{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-76355", "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "state": "PUBLISHED", "assignerShortName": "cisco", "dateReserved": "2026-08-19T12:02:03.628Z", "datePublished": "2026-08-19T21:34:47.950Z", "dateUpdated": "2026-08-26T15:20:53.488Z"}, "containers": {"cna": {"affected": [{"product": "Splunk Enterprise", "vendor": "Splunk", "versions": [{"version": "10.4", "status": "affected", "versionType": "custom", "lessThan": "10.4.2"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/markdown", "value": "In Splunk Enterprise 10.4 versions below 10.4.2, an unauthenticated user could retrieve the information contained in Edge Processor pipeline configurations through a Representational State Transfer (REST) API endpoint when Edge Processor is turned on. The vulnerability does not affect versions prior to 10.4. The vulnerability exists because the Edge Processor service endpoint lacks authentication controls. For more information see [System architecture of the Edge Processor solution](https://help.splunk.com/en/splunk-enterprise/process-data-at-the-edge/use-edge-processors-for-splunk-enterprise/10.4/how-the-edge-processor-solution-works/system-architecture-of-the-edge-processor-solution) in the Splunk documentation."}], "value": "In Splunk Enterprise 10.4 versions below 10.4.2, an unauthenticated user could retrieve the information contained in Edge Processor pipeline configurations through a Representational State Transfer (REST) API endpoint when Edge Processor is turned on. The vulnerability does not affect versions prior to 10.4. The vulnerability exists because the Edge Processor service endpoint lacks authentication controls. For more information see System architecture of the Edge Processor solution (https://help.splunk.com/en/splunk-enterprise/process-data-at-the-edge/use-edge-processors-for-splunk-enterprise/10.4/how-the-edge-processor-solution-works/system-architecture-of-the-edge-processor-solution) in the Splunk documentation."}], "references": [{"url": "https://advisory.splunk.com/advisories/SVD-2026-0801"}], "title": "Unauthenticated Information Disclosure through an Edge Processor Service Endpoint in Splunk Enterprise", "datePublic": "2026-08-19T00:00:00.000Z", "metrics": [{"cvssV3_1": {"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1", "baseScore": 7.5, "baseSeverity": "HIGH"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "cwe", "cweId": "CWE-306", "description": "The software does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources."}]}], "source": {"advisory": "SVD-2026-0801"}, "providerMetadata": {"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco", "dateUpdated": "2026-08-19T21:34:47.950Z"}, "solutions": [{"lang": "en", "value": "Upgrade Splunk Enterprise to versions 10.4.2, 10.2.6, 10.0.9, and 9.4.14, or higher."}], "workarounds": [{"lang": "en", "value": "Turn off Edge Processor by setting edge_processor_enabled = false in the server.conf configuration file if you do not use Edge Processor. For more information see [Sidecar configuration settings](https://help.splunk.com/en/splunk-enterprise/administer/admin-manual/10.4/splunk-sidecars/sidecar-configuration-settings) in the Splunk documentation."}], "credits": [{"lang": "en", "value": "Gabriel Nitu, Splunk", "type": "reporter"}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-26T15:17:50.530633Z", "id": "CVE-2026-76355", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"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": "2026-08-26T15:20:53.488Z"}}]}}

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