SecuriTricks - CVE-2026-20142

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 [<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.

Product(s) Impacted

Vendor	Product	Versions
Cisco	Splunk Enterprise	<10.2.0, 10.0.2, 9.4.7, 9.3.9, 9.2.11

Weaknesses

Common security weaknesses mapped to this vulnerability.

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.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	cisco	splunk_enterprise	<10.2.0	/	/	/	/	/	/	/
a	cisco	splunk_enterprise	10.0.2	/	/	/	/	/	/	/
a	cisco	splunk_enterprise	9.4.7	/	/	/	/	/	/	/
a	cisco	splunk_enterprise	9.3.9	/	/	/	/	/	/	/
a	cisco	splunk_enterprise	9.2.11	/	/	/	/	/	/	/

References

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

CVSS Score

6.8 / 10

CVSS Data - 3.1

Attack Vector: ADJACENT_NETWORK
Attack Complexity: LOW
Privileges Required: HIGH
Scope: UNCHANGED
Confidentiality Impact: HIGH
Integrity Impact: HIGH
Availability Impact: HIGH

CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

View Vector String

Timeline

Published: Feb. 18, 2026, 6:24 p.m.
Last Modified: Feb. 19, 2026, 3:53 p.m.

Status : Undergoing Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

CVE-2026-20142