CVE-2026-20162

Stored Cross-Site Scripting (XSS) through Path Traversal in Splunk Enterprise

State: Published
Severity: 6.3 Medium
Published: Mar 11, 2026
Updated: Mar 12, 2026
Reserved: Oct 8, 2025

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.

Scores

CVSS	Score	Vector	Source
3.1	6.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N	cisco

Weaknesses

CWE-79 The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Affected Products

Product	Versions
Splunk EnterpriseSplunk	10.0 to before 10.0.3Affected 9.4 to before 9.4.9Affected 9.3 to before 9.3.9Affected
Splunk Cloud PlatformSplunk	10.2.2510 to before 10.2.2510.4Affected 10.1.2507 to before 10.1.2507.15Affected 10.0.2503 to before 10.0.2503.11Affected 9.3.2411 to before 9.3.2411.123Affected

References

https://advisory.splunk.com/advisories/SVD-2026-0301

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