Vulnerability Report

CVE-2026-20162

Title: Splunk Stored XSS via View Creation

Arbitrary File Access

Proof Of Concept

No public PoC currently indexed for CVE-2026-20162.

CWE Category CWE-79

Published Date Mar 11, 2026

Modified Date Mar 23, 2026

Exploit Status Not Found

Score 6.3 CVSS v3.1

Exploit Probability (EPSS)

0.20%

Vulnerability Summary

CVE-2026-20162: 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.

Impacted Vendors

jenkins 1

splunk 2

Reference Links

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

CVSS v3.1

Source Entity [email protected]

Severity MEDIUM

6.3

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns