🛡️ CVE-2026-20166
🟡 CVSS 5.4 — Medium ✅ No Known Exploit CWE-200 NVD
5.4
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

In Splunk Enterprise versions below 10.2.1 and 10.0.4, and Splunk Cloud Platform versions below 10.2.2510.5, 10.1.2507.16, and 10.0.2503.12, a low-privileged user that does not hold the "admin" or "power" Splunk roles could retrieve the Observability Cloud API access token through the Discover Splunk Observability Cloud app due to improper access control. This vulnerability does not affect Splunk Enterprise versions below 9.4.9 and 9.3.10 because the Discover Splunk Observability Cloud app does not come with Splunk Enterprise.

Details

Severity MEDIUM
CVSS Score 5.4
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CWE CWE-200
Public Exploit ✅ No
Source NVD
Published 2026-03-11
Updated 2026-06-02
Modified 2026-03-24
Fix URL N/A

Affected Packages

Software From version Fixed in
splunk — —
splunk-cloud-platform 10.2.2510 10.2.2510.5

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