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CVE-2026-20297— Path Traversal through 'explicit_appname' in the App Install REST Endpoint 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 Splunk Enterprise是美国Splunk公司的日志分析系统。 Splunk Enterprise存在路径遍历漏洞，该漏洞源于app安装工作流中存在路径遍历，未将安装路径限制在预期app目录内。以下版本受到影响：10.4.1之前版本、10.2.5之前版本、10.0.8之前版本、9.4.13之前版本、9.3.14之前版本、Splunk Cloud Platform 10.5.2605.0之前版本、10.4.2604.6之前版本、10.2.2510.18之前版本和10.1.2507.2

CVSS 7.2 · High EPSS 0.57% · P45

Affected Version Matrix 9

VendorProduct Version RangeStatus
Splunk Splunk Cloud Platform 10.5.2605< 10.5.2605.0 affected
10.4.2604< 10.4.2604.6 affected
10.2.2510< 10.2.2510.18 affected
10.1.2507< 10.1.2507.24 affected
Splunk Splunk Enterprise 10.4< 10.4.1 affected
10.2< 10.2.5 affected
10.0< 10.0.8 affected
9.4< 9.4.13 affected
9.3< 9.3.14 affected
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I. Basic Information for CVE-2026-20297

Vulnerability Information
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Vulnerability Title
Path Traversal through 'explicit_appname' in the App Install REST Endpoint in Splunk Enterprise
Source: CVE Program / CVE List V5
Vulnerability Description
In Splunk Enterprise versions below 10.4.1, 10.2.5, 10.0.8, 9.4.13, and 9.3.14, and Splunk Cloud Platform versions below 10.5.2605.0, 10.4.2604.6, 10.2.2510.18, and 10.1.2507.24, a user who holds a role that contains the `edit_local_apps` and `install_apps` capabilities could cause a legitimate app installation to write files outside the intended app directory, into `$SPLUNK_HOME/etc/` and its subdirectories.<br><br>The vulnerability is caused by a path traversal in the app installation workflow, which does not restrict the installation path to the intended app directory.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
Splunk Enterprise 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Splunk Splunk Enterprise是美国Splunk公司的日志分析系统。 Splunk Enterprise存在路径遍历漏洞，该漏洞源于app安装工作流中存在路径遍历，未将安装路径限制在预期app目录内。以下版本受到影响：10.4.1之前版本、10.2.5之前版本、10.0.8之前版本、9.4.13之前版本、9.3.14之前版本、Splunk Cloud Platform 10.5.2605.0之前版本、10.4.2604.6之前版本、10.2.2510.18之前版本和10.1.2507.2
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 10.4 ~ 10.4.1 -
Splunk Splunk Cloud Platform 10.5.2605 ~ 10.5.2605.0 -

II. Public POCs for CVE-2026-20297

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III. Intelligence Information for CVE-2026-20297

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Vendor Advisories for CVE-2026-20297 (1)

Same Patch Batch · Splunk · 2026-07-15 · 3 CVEs total

CVE-2026-20296 8.3 HIGH SPL Command Safeguards Bypass through Cross-Site Request Forgery (CSRF) in Deployment Serv
CVE-2026-20298 5.3 MEDIUM Sensitive Information Disclosure through the storage/passwords REST Endpoint in Splunk Ent

IV. Related Vulnerabilities

Same product: Splunk Enterprise
Same vendor: Splunk
Same weakness: CWE-22

V. Comments for CVE-2026-20297

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