Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-72670

CVE-2026-72670MEDIUM

Elastic Kibana — Exposure of Sensitive Information to an Unauthorized Actor in Kibana Leading to Disclosure of Fleet Proxy Credentials

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   L   N  U  H  N  N    6.5   .0048   39.5     —

AFFECTED
  Product  Versions  Fixed
  Kibana   8.0.0 –   —

TIMELINE
  Aug 10  Reserved by elastic
  Aug 13  Published (CNA: elastic)
  Sep 4   RESCORED — CVE-2026-72670 (Elastic Kibana). CVSS 7.7 → 6.5 (NVD).

CWE-200 · CNA: elastic · CVSS v3.1 · 1 reference · NVD status: Analyzed

Description

A lower privileged user who holds only the privilege to read agent policies can read the entire configuration of a configured Fleet proxy. This would normally require the Fleet privilege to read settings.The proxy configuration possibly contains proxy authentication credentials and private key material that they should not be authorized to view.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
August 10, 2026	Reserved	Reserved by elastic
August 13, 2026	Published	Published (CNA: elastic)
September 4, 2026	RESCORED	RESCORED — CVE-2026-72670 (Elastic Kibana). CVSS 7.7 → 6.5 (NVD).

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Elastic	Kibana	—	8.0.0	—

Weaknesses

CWE-200

References (1)

https://discuss.elastic.co/t/kibana-8-19-20-and-9-4-5-security-update-esa-2026-87/389524 [Vendor Advisory]

Authoritative record: CVE-2026-72670 at cve.org

Vendors: elastic

Weaknesses: CWE-200

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-72670 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.