Vulnerability in Elastic Kibana

[ Description ]Official description

Authorization Bypass Through User-Controlled Key (CWE-639) in Kibana Machine Learning can lead to information disclosure via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). An authenticated user with Machine Learning read access in one Kibana space can read the audit and error messages of data frame analytics jobs that belong to other spaces that the user is not authorized to access. These messages can include job details such as destination index names, analyzed field names, and failure information.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

• CERT-FR4 Nov 2026CERTFR-2026-AVI-1461

  Multiple vulnerabilities in Elastic products Translated from French

  Multiple vulnerabilities have been discovered in Elastic products. Some of them allow an attacker to cause remote arbitrary code execution, remote denial of service and a breach of data confidentiality.

  CVE-2026-115292CVE-2026-91403CVE-2026-115710+13 more CVEs
• BSI CERT-Bund3 Nov 2026WID-SEC-2026-4336

  Kibana: Multiple vulnerabilities Translated from German

  Risk mediumCVE-2026-115293CVE-2026-115292CVE-2026-115295+1 more CVEs

[ References ]References

• discuss.elastic.co/t/kibana-8-19-24-9-4-9-9-5-6-security-update-esa-2026-203/391357