{"id":"CVE-2026-78583","aliases":["BIT-elk-2026-78583","BIT-kibana-2026-78583","EUVD-2026-70657","GHSA-3963-6mf6-92mq"],"status":"published","title":"Incorrect Authorization in Kibana Leading to Privilege Escalation","description":"Incorrect Authorization (CWE-863) in Kibana can lead to privilege escalation via Input Data Manipulation (CAPEC-153). Elasticsearch cluster privilege declarations originating from integration packages were not validated before being used to mint credentials for enrolled Elastic Agents. A user holding Fleet management privileges could therefore cause every Elastic Agent on a targeted policy to receive a credential carrying arbitrarily elevated Elasticsearch cluster privileges, up to and including full cluster administration.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00386,"percentile":0.32922,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-863"],"published":"2026-09-03T18:35:36Z","modified":"2026-10-28T11:17:57Z","fixes":[{"ecosystem":"Bitnami","package":"elk","fixed_in":["8.19.21","9.4.6","9.5.3"],"sources":["osv"]},{"ecosystem":"Bitnami","package":"kibana","fixed_in":["8.19.21","9.4.6","9.5.3"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"elk","ranges":[{"type":"SEMVER","events":[{"introduced":"8.0.0"},{"fixed":"8.19.21"},{"introduced":"9.0.0"},{"fixed":"9.4.6"},{"introduced":"9.5.0"},{"fixed":"9.5.3"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"kibana","ranges":[{"type":"SEMVER","events":[{"introduced":"8.0.0"},{"fixed":"8.19.21"},{"introduced":"9.0.0"},{"fixed":"9.4.6"},{"introduced":"9.5.0"},{"fixed":"9.5.3"}]}]}],"products":[{"vendor":"elastic","product":"kibana"}],"references":[{"url":"https://discuss.elastic.co/t/kibana-8-19-21-9-4-6-9-5-3-security-update-esa-2026-140/390158","tags":["Vendor Advisory","Mitigation","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-78583","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-3963-6mf6-92mq"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/78xxx/CVE-2026-78583.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-78583","title":"Incorrect Authorization in Kibana Leading to Privilege Escalation","description":"Incorrect Authorization (CWE-863) in Kibana can lead to privilege escalation via Input Data Manipulation (CAPEC-153). Elasticsearch cluster privilege declarations originating from integration packages were not validated before being used to mint credentials for enrolled Elastic Agents. A user holding Fleet management privileges could therefore cause every Elastic Agent on a targeted policy to receive a credential carrying arbitrarily elevated Elasticsearch cluster privileges, up to and including full cluster administration.","status":"published","published":"2026-09-03T18:35:36.143Z","modified":"2026-09-03T18:49:14.662Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T13:34:48.658051Z"}],"euvd":[{"id":"EUVD-2026-70657","description":"Incorrect Authorization (CWE-863) in Kibana can lead to privilege escalation via Input Data Manipulation (CAPEC-153). Elasticsearch cluster privilege declarations originating from integration packages were not validated before being used to mint credentials for enrolled Elastic Agents. A user holding Fleet management privileges could therefore cause every Elastic Agent on a targeted policy to receive a credential carrying arbitrarily elevated Elasticsearch cluster privileges, up to and including full cluster administration.","status":"published","published":"2026-09-03T18:35:36Z","modified":"2026-09-03T18:49:14Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T18:01:13.160542Z"}],"ghsa":[{"id":"GHSA-3963-6mf6-92mq","title":"Incorrect Authorization (CWE-863) in Kibana can lead to privilege escalation via Input Data...","description":"Incorrect Authorization (CWE-863) in Kibana can lead to privilege escalation via Input Data Manipulation (CAPEC-153). Elasticsearch cluster privilege declarations originating from integration packages were not validated before being used to mint credentials for enrolled Elastic Agents. A user holding Fleet management privileges could therefore cause every Elastic Agent on a targeted policy to receive a credential carrying arbitrarily elevated Elasticsearch cluster privileges, up to and including full cluster administration.","status":"published","published":"2026-09-03T21:31:14Z","modified":"2026-09-03T21:31:20Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:11:20.583896Z"}],"nvd":[{"id":"CVE-2026-78583","description":"Incorrect Authorization (CWE-863) in Kibana can lead to privilege escalation via Input Data Manipulation (CAPEC-153). Elasticsearch cluster privilege declarations originating from integration packages were not validated before being used to mint credentials for enrolled Elastic Agents. A user holding Fleet management privileges could therefore cause every Elastic Agent on a targeted policy to receive a credential carrying arbitrarily elevated Elasticsearch cluster privileges, up to and including full cluster administration.","status":"published","published":"2026-09-03T19:17:28.55Z","modified":"2026-09-08T16:48:51.01Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:12:43.737972Z"}],"osv":[{"id":"CVE-2026-78583","title":"Incorrect Authorization in Kibana Leading to Privilege Escalation","description":"Incorrect Authorization (CWE-863) in Kibana can lead to privilege escalation via Input Data Manipulation (CAPEC-153). Elasticsearch cluster privilege declarations originating from integration packages were not validated before being used to mint credentials for enrolled Elastic Agents. A user holding Fleet management privileges could therefore cause every Elastic Agent on a targeted policy to receive a credential carrying arbitrarily elevated Elasticsearch cluster privileges, up to and including full cluster administration.","status":"published","published":"2026-09-03T18:35:36.143Z","modified":"2026-10-28T11:17:57.759919299Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:45:17.44708Z"},{"id":"BIT-elk-2026-78583","title":"Incorrect Authorization in Kibana Leading to Privilege Escalation","description":"Incorrect Authorization (CWE-863) in Kibana can lead to privilege escalation via Input Data Manipulation (CAPEC-153). Elasticsearch cluster privilege declarations originating from integration packages were not validated before being used to mint credentials for enrolled Elastic Agents. A user holding Fleet management privileges could therefore cause every Elastic Agent on a targeted policy to receive a credential carrying arbitrarily elevated Elasticsearch cluster privileges, up to and including full cluster administration.","status":"published","published":"2026-09-09T08:41:42.876Z","modified":"2026-09-09T09:41:01.465091992Z","updated_at":"2026-11-02T15:28:29.563843Z"},{"id":"BIT-kibana-2026-78583","title":"Incorrect Authorization in Kibana Leading to Privilege Escalation","description":"Incorrect Authorization (CWE-863) in Kibana can lead to privilege escalation via Input Data Manipulation (CAPEC-153). Elasticsearch cluster privilege declarations originating from integration packages were not validated before being used to mint credentials for enrolled Elastic Agents. A user holding Fleet management privileges could therefore cause every Elastic Agent on a targeted policy to receive a credential carrying arbitrarily elevated Elasticsearch cluster privileges, up to and including full cluster administration.","status":"published","published":"2026-09-09T08:48:21.845Z","modified":"2026-09-09T09:41:01.465091992Z","updated_at":"2026-11-02T15:28:32.162822Z"}]}}