Improper Access Control in Data Model Acceleration in Splunk Enterprise
Summary
| CVE | CVE-2026-20203 |
|---|---|
| State | PUBLISHED |
| Assigner | cisco |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-04-15 16:16:34 UTC |
| Updated | 2026-04-17 19:07:27 UTC |
| 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. |
Risk And Classification
Primary CVSS: v3.1 4.3 MEDIUM from [email protected]
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS: 0.000280000 probability, percentile 0.077230000 (date 2026-04-20)
Problem Types: CWE-284 | CWE-284 The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 4.3 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
| 3.1 | CNA | CVSS | 4.3 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
LowAvailability
NoneCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
NVD Known Affected Configurations (CPE 2.3)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Splunk | Splunk Enterprise | affected 10.2 10.2.2 custom | Not specified |
| CNA | Splunk | Splunk Enterprise | affected 10.0 10.0.5 custom | Not specified |
| CNA | Splunk | Splunk Enterprise | affected 9.4 9.4.10 custom | Not specified |
| CNA | Splunk | Splunk Enterprise | affected 9.3 9.3.11 custom | Not specified |
| CNA | Splunk | Splunk Cloud Platform | affected 10.4.2603 Not Affected custom | Not specified |
| CNA | Splunk | Splunk Cloud Platform | affected 10.3.2512 10.3.2512.6 custom | Not specified |
| CNA | Splunk | Splunk Cloud Platform | affected 10.2.2510 10.2.2510.10 custom | Not specified |
| CNA | Splunk | Splunk Cloud Platform | affected 10.1.2507 10.1.2507.19 custom | Not specified |
| CNA | Splunk | Splunk Cloud Platform | affected 10.0.2503 10.0.2503.13 custom | Not specified |
| CNA | Splunk | Splunk Cloud Platform | affected 9.3.2411 9.3.2411.127 custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| advisory.splunk.com/advisories/SVD-2026-0402 | [email protected] | advisory.splunk.com | Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Mr Hack (try_to_hack) Santiago Lopez (en)
There are currently no legacy QID mappings associated with this CVE.