CVE-2026-20138: In Splunk Enterprise versions below 10.2.0, 10.0.2, 9.4.7, 9.3.9, and 9.2.11, a user of a Splunk Search Head Cluster (SHC) deployment who holds a role with…

PriorityP429medium4.9CVSS 3.1

AVNACLPRHUINSUCHINAN

EPSS

0.31%

22.7th percentile

In Splunk Enterprise versions below 10.2.0, 10.0.2, 9.4.7, 9.3.9, and 9.2.11, a user of a Splunk Search Head Cluster (SHC) deployment who holds a role with access to the Splunk `_internal` index could view the `integrationKey`, `secretKey`, and `appSecretKey` secrets, generated by [Duo Two-Factor Authentication for Splunk Enterprise](https://duo.com/docs/splunk), in plain text.

Affected

8 ranges

Vendor	Product	Version range	Fixed in
splunk	splunk	>= 10.0.0 < 10.0.2	10.0.2
splunk	splunk	>= 9.2.0 < 9.2.11	9.2.11
splunk	splunk	>= 9.3.0 < 9.3.9	9.3.9
splunk	splunk	>= 9.4.0 < 9.4.7	9.4.7
splunk	splunk_enterprise	>= 10.0 < 10.0.2	10.0.2
splunk	splunk_enterprise	>= 9.2 < 9.2.11	9.2.11
splunk	splunk_enterprise	>= 9.3 < 9.3.9	9.3.9
splunk	splunk_enterprise	>= 9.4 < 9.4.7	9.4.7

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