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Kibana Observability Onboarding Flow State Is Not Bound to Its Creator, Letting Any Space Reader Read or Tamper with Other Users' Onboarding Progress

Last refreshed2026-09-29

Status: UPDATED  |  Advisory ID: CVE-2026-72669

Key Details

CVECVE-2026-72669
CVSS Score / Version7.6 (High) / CVSS v3.1
Updated2026-09-04
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L
CVSS Proseattack vector is network; attack complexity is low; privileges required is low; user interaction is none; scope is unchanged; confidentiality impact is low; integrity impact is high; availability impact is low.
Affected productselastic kibana
Classified asCWE-862 (Missing Authorization)

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
elastickibana
SubsystemsGeneral OT
SectorsMultiple

What to Know

The state that Kibana stores for an Observability Onboarding flow is not bound to the user who created the flow, and the routes that read and update that state do not verify ownership. An authenticated user who holds only generic read access to the space can therefore discover the onboarding flows of other users, read their onboarding state, and write arbitrary progress data into them. A tampered flow can also cause the owner's onboarding view to fail with a server error. (NVD)

What to Do

Monitor elastic's web page for any future patch releases. See vendor advisory link below.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-72669
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-72669
Vendor advisoryhttps://discuss.elastic.co/t/kibana-8-19-19-and-9-4-5-security-update-esa-2026-86/389515