CVE-2026-20141 json
Improper Access Control in Splunk Monitoring Console App
published 2026-02-18 8 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-7912
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 12%
- public exploits
- 0
- none known
Summary
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).
Patch / fix
- Splunk Splunk Enterprise 9.3.9, 9.4.8, 10.0.3
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 8 mo ago
Exploit prediction
0.22% chance of exploitation in the next 30 days, higher than 12% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
Affected products
- Splunk Splunk Enterprise
Classification
- Weakness
-
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
References
-
advisory.splunk.com
/advisories/SVD-2026-0206
vendor-advisory
Sources
- CVE List CVE-2026-20141
- NVD CVE-2026-20141
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