Description
Authorization Bypass Through User-Controlled Key (CWE-639) in Kibana can lead to unauthorized disclosure, modification, and deletion of data via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). An authenticated user granted the Timeline feature privilege in a Kibana space could enumerate, read, modify, and delete draft Timeline objects belonging to other users in the same space. Read access is sufficient for enumeration and disclosure; the Timeline write privilege is required for modification and deletion.
Published: 2026-09-26
Score: 6.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sun, 27 Sep 2026 00:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 26 Sep 2026 23:00:00 +0000

Type Values Removed Values Added
First Time appeared Elastic
Elastic kibana
Vendors & Products Elastic
Elastic kibana

Sat, 26 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Description Authorization Bypass Through User-Controlled Key (CWE-639) in Kibana can lead to unauthorized disclosure, modification, and deletion of data via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). An authenticated user granted the Timeline feature privilege in a Kibana space could enumerate, read, modify, and delete draft Timeline objects belonging to other users in the same space. Read access is sufficient for enumeration and disclosure; the Timeline write privilege is required for modification and deletion.
Title Authorization Bypass Through User-Controlled Key in Kibana Leading to Unauthorized Disclosure, Modification, and Deletion of Data
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: elastic

Published:

Updated: 2026-09-26T23:01:33.512Z

Reserved: 2026-08-10T11:17:45.102Z

Link: CVE-2026-72662

cve-icon Vulnrichment

Updated: 2026-09-26T23:01:29.967Z

cve-icon NVD

Status : Received

Published: 2026-09-26T21:16:55.410

Modified: 2026-09-26T23:16:35.093

Link: CVE-2026-72662

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-26T23:00:15Z

Weaknesses
  • CWE-639

    Authorization Bypass Through User-Controlled Key