CVE-2026-20164— Sensitive Information Disclosure through Improper Access Control in Splunk Enterprise
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I. Basic Information for CVE-2026-20164
Vulnerability Information
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Vulnerability Title
Sensitive Information Disclosure through Improper Access Control in Splunk Enterprise
Source: NVD (National Vulnerability Database)
Vulnerability Description
In Splunk Enterprise versions below 10.2.0, 10.0.3, 9.4.9, and 9.3.10, and Splunk Cloud Platform versions below 10.2.2510.5, 10.1.2507.16, 10.0.2503.11, and 9.3.2411.123, a low-privileged user that does not hold the "admin" or "power" Splunk roles could access the `/splunkd/__raw/servicesNS/-/-/configs/conf-passwords` REST API endpoint, which exposes the hashed or plaintext password values that are stored in the passwords.conf configuration file due to improper access control. This vulnerability could allow for the unauthorized disclosure of sensitive credentials.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
Splunk Enterprise 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Splunk Enterprise是美国Splunk公司的一套数据收集分析软件。 Splunk Enterprise 10.2.0之前版本、10.0.3之前版本、9.4.9之前版本和9.3.10之前版本以及Splunk Cloud Platform 10.2.2510.5之前版本、10.1.2507.16之前版本、10.0.2503.11之前版本和9.3.2411.123之前版本存在信息泄露漏洞，该漏洞源于访问控制不当，可能导致敏感凭据泄露。
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 ~ 10.0.3 | - | |
| Splunk | Splunk Cloud Platform | 10.2.2510 ~ 10.2.2510.5 | - |
II. Public POCs for CVE-2026-20164
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|---|
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Same Patch Batch · Splunk · 2026-03-11 · 5 CVEs total
| CVE-2026-20163 | 8.0 HIGH | Remote Command Execution (RCE) through the '/splunkd/__upload/indexing/preview' REST endpo |
| CVE-2026-20162 | 6.3 MEDIUM | Stored Cross-Site Scripting (XSS) through Path Traversal in Splunk Enterprise |
| CVE-2026-20165 | 6.3 MEDIUM | Sensitive Information Disclosure in MongoClient logging channel in Splunk Enterprise |
| CVE-2026-20166 | 5.4 MEDIUM | Sensitive Information Disclosure in Discover Splunk Observability Cloud app for Splunk Ent |
IV. Related Vulnerabilities
Same product: Splunk Enterprise
- CVE-2026-20203
Improper Access Control in Data Model Acceleration in Splunk - CVE-2026-20204
Improper Handling and Insufficient Isolation of Specific Tem - CVE-2026-20202
Improper Input Validation during User Account Creation in Sp - CVE-2026-20163
Remote Command Execution (RCE) through the '/splunkd/__uploa - CVE-2026-20162
Stored Cross-Site Scripting (XSS) through Path Traversal in
Same vendor: Splunk
- CVE-2026-20205
Sensitive Information Disclosure in ''_internal'' index in S - CVE-2026-20203
Improper Access Control in Data Model Acceleration in Splunk - CVE-2026-20204
Improper Handling and Insufficient Isolation of Specific Tem - CVE-2026-20202
Improper Input Validation during User Account Creation in Sp - CVE-2026-20163
Remote Command Execution (RCE) through the '/splunkd/__uploa
Same weakness: CWE-200
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quarkus-openapi-generator has overly broad path-parameter ma - CVE-2026-8198
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V. Comments for CVE-2026-20164
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