CVE-2026-20142 – Sensitive Information Disclosure in “_internal” index in Splunk Enterprise

CVE ID : CVE-2026-20142

Published : Feb. 18, 2026, 6:24 p.m. | 35 minutes ago

Description : 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 RSA `accessKey` value from the [Authentication.conf ](https://help.splunk.com/en/splunk-enterprise/administer/admin-manual/10.2/configuration-file-reference/10.2.0-configuration-file-reference/authentication.conf)file, in plain text.

Severity: 6.8 | MEDIUM

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