CVE-2026-20142
MEDIUMCVSS Vector
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2Description
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 [<u>Authentication.conf</u> ](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.
Analysis
Splunk Enterprise versions before 10.2.0, 10.0.2, 9.4.7, 9.3.9, and 9.2.11 expose RSA access keys in plain text within the Authentication.conf file to users with access to the _internal index on Search Head Cluster deployments. A privileged user with appropriate role permissions could read these sensitive credentials, compromising authentication security. …
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Remediation
Within 30 days: Identify affected systems running Splunk Enterprise and apply vendor patches as part of regular patch cycle. Review data exposure and access controls.
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External POC / Exploit Code
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