SQL query to the direct query endpoint.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
Protection Mechanism Failure
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Weakness Enumeration
Related Identifiers
Affected Products
Apache Spark
Opensearch Sql Plugin