{"api_version":"1","generated_at":"2026-10-21T20:29:11+00:00","cve":"CVE-2026-76276","urls":{"html":"https://cve.report/CVE-2026-76276","api":"https://cve.report/api/cve/CVE-2026-76276.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-76276","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-76276"},"summary":{"title":"Information Disclosure in the Discover Splunk Observability Cloud app through Splunk Web for Splunk Enterprise","description":"In Splunk Enterprise versions below 10.4.3, 10.2.7, and 10.0.10, a low-privileged user that does not hold the \"admin\" or \"power\" Splunk roles could retrieve original source code for the Discover Splunk Observability Cloud app through Splunk Web. The vulnerability is possible because production JavaScript bundles for the app contain embedded source maps that include original source code. For more information see 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), Splunk Observability Cloud previews (https://help.splunk.com/en/splunk-enterprise/search/search-manual/10.4/observability/splunk-observability-cloud-previews), and Navigating Splunk Web (https://help.splunk.com/en/splunk-enterprise/search/search-tutorial/10.4/part-1-getting-started/navigating-splunk-web) in the Splunk documentation.\n\nSplunk Enterprise versions 9.4.x are not affected.","state":"PUBLISHED","assigner":"cisco","published_at":"2026-10-07 21:17:18","updated_at":"2026-10-14 12:05:20"},"problem_types":["CWE-1188","CWE-1188 The software initializes or sets a resource with a default that is intended to be changed by the administrator, but the default is not secure."],"metrics":[{"version":"3.1","source":"psirt@cisco.com","type":"Secondary","score":"4.3","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"4.3","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","data":{"baseScore":4.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","version":"3.1"}}],"references":[{"url":"https://advisory.splunk.com/advisories/SVD-2026-1001","name":"https://advisory.splunk.com/advisories/SVD-2026-1001","refsource":"psirt@cisco.com","tags":["Vendor Advisory","Mitigation"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-76276","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-76276","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Splunk","product":"Splunk Enterprise","version":"affected 10.4 10.4.3 custom","platforms":[]},{"source":"CNA","vendor":"Splunk","product":"Splunk Enterprise","version":"affected 10.2 10.2.7 custom","platforms":[]},{"source":"CNA","vendor":"Splunk","product":"Splunk Enterprise","version":"affected 10.0 10.0.10 custom","platforms":[]}],"timeline":[],"solutions":[{"source":"CNA","title":"","value":"Upgrade Splunk Enterprise to versions 10.4.3, 10.2.7, 10.0.10, and 9.4.15, or higher.","time":"","lang":"en"}],"workarounds":[{"source":"CNA","title":"","value":"Turn off or remove the Discover Splunk Observability Cloud app. For more information see [Manage app and add-on objects](https://help.splunk.com/en/splunk-enterprise/administer/admin-manual/10.2/meet-splunk-apps/manage-app-and-add-on-objects) in the Splunk documentation.","time":"","lang":"en"}],"exploits":[],"credits":[{"source":"CNA","value":"Gabriel Nitu, Splunk","lang":"en"}],"nvd_cpes":[{"cve_year":"2026","cve_id":"76276","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":"76276","cve":"CVE-2026-76276","epss":"0.001760000","percentile":"0.065930000","score_date":"2026-10-09","updated_at":"2026-10-10 00:07:04"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-76276","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-10-08T18:00:46.751178Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-10-08T18:00:58.238Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"modules":["Splunk Web"],"product":"Splunk Enterprise","vendor":"Splunk","versions":[{"lessThan":"10.4.3","status":"affected","version":"10.4","versionType":"custom"},{"lessThan":"10.2.7","status":"affected","version":"10.2","versionType":"custom"},{"lessThan":"10.0.10","status":"affected","version":"10.0","versionType":"custom"}]}],"credits":[{"lang":"en","type":"finder","value":"Gabriel Nitu, Splunk"}],"datePublic":"2026-10-07T00:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/markdown","value":"In Splunk Enterprise versions below 10.4.3, 10.2.7, and 10.0.10, a low-privileged user that does not hold the \"admin\" or \"power\" Splunk roles could retrieve original source code for the Discover Splunk Observability Cloud app through Splunk Web. The vulnerability is possible because production JavaScript bundles for the app contain embedded source maps that include original source code. For more information see [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), [Splunk Observability Cloud previews](https://help.splunk.com/en/splunk-enterprise/search/search-manual/10.4/observability/splunk-observability-cloud-previews), and [Navigating Splunk Web](https://help.splunk.com/en/splunk-enterprise/search/search-tutorial/10.4/part-1-getting-started/navigating-splunk-web) in the Splunk documentation.