CVE-2026-20203

Medium

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.

SeverityMedium
CVSS4.3
Exploit probability—
ProductSplunk
PublishedApr 15, 2026
First seenApr 15, 2026

How to fix

Update
  • splunk splunk9.3.11, 9.4.10, 10.0.5, 10.2.2 or later
  • splunk splunk_cloud_platform9.3.2411.127, 10.0.2503.13, 10.1.2507.19, 10.2.2510.10, 10.3.2512.6 or later

Affected products

ProductAffected versionsFixed in
splunk splunk9.3.0 ≤ v < 9.3.11, 9.4.0 ≤ v < 9.4.10, 10.0.0 ≤ v < 10.0.5, 10.2.0 ≤ v < 10.2.29.3.11, 9.4.10, 10.0.5, 10.2.2
splunk splunk_cloud_platform9.3.2411 ≤ v < 9.3.2411.127, 10.0.2503 ≤ v < 10.0.2503.13, 10.1.2507 ≤ v < 10.1.2507.19, 10.2.2510 ≤ v < 10.2.2510.10, 10.3.2512 ≤ v < 10.3.2512.69.3.2411.127, 10.0.2503.13, 10.1.2507.19, 10.2.2510.10, 10.3.2512.6

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CVE-2026-20203 · Splunk · Dark Radar