{"schema":"threatline.record/2","record":{"id":"CVE-2026-76289","aliases":[],"summary":"Denial of Service (DoS) through the REST API in Splunk Enterprise","details":"In Splunk Enterprise versions below 10.4.4, 10.2.8, 10.0.11, and 9.4.16, a user who does not hold the \"admin\" or \"power\" Splunk roles could make the Splunk Enterprise instance unavailable to other users by sending a request to the Representational State Transfer (REST) API endpoint for lookup table files. The affected instance requires a restart to restore service.\nThe vulnerability is possible because the endpoint does not limit resource use when it processes response field selections.\nFor more information see Endpoints reference list (https://help.splunk.com/en/splunk-enterprise/rest-api-reference/10.4/introduction/endpoints-reference-list) and About configuring role-based user access (https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.4/manage-splunk-platform-users-and-roles/about-configuring-role-based-user-access) in the Splunk documentation.","categories":["Applications & CMS"],"product":"Splunk Enterprise","vendor":"Splunk","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-76289","source_modified_at":"2026-10-22T13:37:48.707Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Splunk Enterprise","vendor":"Splunk","versions":[{"version":"10.4","status":"affected","versionType":"custom","lessThan":"10.4.4"},{"version":"10.2","status":"affected","versionType":"custom","lessThan":"10.2.8"},{"version":"10.0","status":"affected","versionType":"custom","lessThan":"10.0.11"},{"version":"9.4","status":"affected","versionType":"custom","lessThan":"9.4.16"}],"defaultStatus":null}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-76289","source_modified_at":"2026-10-22T13:37:48.707Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Splunk Enterprise","ecosystem":null},"version":"10.4.4","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-76289","source_modified_at":"2026-10-22T13:37:48.707Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Splunk Enterprise","ecosystem":null},"version":"10.2.8","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-76289","source_modified_at":"2026-10-22T13:37:48.707Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Splunk Enterprise","ecosystem":null},"version":"10.0.11","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-76289","source_modified_at":"2026-10-22T13:37:48.707Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Splunk Enterprise","ecosystem":null},"version":"9.4.16","basis":"first unaffected version stated in the CVE record"}],"cvss":6.5,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00289,"percentile":0.20392,"score_date":"2026-10-23"},"published_at":"2026-10-21T22:51:51.849Z","modified_at":"2026-10-22T13:37:48.707Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-76289","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-22T13:37:48.707Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-76289","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://advisory.splunk.com/advisories/SVD-2026-1007"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-22T13:20:00.571487Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-22T13:37:48.707Z","content_hash":"45e64d814857fca7a70a248ae932c8ae8283f02f5e71e43312abdb97ffbafc28"}}