CVE-2025-25015

Kibana arbitrary code execution via prototype pollution

State: Published
Severity: 9.9 Critical
Published: Mar 5, 2025
Updated: Feb 26, 2026
Reserved: Jan 31, 2025

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

Scores

CVSS	Score	Vector	Source
3.1	9.9 Critical	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H	elastic

Weaknesses

CWE-1321 Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Affected Products

Product	Versions
KibanaElastic	8.15.0 to before 8.16.6Affected 8.17.0 to before 8.17.3Affected

References

https://discuss.elastic.co/t/kibana-8-17-3-8-16-6-security-update-esa-2025-06/375441

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