#VU123995 Improper access control in Splunk Enterprise - CVE-2026-20166

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Main Vulnerability Database Vulnerabilities #VU123995

#VU123995 Improper access control in Splunk Enterprise - CVE-2026-20166

Published: March 13, 2026


Vulnerability identifier: #VU123995
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-20166
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Splunk Enterprise
Software vendor:
Splunk Inc.

Description

The vulnerability allows a remote user to gain gain access to sensitive information.

The vulnerability exists due to improper access restrictions in the Discover Splunk Observability Cloud app. A remote user can retrieve the Observability Cloud API access token and gain access to sensitive information. 


Remediation

Install updates from vendor's website.

External links