CVE-2026-20166
Sensitive Information Disclosure in Discover Splunk Observability Cloud app for Splunk Enterprise
CVSS Score
5.4
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-200 |
| Vendor | splunk |
| Product | splunk enterprise |
| Published | Mar 11, 2026 |
| Last Updated | Mar 12, 2026 |
Stay Ahead of the Next One
Get instant alerts for splunk splunk enterprise
Be the first to know when new medium vulnerabilities affecting splunk splunk enterprise are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Splunk / Splunk Enterprise
10.2 < 10.2.1 10.0 < 10.0.4
Splunk / Splunk Cloud Platform
10.2.2510 < 10.2.2510.5 10.1.2507 < 10.1.2507.16 10.0.2503 < 10.0.2503.12
References
Credits
Will Zgoda, Splunk