CVE-2026-20259

MEDIUM

Improper Access Control in Splunk Enterprise

Title source: cna
STIX 2.1

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.

References (1)

Core 1

Scores

CVSS v3 5.5
EPSS 0.0019
EPSS Percentile 8.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-284
Status published
Products (9)
splunk/splunk 10.0.0 - 10.0.7
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
Splunk/Splunk Cloud Platform 9.3.2411 - 9.3.2411.131
Splunk/Splunk Enterprise 10.0 - 10.0.7
Splunk/Splunk Enterprise 10.2 - 10.2.4
splunk/splunk_cloud_platform 9.3.2411 - 9.3.2411.131
Published Jun 10, 2026
Tracked Since Jun 11, 2026