CVE-2026-20259
Last modified
CVE-2026-20259 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Splunk | Splunk | >= 10.0.0, < 10.0.7 |
| Splunk | Splunk | >= 10.2.0, < 10.2.4 |
| Splunk | Splunk Cloud Platform | >= 9.3.2411, < 9.3.2411.131 |
| Splunk | Splunk Cloud Platform | >= 10.0.2503, < 10.0.2503.14 |
| Splunk | Splunk Cloud Platform | >= 10.1.2507, < 10.1.2507.23 |
| Splunk | Splunk Cloud Platform | >= 10.2.2510, < 10.2.2510.15 |
| Splunk | Splunk Cloud Platform | >= 10.3.2512, < 10.3.2512.12 |
References
- https://advisory.splunk.com/advisories/SVD-2026-0609Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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