CVE-2025-37731

Published: Dec 15, 2025Modified: Oct 7, 2026

7.4

Vector

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

Exploitability: 2.2 / Impact: 5.2

Source: NVD

Description

Improper Authentication in Elasticsearch PKI realm can lead to user impersonation via specially crafted client certificates. A malicious actor would need to have such a crafted client certificate signed by a legitimate, trusted Certificate Authority.

Affected (4)

Products: Elastic: Elasticsearch

Elastic

1 product

Elasticsearch

Configuration A

4 vulnerable

Vulnerable Software	Affected Versions
Elastic Elasticsearch	7.0.0 ≤ version ≤ 7.17.29
Elastic Elasticsearch	8.0.0 ≤ version < 8.19.8
Elastic Elasticsearch	9.0.0 ≤ version < 9.1.8
Elastic Elasticsearch	9.2.0 ≤ version < 9.2.2

Related CWEs

CWE-287

Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

References (1)

https://discuss.elastic.co/t/elasticsearch-8-19-8-9-1-8-and-9-2-2-security-update-esa-2025-27/384063

Source: security@elastic.co

Vendor Advisory

Timeline

No history available yet.