Vulnerability · Published Feb 18, 2026 · Assigned by cisco
CVE-2026-20141Improper Access Control in Splunk Monitoring Console App
Medium 4.3
In plain English
A medium-severity information exposure in Splunk Enterprise from Splunk. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities).
Official description
In Splunk Enterprise versions below 10.0.2, 10.0.3, 9.4.8, and 9.3.9, a low-privileged user who does not hold the "admin" Splunk role could access the Splunk Monitoring Console App endpoints due to an improper access control. This could lead to a sensitive information disclosure.<br><br>The Monitoring Console app is a bundled app that comes with Splunk Enterprise. It is not available for download on SplunkBase, and is not installed on Splunk Cloud Platform instances. This vulnerability does not affect [Cloud Monitoring Console](https://help.splunk.com/en/splunk-cloud-platform/administer/admin-manual/10.2.2510/monitor-your-splunk-cloud-platform-deployment/introduction-to-the-cloud-monitoring-console).
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Splunk | Splunk Enterprise | 10.0 – before 10.0.39.4 – before 9.4.89.3 – before 9.3.9 |
Weakness: CWE-200 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N