What is CVE-2025-20368?

CVE-2025-20368 is a medium-severity vulnerability in Splunk, classified under Cross-site Scripting. CVSS score: 5.7/10. Published 2025-10-01.

How severe is CVE-2025-20368?

Medium severity. CVSS v3 base score is 5.7 out of 10.

XSS in Splunk

CVE-2025-20368

In Splunk Enterprise versions below 9.4.4, 9.3.6, and 9.2.8, and Splunk Cloud Platform versions below 9.3.2411.108, 9.3.2408.118 and 9.2.2406.123, a low privileged user that does not hold the admin or power Splunk roles could craft a malicious payload through the error messages and job inspection details of a saved search. This could result in execution of unauthorized JavaScript code in the browser of a user.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (26.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N.

Affected products

Splunk
Splunk Cloud Platform — versions 9.3.2411, 9.3.2408, 9.2.2406
Splunk Splunk_cloud_platform
Splunk Enterprise — versions 10.0, 9.4, 9.3

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

psirt@cisco.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-20368?: CVE-2025-20368 is a medium-severity vulnerability in Splunk, classified under Cross-site Scripting. CVSS score: 5.7/10. Published 2025-10-01.
How severe is CVE-2025-20368?: Medium severity. CVSS v3 base score is 5.7 out of 10.