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CVE-2026-20144— Sensitive Information Disclosure in ''_internal'' index in Splunk Enterprise

Quick assessment

Affected
Splunk Splunk Enterprise
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.

Splunk Cloud Platform和Splunk Enterprise都是美国Splunk公司的产品。Splunk Cloud Platform是一个强大的数据收集、处理和分析服务。Splunk Enterprise是一套数据收集分析软件。 Splunk Enterprise和Splunk Cloud Platform存在日志信息泄露漏洞，该漏洞源于具有_internal索引访问权限的用户可以明文查看conf.log文件中的SAML配置信息，可能导致敏感信息泄露。以下产品及版本受到影响：Splun

CVSS 6.8 · Medium EPSS 0.38% · P30

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2026-20144

Vulnerability Information
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Vulnerability Title
Sensitive Information Disclosure in ''_internal'' index in Splunk Enterprise
Source: CVE Program / CVE List V5
Vulnerability Description
In Splunk Enterprise versions below 10.2.0, 10.0.2, 9.4.7, 9.3.8, and 9.2.11, and Splunk Cloud Platform versions below 10.2.2510.0, 10.1.2507.11, 10.0.2503.9, and 9.3.2411.120, a user of a Splunk Search Head Cluster (SHC) deployment who holds a role with access to the the Splunk _internal index could view the Security Assertion Markup Language (SAML) configurations for Attribute query requests (AQRs) or Authentication extensions in plain text within the conf.log file, depending on which feature is configured.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
通过日志文件的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Splunk Cloud Platform和Splunk Enterprise 日志信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Splunk Cloud Platform和Splunk Enterprise都是美国Splunk公司的产品。Splunk Cloud Platform是一个强大的数据收集、处理和分析服务。Splunk Enterprise是一套数据收集分析软件。 Splunk Enterprise和Splunk Cloud Platform存在日志信息泄露漏洞，该漏洞源于具有_internal索引访问权限的用户可以明文查看conf.log文件中的SAML配置信息，可能导致敏感信息泄露。以下产品及版本受到影响：Splun
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
Splunk Splunk Enterprise 10.0 ~ 10.0.2 -
Splunk Splunk Cloud Platform 10.1.2507 ~ 10.1.2507.11 -

II. Public POCs for CVE-2026-20144

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III. Intelligence Information for CVE-2026-20144

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Same Patch Batch · Splunk · 2026-02-18 · 6 CVEs total

CVE-2026-20142 6.8 MEDIUM Sensitive Information Disclosure in "_internal" index in Splunk Enterprise
CVE-2026-20138 6.8 MEDIUM Sensitive Information Disclosure in "_internal" index in Splunk Enterprise
CVE-2026-20139 4.3 MEDIUM Client-Side Denial of Service (DoS) through ''/splunkd/__raw/services/authentication/users
CVE-2026-20141 4.3 MEDIUM Improper Access Control in Splunk Monitoring Console App
CVE-2026-20137 3.5 LOW Risky Commands Safeguards Bypass through preloaded Data Models due to Path Traversal vulne

IV. Related Vulnerabilities

Same product: Splunk Enterprise
Same vendor: Splunk
Same weakness: CWE-532

V. Comments for CVE-2026-20144

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