# CVE-2025-25015: Kibana arbitrary code execution via prototype pollution

> CVE-2025-25015: Kibana arbitrary code execution via prototype pollution. CVSS 9.9 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2025-25015
Last updated: 2026-06-17T09:00:01Z

- Published: 2025-03-05 09:46 UTC · Updated: 2026-06-17 09:00 UTC · Assigner: elastic
- CVSS: 9.9 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- EPSS: 1.3%, 70th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-1321

## Description

Prototype pollution in Kibana leads to arbitrary code execution via a crafted file upload and specifically crafted HTTP requests. In Kibana versions \>= 8.15.0 and \< 8.17.1, this is exploitable by users with the Viewer role. In Kibana versions 8.17.1 and 8.17.2 , this is only exploitable by users that have roles that contain all the following privileges: fleet-all, integrations-all, actions:execute-advanced-connectors

## 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-2025-25015)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2025-25015)
- [https://discuss.elastic.co/t/kibana-8-17-3-8-16-6-security-update-esa-2025-06/375441](https://discuss.elastic.co/t/kibana-8-17-3-8-16-6-security-update-esa-2025-06/375441)

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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-2025-25015 · Markdown: https://rewindex.com/cve/CVE-2025-25015.md · JSON: https://rewindex.com/api/v1/cves/CVE-2025-25015 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:10:49.002Z