{"id":"BIT-elasticsearch-2026-49090","summary":"Uncontrolled Resource Consumption in Elasticsearch Leading to Denial of Service","details":"Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user can submit a specially crafted bulk request that causes sustained high CPU consumption, which can render the affected node unable to process requests.","aliases":["CVE-2026-49090"],"modified":"2026-09-08T08:47:24.573790517Z","published":"2026-07-06T05:48:35.959Z","database_specific":{"cpes":["cpe:2.3:a:elastic:elasticsearch:*:*:*:*:*:*:*:*"],"severity":"Medium"},"references":[{"type":"ADVISORY","url":"https://discuss.elastic.co/t/elasticsearch-7-17-24-8-15-0-security-update-esa-2026-52"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49090"}],"affected":[{"package":{"name":"elasticsearch","ecosystem":"Bitnami","purl":"pkg:bitnami/elasticsearch"},"ranges":[{"type":"SEMVER","events":[{"introduced":"7.0.0"},{"fixed":"7.17.24"},{"introduced":"8.0.0"},{"fixed":"8.15.0"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/elasticsearch/BIT-elasticsearch-2026-49090.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}],"schema_version":"1.9.0"}