{"id":"CVE-2026-49090","aliases":["BIT-elasticsearch-2026-49090","EUVD-2026-41100","GHSA-xww7-7gcc-rp5w","UBUNTU-CVE-2026-49090"],"status":"published","title":"Uncontrolled Resource Consumption in Elasticsearch Leading to Denial of Service","description":"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.","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":0.0042,"percentile":0.36654,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400"],"published":"2026-07-01T17:15:54Z","modified":"2026-10-28T11:01:16Z","fixes":[{"ecosystem":"Bitnami","package":"elasticsearch","fixed_in":["7.17.24","8.15.0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"elasticsearch","ranges":[{"type":"SEMVER","events":[{"introduced":"7.0.0"},{"fixed":"7.17.24"},{"introduced":"8.0.0"},{"fixed":"8.15.0"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"elasticsearch","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.2+dfsg-1","1.7.3+dfsg-1","1.7.3+dfsg-2","1.7.3+dfsg-3"]}],"products":[{"vendor":"elastic","product":"elasticsearch"}],"references":[{"url":"https://discuss.elastic.co/t/elasticsearch-7-17-24-8-15-0-security-update-esa-2026-52","tags":["Vendor Advisory","advisory","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49090","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-xww7-7gcc-rp5w"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49090.json","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-49090","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-49090","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-49090","title":"Uncontrolled Resource Consumption in Elasticsearch Leading to Denial of Service","description":"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.","status":"published","published":"2026-07-01T17:15:54.359Z","modified":"2026-07-01T17:56:42.069Z","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":"2026-11-02T13:34:59.78118Z"}],"euvd":[{"id":"EUVD-2026-41100","description":"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.","status":"published","published":"2026-07-01T17:15:54Z","modified":"2026-07-01T17:56:42Z","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":"2026-11-02T18:20:19.066641Z"}],"ghsa":[{"id":"GHSA-xww7-7gcc-rp5w","title":"Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead to a denial of service via...","description":"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.","status":"published","published":"2026-07-01T18:31:56Z","modified":"2026-07-01T18:32:05Z","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":"2026-11-02T15:09:09.679694Z"}],"nvd":[{"id":"CVE-2026-49090","description":"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.","status":"published","published":"2026-07-01T18:16:33.54Z","modified":"2026-10-25T17:10:00.197Z","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":"2026-11-02T14:12:27.199837Z"}],"osv":[{"id":"CVE-2026-49090","title":"Uncontrolled Resource Consumption in Elasticsearch Leading to Denial of Service","description":"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.","status":"published","published":"2026-07-01T17:15:54.359Z","modified":"2026-10-28T11:01:16.101147103Z","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":"2026-11-02T15:45:07.060148Z"},{"id":"UBUNTU-CVE-2026-49090","description":"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.","status":"published","published":"2026-07-01T18:16:00Z","modified":"2026-07-09T15:20:05Z","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":"2026-11-02T16:56:33.391918Z"},{"id":"BIT-elasticsearch-2026-49090","title":"Uncontrolled Resource Consumption in Elasticsearch Leading to Denial of Service","description":"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.","status":"published","published":"2026-07-06T05:48:35.959Z","modified":"2026-09-08T08:47:24.573790517Z","updated_at":"2026-11-02T15:28:29.563843Z"}]}}