# CVE-2026-72670: Exposure of Sensitive Information to an Unauthorized Actor in Kibana Leading to Disclosure of Fleet Proxy Credentials

> CVE-2026-72670: Exposure of Sensitive Information to an Unauthorized Actor in Kibana Leading to Disclosure of Fleet Proxy Credentials. CVSS 7.7 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2026-72670
Last updated: 2026-09-04T20:19:04Z

- Published: 2026-08-13 19:11 UTC · Updated: 2026-09-04 20:19 UTC · Assigner: elastic
- CVSS: 7.7 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
- EPSS: 0.48%, 41th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-200

## 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.

## Affected vendors and products

- Elastic: Kibana

## Tracked companies

- [Elastic Cloud](https://rewindex.com/company/elastic-cloud.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-72670)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-72670)
- [https://discuss.elastic.co/t/kibana-8-19-20-and-9-4-5-security-update-esa-2026-87/389524](https://discuss.elastic.co/t/kibana-8-19-20-and-9-4-5-security-update-esa-2026-87/389524)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2026-72670 · Markdown: https://rewindex.com/cve/CVE-2026-72670.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-72670 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:12:54.154Z