Splunk Enterprise and Cloud Platform
CVE-2025-20324: Improper Access Control in System Source Types Configuration in Splunk Enterprise
In Splunk Enterprise versions below 9.4.2, 9.3.5, 9.2.7, and 9.1.10 and Splunk Cloud Platform versions below 9.3.2411.104, 9.3.2408.113, and 9.2.2406.119, a low-privileged user that does not hold the "admin" or "power" Splunk roles could create or overwrite [system source type](https://help.splunk.com/en/splunk-enterprise/get-started/get-data-in/9.2/configure-source-types/create-source-types) configurations by sending a specially-crafted payload to the `/servicesNS/nobody/search/admin/sourcetypes/` REST endpoint on the Splunk management port.
Published
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| Splunk Enterprise 9.4 | 9.4.2 or later |
| Splunk Enterprise 9.3 | 9.3.5 or later |
| Splunk Enterprise 9.2 | 9.2.7 or later |
| Splunk Enterprise 9.1 | 9.1.10 or later |
| Splunk Enterprise Cloud 9.3 | 9.3.2411.104 or later |
| Splunk Enterprise Cloud 9.3 | 9.3.2408.113 or later |
| Splunk Enterprise Cloud 9.2 | 9.2.2406.119 or later |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
In Splunk Enterprise versions below 9.4.2, 9.3.5, 9.2.7, and 9.1.10 and Splunk Cloud Platform versions below 9.3.2411.104, 9.3.2408.113, and 9.2.2406.119, a low-privileged user that does not hold the "admin" or "power" Splunk roles could create or overwrite [system source type](https://help.splunk.com/en/splunk-enterprise/get-started/get-data-in/9.2/configure-source-types/create-source-types) configurations by sending a specially-crafted payload to the `/servicesNS/nobody/search/admin/sourcetypes/` REST endpoint on the Splunk management port.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 13 Oct 2026.