CVE-2026-20142

EUVD-2026-7937

18.02.2026, 18:24

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.

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	6.8 MEDIUM	ADJACENT_NETWORK	LOW	HIGH	CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Base Score

CVSS 3.x

EPSS Score

Percentile: Unknown

Affected Products (NVD)

Vendor	Product	Version
splunk	splunk	9.2.0 ≤ 𝑥 < 9.2.11
splunk	splunk	9.3.0 ≤ 𝑥 < 9.3.9
splunk	splunk	9.4.0 ≤ 𝑥 < 9.4.7
splunk	splunk	10.0.0 ≤ 𝑥 < 10.0.2

𝑥

= Vulnerable software versions

Common Weakness Enumeration

CWE-532 - Insertion of Sensitive Information into Log File
Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information.

References

https://advisory.splunk.com/advisories/SVD-2026-0207