CVE-2025-37731— Elasticsearch Improper Authentication
Quick assessment
Affected
Elastic Elasticsearch
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Elasticsearch是荷兰Elastic公司的一个搜索分析引擎。 Elasticsearch存在安全漏洞，该漏洞源于认证不当，可能导致通过特制客户端证书进行用户冒充。
Possible ATT&CK Techniques 1 AI
T1199 · Trusted Relationship
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I. Basic Information for CVE-2025-37731
Vulnerability Information
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Vulnerability Title
Elasticsearch Improper Authentication
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Elasticsearch 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Elasticsearch是荷兰Elastic公司的一个搜索分析引擎。 Elasticsearch存在安全漏洞，该漏洞源于认证不当，可能导致通过特制客户端证书进行用户冒充。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Elastic | Elasticsearch | 7.0.0 ~ 7.17.29 | - |
|
II. Public POCs for CVE-2025-37731
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2025-37731 (1)
IV. Related Vulnerabilities
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Same vendor: Elastic
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Improper Privilege Management in Kibana Fleet Leading to Ove -
CVE-2026-72630
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Same weakness: CWE-287
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Vulnerabilities in IBM AIX and PowerVM VIOS
V. Comments for CVE-2025-37731
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