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CVE-2026-20166
MEDIUM5.4
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.
CVE Details
CVSS v3.1 Score5.4
SeverityMEDIUM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Attack VectorNETWORK
ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
Published3/11/2026
Last Modified3/24/2026
Sourcenvd
Honeypot Sightings0
Affected Products
splunk:splunksplunk:splunk_cloud_platform
Weaknesses (CWE)
CWE-200CWE-200
References
https://advisory.splunk.com/advisories/SVD-2026-0305(psirt@cisco.com)
IOC Correlations
No correlations recorded
This product uses data from the NVD API but is not endorsed or certified by the NVD.