{"api_version":"1","generated_at":"2026-08-22T02:35:58+00:00","cve":"CVE-2026-76352","urls":{"html":"https://cve.report/CVE-2026-76352","api":"https://cve.report/api/cve/CVE-2026-76352.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-76352","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-76352"},"summary":{"title":"Improper Authorization through the REST API in Splunk Enterprise","description":"In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the \"admin\" or \"power\" Splunk roles could create or modify a scripted lookup through generic configuration endpoints and run an installed lookup script with the permissions of the user account running Splunk Enterprise, which could allow for access to all relevant data and affect system integrity and availability. The vulnerability is possible because the generic transforms configuration endpoints do not enforce the capabilities required to create or edit external lookup definitions. For more information see Define roles on the Splunk platform with capabilities (https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.2/manage-splunk-platform-users-and-roles/define-roles-on-the-splunk-platform-with-capabilities) and limits.conf (https://help.splunk.com/en/splunk-enterprise/administer/admin-manual/10.4/configuration-file-reference/10.4.2-configuration-file-reference/limits.conf) in the Splunk documentation.","state":"PUBLISHED","assigner":"cisco","published_at":"2026-08-19 22:17:20","updated_at":"2026-08-21 19:14:02"},"problem_types":["CWE-285","CWE-285 The software does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action."],"metrics":[{"version":"3.1","source":"psirt@cisco.com","type":"Secondary","score":"8.8","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"8.8","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://advisory.splunk.com/advisories/SVD-2026-0801","name":"https://advisory.splunk.com/advisories/SVD-2026-0801","refsource":"psirt@cisco.com","tags":["Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-76352","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76352","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Splunk","product":"Splunk Enterprise","version":"affected 10.4 10.4.2 custom","platforms":[]},{"source":"CNA","vendor":"Splunk","product":"Splunk Enterprise","version":"affected 10.2 10.2.6 custom","platforms":[]},{"source":"CNA","vendor":"Splunk","product":"Splunk Enterprise","version":"affected 10.0 10.0.9 custom","platforms":[]},{"source":"CNA","vendor":"Splunk","product":"Splunk Enterprise","version":"affected 9.4 9.4.14 custom","platforms":[]}],"timeline":[],"solutions":[{"source":"CNA","title":"","value":"Upgrade Splunk Enterprise to versions 10.4.2, 10.2.6, 10.0.9, and 9.4.14, or higher.\n\nAfter upgrading, set `scripted_lookup_raw_write_enforcement = block` in the `limits.conf` configuration file under `[lookup]`, and then restart Splunk Enterprise.","time":"","lang":"en"}],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"76352","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"splunk","cpe5":"splunk","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"enterprise","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"76352","cve":"CVE-2026-76352","epss":"0.002490000","percentile":"0.165670000","score_date":"2026-08-21","updated_at":"2026-08-22 00:12:49"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-76352","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-08-20T00:00:00+00:00","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-08-21T03:56:08.865Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"Splunk Enterprise","vendor":"Splunk","versions":[{"lessThan":"10.4.2","status":"affected","version":"10.4","versionType":"custom"},{"lessThan":"10.2.6","status":"affected","version":"10.2","versionType":"custom"},{"lessThan":"10.0.9","status":"affected","version":"10.0","versionType":"custom"},{"lessThan":"9.4.14","status":"affected","version":"9.4","versionType":"custom"}]}],"datePublic":"2026-08-19T00:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/markdown","value":"In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the \"admin\" or \"power\" Splunk roles could create or modify a scripted lookup through generic configuration endpoints and run an installed lookup script with the permissions of the user account running Splunk Enterprise, which could allow for access to all relevant data and affect system integrity and availability. The vulnerability is possible because the generic transforms configuration endpoints do not enforce the capabilities required to create or edit external lookup definitions. For more information see [Define roles on the Splunk platform with capabilities](https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.2/manage-splunk-platform-users-and-roles/define-roles-on-the-splunk-platform-with-capabilities) and [limits.conf](https://help.splunk.com/en/splunk-enterprise/administer/admin-manual/10.4/configuration-file-reference/10.4.2-configuration-file-reference/limits.conf) in the Splunk documentation."