What’s Vulnerable › Vulnerabilities
CVE-2026-115706: Authorization Bypass Through User-Controlled Key in Elastic Cloud Enterprise (ECE) Leading to Privilege Escalation
- Severity: medium (CVSS 6.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-29 · updated 2026-10-30
- Weakness: CWE-639
Description
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 that it manages.
Affected products
- Elastic Cloud Enterprise: before 3.8.6; from 4.0.0 before 4.2.1 — fixed in 3.8.6, 4.2.1
- Elastic Cloud Enterprise: from 1.0.0 through 3.8.5; from 4.0.0 through 4.2.0
How to fix
Upgrade to a fixed version: Elastic Cloud Enterprise 3.8.6, 4.2.1. Check the vendor advisory for mitigations.
References
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