CVEvulnerability
CVE-2026-18428
8.7 HIGH
Official page ↗
- Status
- Awaiting Analysis
- Published
- 2026-08-13
- Last modified
- 2026-08-14
- Assigner
- ff89ba41-3aa1-4d27-914a-91399e9639e5
- CVSS 4.0 (ff89ba41-3aa1-4d27-914a-91399e9639e5)
- 8.7 HIGH — 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 (ff89ba41-3aa1-4d27-914a-91399e9639e5)
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-693
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.
Related
Weakness · CWE (1)
- CWE-693 Protection Mechanism Failure weakness
References
- https://aws.amazon.com/security/security-bulletins/2026-081-aws/ aws.amazon.com
- https://docs.aws.amazon.com/opensearch-service/latest/developerguide/service-software.html docs.aws.amazon.com
- https://github.com/opensearch-project/sql/security/advisories/GHSA-g4jr-343c-fvjm github.com
- https://opensearch.org/artifacts/by-version/?_gl=1*d14pqp*_up*MQ..*_ga*Nzc5NTAxNzM2LjE3ODM1NTA2NDA.*_ga_BQV14XK08F*czE3ODM1NTA2NDAkbzEkZzEkdDE3ODM1NTA3MTQkajU2JGwwJGg3NTc4ODY0OTM.#release-2-19-6 opensearch.org
- https://opensearch.org/artifacts/by-version/?_gl=1*d14pqp*_up*MQ..*_ga*Nzc5NTAxNzM2LjE3ODM1NTA2NDA.*_ga_BQV14XK08F*czE3ODM1NTA2NDAkbzEkZzEkdDE3ODM1NTA3MTQkajU2JGwwJGg3NTc4ODY0OTM.#release-3-7-0 opensearch.org