CVE-2026-76257

{"id": "CVE-2026-76257", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-76257", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-26T14:49:08.470513Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "affected": [{"source": "psirt@cisco.com", "affectedData": [{"vendor": "Splunk", "modules": ["Splunk Secure Gateway"], "product": "Splunk Enterprise", "versions": [{"status": "affected", "version": "10.4", "lessThan": "10.4.2", "versionType": "custom"}, {"status": "affected", "version": "10.2", "lessThan": "10.2.6", "versionType": "custom"}, {"status": "affected", "version": "10.0", "lessThan": "10.0.9", "versionType": "custom"}, {"status": "affected", "version": "9.4", "lessThan": "9.4.14", "versionType": "custom"}]}, {"vendor": "Splunk", "product": "Splunk Secure Gateway", "versions": [{"status": "affected", "version": "3.10", "lessThan": "3.10.10", "versionType": "custom"}, {"status": "affected", "version": "3.9", "lessThan": "3.9.24", "versionType": "custom"}, {"status": "affected", "version": "3.8", "lessThan": "3.8.71", "versionType": "custom"}]}]}], "published": "2026-08-19T22:17:13.670", "references": [{"url": "https://advisory.splunk.com/advisories/SVD-2026-0801", "tags": ["Vendor Advisory"], "source": "psirt@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "psirt@cisco.com", "description": [{"lang": "en", "value": "CWE-862"}]}], "descriptions": [{"lang": "en", "value": "In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, and Splunk Secure Gateway versions below 3.10.10, 3.9.24, and 3.8.71, a user who holds a Splunk role with permissions to list storage passwords but does not hold Splunk Secure Gateway administration privileges could access Mobile Device Management signing secrets that compromise all affected mobile-device enrollment trust through Splunk Secure Gateway. The vulnerability is possible because Splunk Secure Gateway Representational State Transfer (REST) API endpoints for deployment bundle, Security Assertion Markup Language setup, and companion app workflows do not require Splunk Secure Gateway administration privileges before processing requests."}, {"lang": "es", "value": "En las versiones de Splunk Enterprise anteriores a 10.4.2, 10.2.6, 10.0.9 y 9.4.14, y en las versiones de Splunk Secure Gateway anteriores a 3.10.10, 3.9.24 y 3.8.71, un usuario que posee un rol de Splunk con permisos para listar contrase\u00f1as de almacenamiento pero no posee privilegios de administraci\u00f3n de Splunk Secure Gateway podr\u00eda acceder a secretos de firma de Mobile Device Management que comprometen toda la confianza de inscripci\u00f3n de dispositivos m\u00f3viles afectados a trav\u00e9s de Splunk Secure Gateway. La vulnerabilidad es posible porque los puntos finales de la API (Representational State Transfer) REST de Splunk Secure Gateway para el paquete de implementaci\u00f3n, la configuraci\u00f3n de Security Assertion Markup Language y los flujos de trabajo de la aplicaci\u00f3n complementaria no requieren privilegios de administraci\u00f3n de Splunk Secure Gateway antes de procesar las solicitudes."}], "lastModified": "2026-10-26T10:10:00.140", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "E180CC4C-5B8B-4D69-8535-93DCF3510119", "versionEndExcluding": "9.4.14", "versionStartIncluding": "9.4.0"}, {"criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "0FD75354-A6EE-49F9-9B8A-31287A845CFB", "versionEndExcluding": "10.0.9", "versionStartIncluding": "10.0.0"}, {"criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "C8FDA841-04BC-404C-B56D-7869CBD8B56C", "versionEndExcluding": "10.2.6", "versionStartIncluding": "10.2.0"}, {"criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "209C1DE6-893D-424D-B103-B64A314AD8DC", "versionEndExcluding": "10.4.2", "versionStartIncluding": "10.4.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:splunk:splunk_secure_gateway:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B30F23F9-3337-4DE3-8F91-B9B54EC5CA19", "versionEndExcluding": "3.8.71", "versionStartIncluding": "3.8.0"}, {"criteria": "cpe:2.3:a:splunk:splunk_secure_gateway:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "05B1F48C-70F7-4455-9BE9-613943727644", "versionEndExcluding": "3.9.24", "versionStartIncluding": "3.9.0"}, {"criteria": "cpe:2.3:a:splunk:splunk_secure_gateway:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "48361782-396C-4DBD-96BF-0131DF4D5DF4", "versionEndExcluding": "3.10.10", "versionStartIncluding": "3.10.0"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@cisco.com"}