CVE-2026-20142CWE-532

Sensitive Information Disclosure in "_internal" index in Splunk Enterprise

Medium · published February 18, 2026

CVSS v3.1
6.8
EPSS
0%
Percentile
26.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.8 · MEDIUM
Vector
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00344 · 26.7th percentile
Weakness
CWE-532 · Insertion of Sensitive Information into Log File
Published
2026-02-18T16:45Z
EPSS history
Timeline
  • 18 FEB 16:45Z
    Sensitive Information Disclosure in "_internal" index in Splunk Enterprise
    cvelistv5