UpHeron
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Servers and applications

CVE-2026-102406

Authorization Bypass Through User-Controlled Key (CWE-639) in Kibana could lead to cross-tenant data interception. In this context, "tenant" refers to a user or team sharing the same Kibana deployment, not a separate Elastic Cloud organization or customer. Kibana's Fleet package installation process allowed a user holding delegated Fleet package-management privileges, without direct…

Severity
High 8.8
Published
6 Oct 2026
Last changed
13 Oct 2026
Added to UpHeron
1 Nov 2026
Fixed in
8.19.22, 9.4.7, 9.5.4
Sources
NVD

Affected software

SoftwareAffected versions
KibanaServers and applications · cpe:a:elastic:kibana
  • From 8.14.0 before 8.19.22
  • From 9.0.0 before 9.4.7
  • From 9.5.0 before 9.5.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-102406
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-102406