{"id":"CVE-2026-94396","aliases":["BIT-elasticsearch-2026-94396","EUVD-2026-87800","GHSA-rrx7-wqpq-27hx"],"status":"published","title":"Uncontrolled Resource Consumption in Elasticsearch Leading to denial of service","description":"Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via Excessive Allocation (CAPEC-130)","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0024,"percentile":0.15229,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400"],"published":"2026-09-26T20:42:23Z","modified":"2026-10-28T11:21:42Z","fixes":[{"ecosystem":"Bitnami","package":"elasticsearch","fixed_in":["9.4.7","9.5.4"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"elasticsearch","ranges":[{"type":"SEMVER","events":[{"introduced":"9.2.0"},{"fixed":"9.4.7"},{"introduced":"9.5.0"},{"fixed":"9.5.4"}]}]}],"products":[{"vendor":"elastic","product":"elasticsearch"}],"references":[{"url":"https://discuss.elastic.co/t/elasticsearch-9-4-7-9-5-4-security-update-esa-2026-182/390686","tags":["Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-94396","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-rrx7-wqpq-27hx"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/94xxx/CVE-2026-94396.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-94396","title":"Uncontrolled Resource Consumption in Elasticsearch Leading to denial of service","description":"Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via Excessive Allocation (CAPEC-130)","status":"published","published":"2026-09-26T20:42:23.643Z","modified":"2026-09-26T22:59:33.605Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:19:53.786088Z"}],"euvd":[{"id":"EUVD-2026-87800","description":"Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via Excessive Allocation (CAPEC-130)","status":"published","published":"2026-09-26T20:42:23Z","modified":"2026-09-26T22:59:33Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T17:27:54.286776Z"}],"ghsa":[{"id":"GHSA-rrx7-wqpq-27hx","title":"Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via...","description":"Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via Excessive Allocation (CAPEC-130)","status":"published","published":"2026-09-26T21:30:27Z","modified":"2026-09-26T21:30:28Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:12:30.689958Z"}],"nvd":[{"id":"CVE-2026-94396","description":"Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via Excessive Allocation (CAPEC-130)","status":"published","published":"2026-09-26T21:16:56.027Z","modified":"2026-09-29T18:42:12.743Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:12:52.081323Z"}],"osv":[{"id":"CVE-2026-94396","title":"Uncontrolled Resource Consumption in Elasticsearch Leading to denial of service","description":"Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via Excessive Allocation (CAPEC-130)","status":"published","published":"2026-09-26T20:42:23.643Z","modified":"2026-10-28T11:21:42.630810553Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:45:20.931171Z"},{"id":"BIT-elasticsearch-2026-94396","title":"Uncontrolled Resource Consumption in Elasticsearch Leading to denial of service","description":"Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via Excessive Allocation (CAPEC-130)","status":"published","published":"2026-10-01T09:24:18.554Z","modified":"2026-10-01T10:00:03.829533202Z","updated_at":"2026-11-02T15:28:29.563843Z"}]}}