Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-20203

Severity CVSS v4.0:
Pending analysis
Type:
CWE-284 Improper Access Control
Publication date:
15/04/2026
Last modified:
17/04/2026

Description

In Splunk Enterprise versions below 10.2.2, 10.0.5, 9.4.10, and 9.3.11, and Splunk Cloud Platform versions below 10.4.2603.0, 10.3.2512.6, 10.2.2510.10, 10.1.2507.19, 10.0.2503.13, and 9.3.2411.127, a low-privileged user that does not hold the `admin` or `power` Splunk roles, has write permission on the app, and does not hold the high-privilege capability `accelerate_datamodel`, could turn on or off Data Model Acceleration due to improper access control.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): Low
Availability (A): None

Base Score 3.x
4.30
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:* 9.3.0 (including) 9.3.11 (excluding)
cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:* 9.4.0 (including) 9.4.10 (excluding)
cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:* 10.0.0 (including) 10.0.5 (excluding)
cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:* 10.2.0 (including) 10.2.2 (excluding)
cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:* 9.3.2411 (including) 9.3.2411.127 (excluding)
cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:* 10.0.2503 (including) 10.0.2503.13 (excluding)
cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:* 10.1.2507 (including) 10.1.2507.19 (excluding)
cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:* 10.2.2510 (including) 10.2.2510.10 (excluding)
cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:* 10.3.2512 (including) 10.3.2512.6 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools