Vulnerability Description
In Splunk Enterprise versions below 10.2.4 and 10.0.7, and Splunk Cloud Platform versions below 10.4.2604.0, 10.3.2512.12, 10.2.2510.15, 10.1.2507.23, 10.0.2503.14, and 9.3.2411.131, a user who holds a Splunk role that contains the high-privilege capability `edit_saved_search_owner` could reassign saved search ownership to users outside their authorized scope. The ownership reassignment endpoint lacks access control.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Splunk | Splunk | >= 10.0.0, < 10.0.7 |
| Splunk | Splunk Cloud Platform | >= 9.3.2411, < 9.3.2411.131 |
Related Weaknesses (CWE)
References
- https://advisory.splunk.com/advisories/SVD-2026-0609Vendor Advisory
FAQ
What is CVE-2026-20259?
CVE-2026-20259 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In Splunk Enterprise versions below 10.2.4 and 10.0.7, and Splunk Cloud Platform versions below 10.4.2604.0, 10.3.2512.12, 10.2.2510.15, 10.1.2507.23, 10.0.2503.14, and 9.3.2411.131, a user who holds ...
How severe is CVE-2026-20259?
CVE-2026-20259 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-20259?
Check the references section above for vendor advisories and patch information. Affected products include: Splunk Splunk, Splunk Splunk Cloud Platform.