}],"value":"In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the \"admin\" or \"power\" Splunk roles could create or modify a scripted lookup through generic configuration endpoints and run an installed lookup script with the permissions of the user account running Splunk Enterprise, which could allow for access to all relevant data and affect system integrity and availability. The vulnerability is possible because the generic transforms configuration endpoints do not enforce the capabilities required to create or edit external lookup definitions. For more information see Define roles on the Splunk platform with capabilities (https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.2/manage-splunk-platform-users-and-roles/define-roles-on-the-splunk-platform-with-capabilities) and limits.conf (https://help.splunk.com/en/splunk-enterprise/administer/admin-manual/10.4/configuration-file-reference/10.4.2-configuration-file-reference/limits.conf) in the Splunk documentation."}],"metrics":[{"cvssV3_1":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-285","description":"The software does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.","lang":"en","type":"cwe"}]}],"providerMetadata":{"dateUpdated":"2026-08-19T21:34:46.069Z","orgId":"d1c1063e-7a18-46af-9102-31f8928bc633","shortName":"cisco"},"references":[{"url":"https://advisory.splunk.com/advisories/SVD-2026-0801"}],"solutions":[{"lang":"en","value":"Upgrade Splunk Enterprise to versions 10.4.2, 10.2.6, 10.0.9, and 9.4.14, or higher.\n\nAfter upgrading, set `scripted_lookup_raw_write_enforcement = block` in the `limits.conf` configuration file under `[lookup]`, and then restart Splunk Enterprise."}],"source":{"advisory":"SVD-2026-0801"},"title":"Improper Authorization through the REST API in Splunk Enterprise"}},"cveMetadata":{"assignerOrgId":"d1c1063e-7a18-46af-9102-31f8928bc633","assignerShortName":"cisco","cveId":"CVE-2026-76352","datePublished":"2026-08-19T21:34:46.069Z","dateReserved":"2026-08-19T12:02:03.628Z","dateUpdated":"2026-08-21T03:56:08.865Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-19 22:17:20","lastModifiedDate":"2026-08-21 19:14:02","problem_types":["CWE-285","CWE-285 The software does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action."],"metrics":{"cvssMetricV31":[{"source":"psirt@cisco.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-08-20T00:00:00+00:00","id":"CVE-2026-76352","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*","versionStartIncluding":"9.4.0","versionEndExcluding":"9.4.14","matchCriteriaId":"E180CC4C-5B8B-4D69-8535-93DCF3510119"},{"vulnerable":true,"criteria":"cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*","versionStartIncluding":"10.0.0","versionEndExcluding":"10.0.9","matchCriteriaId":"0FD75354-A6EE-49F9-9B8A-31287A845CFB"},{"vulnerable":true,"criteria":"cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*","versionStartIncluding":"10.2.0","versionEndExcluding":"10.2.6","matchCriteriaId":"C8FDA841-04BC-404C-B56D-7869CBD8B56C"},{"vulnerable":true,"criteria":"cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*","versionStartIncluding":"10.4.0","versionEndExcluding":"10.4.2","matchCriteriaId":"209C1DE6-893D-424D-B103-B64A314AD8DC"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"76352","Ordinal":"1","Title":"Improper Authorization through the REST API in Splunk Enterprise","CVE":"CVE-2026-76352","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"76352","Ordinal":"1","NoteData":"In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the \"admin\" or \"power\" Splunk roles could create or modify a scripted lookup through generic configuration endpoints and run an installed lookup script with the permissions of the user account running Splunk Enterprise, which could allow for access to all relevant data and affect system integrity and availability. The vulnerability is possible because the generic transforms configuration endpoints do not enforce the capabilities required to create or edit external lookup definitions. For more information see Define roles on the Splunk platform with capabilities (https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.2/manage-splunk-platform-users-and-roles/define-roles-on-the-splunk-platform-with-capabilities) and limits.conf (https://help.splunk.com/en/splunk-enterprise/administer/admin-manual/10.4/configuration-file-reference/10.4.2-configuration-file-reference/limits.conf) in the Splunk documentation.","Type":"Description","Title":"Improper Authorization through the REST API in Splunk Enterprise"}]}}}