CVE-2026-20259

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 v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.2 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://advisory.splunk.com/advisories/SVD-2026-0609	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:splunk:splunk:::::enterprise:::*
	cpe:2.3:a:splunk:splunk:::::enterprise:::*

Configuration 2 (hide)

OR	cpe:2.3:a:splunk:splunk_cloud_platform::::::::
	cpe:2.3:a:splunk:splunk_cloud_platform::::::::
	cpe:2.3:a:splunk:splunk_cloud_platform::::::::
	cpe:2.3:a:splunk:splunk_cloud_platform::::::::
	cpe:2.3:a:splunk:splunk_cloud_platform::::::::

History

12 Jun 2026, 19:50

Type	Values Removed	Values Added
CPE		cpe:2.3:a:splunk:splunk_cloud_platform:::::::: cpe:2.3:a:splunk:splunk:::::enterprise:::*
CWE		NVD-CWE-noinfo
First Time		Splunk splunk Splunk Splunk splunk Cloud Platform
References	~~() https://advisory.splunk.com/advisories/SVD-2026-0609 -~~	() https://advisory.splunk.com/advisories/SVD-2026-0609 - Vendor Advisory

10 Jun 2026, 18:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-10 18:16

Updated : 2026-06-12 19:50

NVD link : CVE-2026-20259

Mitre link : CVE-2026-20259

CVE.ORG link : CVE-2026-20259

JSON object : View

Products Affected

splunk

splunk_cloud_platform
splunk

CWE

CWE-284

Improper Access Control

NVD-CWE-noinfo

{"id": "CVE-2026-20259", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "psirt@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 4.2, "exploitabilityScore": 1.2}]}, "published": "2026-06-10T18:16:41.503", "references": [{"url": "https://advisory.splunk.com/advisories/SVD-2026-0609", "tags": ["Vendor Advisory"], "source": "psirt@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "psirt@cisco.com", "description": [{"lang": "en", "value": "CWE-284"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2026-06-12T19:50:19.110", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "0C9F1DED-280E-4C76-A867-A7A8FCBD1F7A", "versionEndExcluding": "10.0.7", "versionStartIncluding": "10.0.0"}, {"criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "E3B992C0-AD5E-43A1-BAA3-6B11FFD5D750", "versionEndExcluding": "10.2.4", "versionStartIncluding": "10.2.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DE30D331-0EA3-4C10-8AAF-72332E7F524F", "versionEndExcluding": "9.3.2411.131", "versionStartIncluding": "9.3.2411"}, {"criteria": "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B3F16DA8-C9A7-44D3-AE22-10BD74AC1873", "versionEndExcluding": "10.0.2503.14", "versionStartIncluding": "10.0.2503"}, {"criteria": "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "84E3B0CD-9909-4F06-9ABE-763705D501C3", "versionEndExcluding": "10.1.2507.23", "versionStartIncluding": "10.1.2507"}, {"criteria": "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "71B91525-F2D6-4699-8D6B-8D375A8785EE", "versionEndExcluding": "10.2.2510.15", "versionStartIncluding": "10.2.2510"}, {"criteria": "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D78DAE10-4B29-4B44-B09A-041500E22CEF", "versionEndExcluding": "10.3.2512.12", "versionStartIncluding": "10.3.2512"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@cisco.com"}