CVE-2025-20229: Splunk

High severity, CVSS 8.0. EPSS: 16% chance of exploitation in the next 30 days.

In Splunk Enterprise versions below 9.3.3, 9.2.5, and 9.1.8, and Splunk Cloud Platform versions below 9.3.2408.104, 9.2.2406.108, 9.2.2403.114, and 9.1.2312.208, a low-privileged user that does not hold the "admin" or "power" Splunk roles could perform a Remote Code Execution (RCE) through a file upload to the "$SPLUNK_HOME/var/run/splunk/apptemp" directory due to missing authorization checks.

Affected products

• Splunk Splunk: from 9.1.0, before 9.1.8 (fixed in 9.1.8); from 9.2.0, before 9.2.5 (fixed in 9.2.5); from 9.3.0, before 9.3.3 (fixed in 9.3.3); version 9.4.0 only
• Splunk Splunk Cloud Platform: from 9.1.2312, before 9.1.2312.208 (fixed in 9.1.2312.208); from 9.2.2403, before 9.2.2403.114 (fixed in 9.2.2403.114); from 9.2.2406.100, before 9.2.2406.108 (fixed in 9.2.2406.108); from 9.3.2408.100, before 9.3.2408.104 (fixed in 9.3.2408.104)

Published 2025-03-26. Last modified 2026-06-17.