CVE-2026-83497
CVE-2026-83497 - OpenSearch SQL Plugin - Unrestricted Java Deserialization in Cursor Pagination
Published Sep 9, 2026 · Amazon Web Services
Bulletin ID: 2026-092-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 08/31/2026 11:30 AM PDT Description: OpenSearch is an open-source search and analytics engine. We identified CVE-2026-83497 where a remote authenticated user with basic read/search permissions can run arbitrary code on the server by providing a crafted cursor parameter to the plugins/sql endpoint. Affected Products & Versions: OpenSearch SQL Plugin (open-source, self-managed): - Affected: v2.8
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Timeline
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Sep 9, 2026 · AWS Security Bulletins
Detected
Bulletin ID: 2026-092-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 08/31/2026 11:30 AM PDT Description: OpenSearch is an open-source search and analytics engine. We identified CVE-2026-83497 where a remote authenticated user with basic read/search permissions can run arbitrary code on the server by providing a crafted cursor parameter to the plugins/sql endpoint. A
Sources
- AWS Security BulletinsVendor advisoryCVE-2026-83497
Bulletin ID: 2026-092-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 08/31/2026 11:30 AM PDT Description: OpenSearch is an open-source search and analytics engine. We identified CVE-2026-83497 where a remote authenticated user with basic read/search
aws.amazon.com - CVE.orgVulnerability recordCVE-2026-83497
Official CVE identifier
cve.org