{"schema_version":1,"title":"Elastic Fleet Server vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in Elastic Fleet Server: 0 in the last 7 days and 3 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-78587, was published on 2 September 2026.","url":"https://junglewise.ai/threats/technologies/fleet-server","json_url":"https://junglewise.ai/threats/technologies/fleet-server.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/fleet-server","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":0,"all_time":3,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":1,"last_90_days":3,"last_365_days":3},"latest":[{"cve":"CVE-2026-78587","cvss":3.1,"epss":0.003,"slug":"cve-2026-78587-elastic-fleet-server-incorrect-authorization-in-multi-part-upload","title":"Elastic Fleet Server incorrect authorization in multi-part upload","severity":"low","exploited":false,"published_at":"2026-09-02T15:17:40.19+00:00","url":"https://junglewise.ai/threats/cve-2026-78587-elastic-fleet-server-incorrect-authorization-in-multi-part-upload"},{"cve":"CVE-2026-72657","cvss":6.5,"epss":0.0039,"slug":"cve-2026-72657-elastic-fleet-server-authorization-bypass-in-artifact-downloads","title":"Elastic Fleet Server authorization bypass in artifact downloads","severity":"medium","exploited":false,"published_at":"2026-08-13T20:17:25.87+00:00","url":"https://junglewise.ai/threats/cve-2026-72657-elastic-fleet-server-authorization-bypass-in-artifact-downloads"},{"cve":"CVE-2026-56150","cvss":6.5,"slug":"cve-2026-56150-elastic-fleet-server-denial-of-service-via-excessive-memory","title":"Elastic Fleet Server denial of service via excessive memory allocation","severity":"medium","exploited":false,"published_at":"2026-07-01T17:16:37.06+00:00","url":"https://junglewise.ai/threats/cve-2026-56150-elastic-fleet-server-denial-of-service-via-excessive-memory"}],"weekly":[{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Elastic Kibana","slug":"kibana","vulnerabilities":84,"url":"https://junglewise.ai/threats/technologies/kibana"},{"name":"Elasticsearch","slug":"elasticsearch","vulnerabilities":31,"url":"https://junglewise.ai/threats/technologies/elasticsearch"},{"name":"Elastic Cloud on Kubernetes","slug":"cloud-on-kubernetes","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/cloud-on-kubernetes"}],"technology":{"hub":true,"name":"Elastic Fleet Server","slug":"fleet-server","vendor":{"name":"Elastic","slug":"elastic","url":"https://junglewise.ai/threats/vendors/elastic"},"aliases":[],"category":"agent-management","homepage":"https://www.elastic.co/guide/en/fleet/current/fleet-server.html","repo_url":"https://github.com/elastic/fleet-server","description":"Fleet Server is a centralized management component for Elastic Agents.","url":"https://junglewise.ai/threats/technologies/fleet-server"},"most_severe":[{"cve":"CVE-2026-72657","cvss":6.5,"epss":0.0039,"slug":"cve-2026-72657-elastic-fleet-server-authorization-bypass-in-artifact-downloads","title":"Elastic Fleet Server authorization bypass in artifact downloads","severity":"medium","exploited":false,"published_at":"2026-08-13T20:17:25.87+00:00","url":"https://junglewise.ai/threats/cve-2026-72657-elastic-fleet-server-authorization-bypass-in-artifact-downloads"},{"cve":"CVE-2026-56150","cvss":6.5,"slug":"cve-2026-56150-elastic-fleet-server-denial-of-service-via-excessive-memory","title":"Elastic Fleet Server denial of service via excessive memory allocation","severity":"medium","exploited":false,"published_at":"2026-07-01T17:16:37.06+00:00","url":"https://junglewise.ai/threats/cve-2026-56150-elastic-fleet-server-denial-of-service-via-excessive-memory"},{"cve":"CVE-2026-78587","cvss":3.1,"epss":0.003,"slug":"cve-2026-78587-elastic-fleet-server-incorrect-authorization-in-multi-part-upload","title":"Elastic Fleet Server incorrect authorization in multi-part upload","severity":"low","exploited":false,"published_at":"2026-09-02T15:17:40.19+00:00","url":"https://junglewise.ai/threats/cve-2026-78587-elastic-fleet-server-incorrect-authorization-in-multi-part-upload"}],"generated_at":"2026-09-28T03:07:00.154823+00:00"}