PT-2026-20472 · Splunk · Splunk Enterprise

Published 2026-02-18 · Updated 2026-02-24 · CVE-2026-20142

Positive Technologies (AI Summary)

CVSS v3.1

6.8

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Splunk Enterprise versions prior to 10.2.0 Splunk Enterprise versions prior to 10.0.2 Splunk Enterprise versions prior to 9.4.7 Splunk Enterprise versions prior to 9.3.9 Splunk Enterprise versions prior to 9.2.11

Description A user with access to the internal index within a Splunk Search Head Cluster (SHC) deployment could view the RSA accessKey value from the Authentication.conf file in plain text. This affects deployments where a user holds a role granting access to this index. The accessKey is a critical component for authentication.

Recommendations Upgrade to Splunk Enterprise version 10.2.0 or later. Upgrade to Splunk Enterprise version 10.0.2 or later. Upgrade to Splunk Enterprise version 9.4.7 or later. Upgrade to Splunk Enterprise version 9.3.9 or later. Upgrade to Splunk Enterprise version 9.2.11 or later.

Fix

Insertion into Log File

Weakness Enumeration

CWE-532

Related Identifiers

CVE-2026-20142

Affected Products

Splunk Enterprise

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-20142 · Security Note
• https://osv.dev/vulnerability/CVE-2026-20142 · Vendor Advisory
• https://advisory.splunk.com/advisories/SVD-2026-0207 · Vendor Advisory
• https://twitter.com/infoflowcloud/status/2026266544355909681 · Twitter Post
• https://twitter.com/CVEnew/status/2026265084469592434 · Twitter Post
• https://t.me/CVEtracker/44999 · Telegram Post