Elastic Cloud Enterprise (ECE) 3.8.6 and 4.2.1 Security Update (ESA-2026-211)
// AI summary
Elastic Cloud Enterprise (ECE) 3.8.6 and 4.2.1 update addresses an authorization bypass flaw allowing an attacker controlling any host to obtain credentials for other platform roles.
// from the source
Authorization Bypass Through User-Controlled Key in Elastic Cloud Enterprise (ECE) Leading to Privilege Escalation Authorization Bypass Through User-Controlled Key (CWE-639) in Elastic Cloud Enterprise (ECE) can lead to privilege escalation via Privilege Abuse (CAPEC-122). An attacker who controls any host in an ECE installation can obtain credentials that are reserved for other platform roles. These credentials can give the attacker full control of the ECE control plane and of the deployments t