CVE-2026-20144: Splunk

Medium severity, CVSS 4.9. EPSS: 0.4% chance of exploitation in the next 30 days.

In Splunk Enterprise versions below 10.2.0, 10.0.2, 9.4.7, 9.3.8, and 9.2.11, and Splunk Cloud Platform versions below 10.2.2510.0, 10.1.2507.11, 10.0.2503.9, and 9.3.2411.120, a user of a Splunk Search Head Cluster (SHC) deployment who holds a role with access to the the Splunk _internal index could view the Security Assertion Markup Language (SAML) configurations for Attribute query requests (AQRs) or Authentication extensions in plain text within the conf.log file, depending on which feature is configured.

Affected products

• Splunk Splunk: from 9.2.0, before 9.2.11 (fixed in 9.2.11); from 9.3.0, before 9.3.8 (fixed in 9.3.8); from 9.4.0, before 9.4.7 (fixed in 9.4.7); from 10.0.0, before 10.0.2 (fixed in 10.0.2)
• Splunk Splunk Cloud Platform: from 9.3.2411, before 9.3.2411.120 (fixed in 9.3.2411.120); from 10.0.2503, before 10.0.2503.9 (fixed in 10.0.2503.9); from 10.1.2507, before 10.1.2507.11 (fixed in 10.1.2507.11)

Published 2026-02-18. Last modified 2026-06-17.