{"type":"bundle","id":"bundle--4a1da43b-d1ae-5888-8a55-8122544d184a","objects":[{"type":"campaign","spec_version":"2.1","id":"campaign--16acf52f-1e6f-55a9-8f6c-04624ab8aadd","created":"2026-09-20T19:00:47.979Z","modified":"2026-09-20T19:00:47.979Z","name":"OpenSearch Dashboards TSVB prototype pollution RCE","description":"OpenSearch Dashboards TSVB prototype pollution RCE. Upgrade to the patched release.","aliases":["CVE-2026-18420"],"first_seen":"2026-08-21T00:00:00.000Z","last_seen":"2026-08-21T12:00:00.000Z","objective":"Defensive public threat-intelligence record; see limitations and source references.","external_references":[{"source_name":"NVD CVE-2026-18420","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-18420"},{"source_name":"HOL Guard operator write-up","url":"https://hol.org/blog/cve-2026-18420-opensearch-dashboards-tsvb-prototype-pollution-rce"},{"source_name":"CVE Record CVE-2026-18420","url":"https://www.cve.org/CVERecord?id=CVE-2026-18420"}]}]}