HIGH 8.6 NVD
CVE-2026-18952
Missing input validation in the threat intelligence feed parser in the OpenSearch Security Analytics plugin might allow an authenticated remote user to perform
Missing input validation in the threat intelligence feed parser in the OpenSearch Security Analytics plugin might allow an authenticated remote user to perform server-side request forgery and read local files via a crafted URL parameter to the threat intel source configuration endpoint.
References
- https://aws.amazon.com/security/security-bulletins/2026-079-aws/
- https://docs.aws.amazon.com/opensearch-service/latest/developerguide/service-software.html
This high severity vulnerability with a CVSS score of 8.6 was published on 2026-08-12 via NVD.
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