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CVE-2026-20162— Stored Cross-Site Scripting (XSS) through Path Traversal 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 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9.3.9之前版本以及Splunk Cloud Platform 10.2.2510.4之前版本、10.1.2507.15之前版本、10.0.2503.11之前版本和9.3.2411.123之前版本存在跨站脚本漏洞，该漏洞源于路径遍历问题，可能导致存储型跨站脚本攻击。

CVSS 6.3 · Medium EPSS 0.20% · P10
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I. Basic Information for CVE-2026-20162

Vulnerability Information
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Vulnerability Title
Stored Cross-Site Scripting (XSS) through Path Traversal in Splunk Enterprise
Source: CVE Program / CVE List V5
Vulnerability Description
In Splunk Enterprise versions below 10.2.0, 10.0.3, 9.4.9, and 9.3.9, and Splunk Cloud Platform versions below 10.2.2510.4, 10.1.2507.15, 10.0.2503.11, and 9.3.2411.123, a low-privileged user who does not hold the "admin" or "power" Splunk roles could craft a malicious payload when creating a View (Settings - User Interface - Views) at the `/manager/launcher/data/ui/views/_new` endpoint leading to a Stored Cross-Site Scripting (XSS) through a path traversal vulnerability. This could result in execution of unauthorized JavaScript code in the browser of a user. The vulnerability requires the attacker to phish the victim by tricking them into initiating a request within their browser. The authenticated user should not be able to exploit the vulnerability at will.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Splunk Enterprise 跨站脚本漏洞
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9.3.9之前版本以及Splunk Cloud Platform 10.2.2510.4之前版本、10.1.2507.15之前版本、10.0.2503.11之前版本和9.3.2411.123之前版本存在跨站脚本漏洞，该漏洞源于路径遍历问题，可能导致存储型跨站脚本攻击。
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 ~ 10.2.2510.4 -

II. Public POCs for CVE-2026-20162

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III. Intelligence Information for CVE-2026-20162

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Vendor Advisories for CVE-2026-20162 (1)

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-2026-20164 6.5 MEDIUM Sensitive Information Disclosure through Improper Access Control 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
Same vendor: Splunk
Same weakness: CWE-79

V. Comments for CVE-2026-20162

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