{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-20259","assignerOrgId":"d1c1063e-7a18-46af-9102-31f8928bc633","state":"PUBLISHED","assignerShortName":"cisco","dateReserved":"2025-10-08T11:59:15.401Z","datePublished":"2026-06-10T17:16:02.256Z","dateUpdated":"2026-06-10T18:24:37.870Z"},"containers":{"cna":{"affected":[{"product":"Splunk Enterprise","vendor":"Splunk","versions":[{"version":"10.2","status":"affected","versionType":"custom","lessThan":"10.2.4"},{"version":"10.0","status":"affected","versionType":"custom","lessThan":"10.0.7"}]},{"product":"Splunk Cloud Platform","vendor":"Splunk","versions":[{"version":"10.3.2512","status":"affected","versionType":"custom","lessThan":"10.3.2512.12"},{"version":"10.2.2510","status":"affected","versionType":"custom","lessThan":"10.2.2510.15"},{"version":"10.1.2507","status":"affected","versionType":"custom","lessThan":"10.1.2507.23"},{"version":"10.0.2503","status":"affected","versionType":"custom","lessThan":"10.0.2503.14"},{"version":"9.3.2411","status":"affected","versionType":"custom","lessThan":"9.3.2411.131"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","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."}],"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."}],"references":[{"url":"https://advisory.splunk.com/advisories/SVD-2026-0609"}],"title":"Improper Access Control in Splunk Enterprise","datePublic":"2026-06-10T00:00:00.000Z","metrics":[{"cvssV3_1":{"vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N","version":"3.1","baseScore":5.5,"baseSeverity":"MEDIUM"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"lang":"en","type":"cwe","description":"The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.","cweId":"CWE-284"}]}],"source":{"advisory":"SVD-2026-0609"},"credits":[{"lang":"en","value":"Andres Perez, Splunk"}],"providerMetadata":{"orgId":"d1c1063e-7a18-46af-9102-31f8928bc633","shortName":"cisco","dateUpdated":"2026-06-10T17:16:02.256Z"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-10T18:24:17.180120Z","id":"CVE-2026-20259","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-06-10T18:24:37.870Z"}}]}}