CVE-2025-25015 CRITICAL

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

Vendor Elastic
Product Kibana
Weakness CWE-1321
Published March 5, 2025
Last update February 26, 2026

CVSS base score

9.9/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

What the vulnerability does

01Description

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

Key dates

02Disclosure timeline

March 5, 2025 CVE published
February 26, 2026 Record updated