CVE•Published 2026-08-13•1 article on news•5 live references•NVD data
CVE-2026-18428
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
—
Weaknesses (CWE)
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.
Timeline
Published 2026-08-13
Modified 2026-08-13
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2026-18428Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-18428Censys host search filtered to this CVE id.
grep.app
CVE-2026-18428Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-18428GitHub code search for direct mentions.
Google dork
"CVE-2026-18428" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.