\n\nSplunk Enterprise versions 9.4.x are not affected."}],"value":"In Splunk Enterprise versions below 10.4.3, 10.2.7, and 10.0.10, a low-privileged user that does not hold the \"admin\" or \"power\" Splunk roles could retrieve original source code for the Discover Splunk Observability Cloud app through Splunk Web. The vulnerability is possible because production JavaScript bundles for the app contain embedded source maps that include original source code. For more information see 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), Splunk Observability Cloud previews (https://help.splunk.com/en/splunk-enterprise/search/search-manual/10.4/observability/splunk-observability-cloud-previews), and Navigating Splunk Web (https://help.splunk.com/en/splunk-enterprise/search/search-tutorial/10.4/part-1-getting-started/navigating-splunk-web) in the Splunk documentation.\n\nSplunk Enterprise versions 9.4.x are not affected."}],"metrics":[{"cvssV3_1":{"baseScore":4.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1188","description":"The software initializes or sets a resource with a default that is intended to be changed by the administrator, but the default is not secure.","lang":"en","type":"cwe"}]}],"providerMetadata":{"dateUpdated":"2026-10-07T20:46:35.415Z","orgId":"d1c1063e-7a18-46af-9102-31f8928bc633","shortName":"cisco"},"references":[{"url":"https://advisory.splunk.com/advisories/SVD-2026-1001"}],"solutions":[{"lang":"en","value":"Upgrade Splunk Enterprise to versions 10.4.3, 10.2.7, 10.0.10, and 9.4.15, or higher."}],"source":{"advisory":"SVD-2026-1001","discovery":"INTERNAL"},"title":"Information Disclosure in the Discover Splunk Observability Cloud app through Splunk Web for Splunk Enterprise","workarounds":[{"lang":"en","value":"Turn off or remove the Discover Splunk Observability Cloud app. For more information see [Manage app and add-on objects](https://help.splunk.com/en/splunk-enterprise/administer/admin-manual/10.2/meet-splunk-apps/manage-app-and-add-on-objects) in the Splunk documentation."}]}},"cveMetadata":{"assignerOrgId":"d1c1063e-7a18-46af-9102-31f8928bc633","assignerShortName":"cisco","cveId":"CVE-2026-76276","datePublished":"2026-10-07T20:46:35.415Z","dateReserved":"2026-08-19T12:02:03.621Z","dateUpdated":"2026-10-08T18:00:58.238Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-07 21:17:18","lastModifiedDate":"2026-10-14 12:05:20","problem_types":["CWE-1188","CWE-1188 The software initializes or sets a resource with a default that is intended to be changed by the administrator, but the default is not secure."],"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:L/I:N/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":1.4}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-10-08T18:00:46.751178Z","id":"CVE-2026-76276","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"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":"10.0.0","versionEndExcluding":"10.0.10","matchCriteriaId":"821853EA-D03C-4017-95A9-3770CE48BE8C"},{"vulnerable":true,"criteria":"cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*","versionStartIncluding":"10.2.0","versionEndExcluding":"10.2.7","matchCriteriaId":"37593BC0-5F11-410C-B823-195F5BFAD2BF"},{"vulnerable":true,"criteria":"cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*","versionStartIncluding":"10.4.0","versionEndExcluding":"10.4.3","matchCriteriaId":"1268F2CB-E517-45A6-917E-9C1FDBA6CA0A"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"76276","Ordinal":"1","Title":"Information Disclosure in the Discover Splunk Observability Clou","CVE":"CVE-2026-76276","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"76276","Ordinal":"1","NoteData":"In Splunk Enterprise versions below 10.4.3, 10.2.7, and 10.0.10, a low-privileged user that does not hold the \"admin\" or \"power\" Splunk roles could retrieve original source code for the Discover Splunk Observability Cloud app through Splunk Web. The vulnerability is possible because production JavaScript bundles for the app contain embedded source maps that include original source code. For more information see 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), Splunk Observability Cloud previews (https://help.splunk.com/en/splunk-enterprise/search/search-manual/10.4/observability/splunk-observability-cloud-previews), and Navigating Splunk Web (https://help.splunk.com/en/splunk-enterprise/search/search-tutorial/10.4/part-1-getting-started/navigating-splunk-web) in the Splunk documentation.\n\nSplunk Enterprise versions 9.4.x are not affected.","Type":"Description","Title":"Information Disclosure in the Discover Splunk Observability Clou"}]}}}