High severity8.1NVD Advisory· Published Aug 12, 2026· Updated Aug 12, 2026

CVE-2026-19311

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Amazon/OpenSearch Alerting pluginllm-create
Opensef Project/alertingllm-create

Patches

Vulnerability mechanics

References

aws.amazon.com/about-aws/whats-new/2026/03/amazon-opensearch-service-version-3-5/nvd
aws.amazon.com/security/security-bulletins/2026-078-aws/nvd
github.com/opensearch-project/alerting/security/advisories/GHSA-xxpg-q3wh-685qnvd

News mentions

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