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CVE-2026-20203

Improper Access Control in Data Model Acceleration in Splunk Enterprise

Published: Apr 15, 2026Updated: Apr 17, 2026 Sources: CVE List NVDCWE-284
NVD MITRE
4.3CVSSMEDIUM
EPSS Score
0.2%
Top 95.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:NI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-284

Affected Products

Splunk EnterpriseSplunkSecurity Products
Splunk Cloud PlatformSplunkSecurity Products
splunksplunkSecurity Products
splunk cloud platformsplunkSecurity Products
splunkcommercialUSSecurity Productsaka splunk enterprise, splunk cloud platform

Exploitability

Official Patch Available

References

https://advisory.splunk.com/advisories/SVD-2026-0402
advisory.splunk.com

Timeline

Published
Apr 15, 2026
Last Updated
Apr 17, 2026

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