Description

In Splunk Enterprise versions below 10.2.1, 10.0.5, 9.4.10, and 9.3.11, and Splunk Cloud Platform versions below 10.4.2603.0, 10.3.2512.5, 10.2.2510.9, 10.1.2507.19, 10.0.2503.13, and 9.3.2411.127, a low-privileged user that does not hold the `admin` or `power` Splunk roles could potentially perform a Remote Code Execution (RCE) by uploading a malicious file to the `$SPLUNK_HOME/var/run/splunk/apptemp` directory due to improper handling and insufficient isolation of temporary files within the `apptemp` directory.

INFO

Published Date :

2026-04-15T15:17:54.019Z

Last Modified :

2026-04-16T03:55:29.794Z

Source :

cisco
AFFECTED PRODUCTS

The following products are affected by CVE-2026-20204 vulnerability.

Vendors Products
Splunk
  • Splunk
  • Splunk Cloud Platform
  • Splunk Enterprise
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-20204.

URL Resource
https://advisory.splunk.com/advisories/SVD-2026-0403 cve-icon cve-icon
Login to claim this CVE

CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact