Splunk Enterprise up to 9.3.8/9.4.7/10.0.2 Monitoring Console App Endpoint information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in Splunk Enterprise up to 9.3.8/9.4.7/10.0.2 and classified as problematic. Affected is an unknown function of the component Monitoring Console App Endpoint. Performing a manipulation results in information disclosure. This vulnerability is reported as CVE-2026-20141. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Splunk Enterprise up to 9.3.8/9.4.7/10.0.2. It has been classified as problematic. This affects an unknown part of the component Monitoring Console App Endpoint. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

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).

It is possible to read the advisory at advisory.splunk.com. This vulnerability is uniquely identified as CVE-2026-20141 since 10/08/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 299412 (Splunk Enterprise 9.3.0 < 9.3.9, 9.4.0 < 9.4.8, 10.0.0 < 10.0.3 (SVD-2026-0206)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 9.3.9, 9.4.8 or 10.0.3 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (299412) and CERT Bund (WID-SEC-2026-0457). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • Splunk Splunk Enterprise

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 5.0

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔒

CNA Base Score: 4.3
CNA Vector (cisco): 🔒

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 299412
Nessus Name: Splunk Enterprise 9.3.0 < 9.3.9, 9.4.0 < 9.4.8, 10.0.0 < 10.0.3 (SVD-2026-0206)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Enterprise 9.3.9/9.4.8/10.0.3

Timelineinfo

10/08/2025 CVE reserved
02/18/2026 +133 days Advisory disclosed
02/18/2026 +0 days VulDB entry created
02/23/2026 +5 days VulDB entry last update

Sourcesinfo

Advisory: SVD-2026-0206
Status: Confirmed

CNA: cisco
CVE: CVE-2026-20141 (🔒)

GCVE (CVE): GCVE-0-2026-20141
GCVE (VulDB): GCVE-100-346587
CERT Bund: WID-SEC-2026-0457 - Splunk Splunk Enterprise: Mehrere Schwachstellen

Entryinfo

Created: 02/18/2026 18:43
Updated: 02/23/2026 17:04
Changes: 02/18/2026 18:43 (66), 02/20/2026 02:33 (2), 02/20/2026 09:47 (7), 02/23/2026 17:04 (13)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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