CVE-2026-20259

Improper Access Control in Splunk Enterprise

State: Published
Severity: 5.5 Medium
Published: Jun 10, 2026
Updated: Jun 10, 2026
Reserved: Oct 8, 2025

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.

Scores

CVSS	Score	Vector	Source
3.1	5.5 Medium	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N	cisco

Weaknesses

CWE-284 The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Affected Products

Product	Versions
Splunk EnterpriseSplunk	10.2 to before 10.2.4Affected 10.0 to before 10.0.7Affected
Splunk Cloud PlatformSplunk	10.3.2512 to before 10.3.2512.12Affected 10.2.2510 to before 10.2.2510.15Affected 10.1.2507 to before 10.1.2507.23Affected 10.0.2503 to before 10.0.2503.14Affected 9.3.2411 to before 9.3.2411.131Affected

References

https://advisory.splunk.com/advisories/SVD-2026-0609

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