SB2026031330 - Improper access control in Discover Splunk Observability Cloud app for Splunk Enterprise
Published: March 13, 2026
Security Bulletin ID
SB2026031330
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper access control (CVE-ID: CVE-2026-20166)
CWE-ID: CWE-284 - Improper Access Control
CVSSv4: 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
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 update from vendor's website.