CVE-2026-19311 Missing Authorization in Execute Monitor API in OpenSearch Alerting Plugin

Missing authorization in the Execute Monitor API in Amazon OpenSearch Alerting plugin might allow an authenticated remote user to read, modify, or delete arbitrary index data via a crafted inline monitor request with unintentional data source and input index parameters...

CVE-2026-19311

The CVE-2026-19311 issue affects the Amazon OpenSearch Alerting plugin, specifically the Execute Monitor API. A missing authorization check in the API could allow an authenticated remote user to read, modify, or delete arbitrary index data through a crafted inline monitor request using unintentio...