CVE-2025-12420

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Security updates have also been provided to ServiceNow self-hosted customers, partners, and hosted customers with unique configurations. Additionally, the vulnerability is addressed in the listed Store App versions. We recommend that customers promptly apply an appropriate security update or upgrade if they have not already done so."}, {"lang": "es", "value": "Se ha identificado una vulnerabilidad en la Plataforma de IA de ServiceNow que podr\u00eda permitir a un usuario no autenticado suplantar a otro usuario y realizar las operaciones a las que el usuario suplantado tiene derecho a realizar.\n\nServiceNow ha abordado esta vulnerabilidad mediante el despliegue de una actualizaci\u00f3n de seguridad relevante en las instancias alojadas en octubre de 2025. Tambi\u00e9n se han proporcionado actualizaciones de seguridad a los clientes autoalojados de ServiceNow, socios y clientes alojados con configuraciones \u00fanicas. Adem\u00e1s, la vulnerabilidad se aborda en las versiones de la aplicaci\u00f3n de la tienda enumeradas. Recomendamos que los clientes apliquen r\u00e1pidamente una actualizaci\u00f3n de seguridad o una actualizaci\u00f3n de versi\u00f3n apropiada si a\u00fan no lo han hecho."}], "id": "CVE-2025-12420", "lastModified": "2026-06-17T08:32:20.637", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "YES", "Recovery": "USER", "Safety": "NEGLIGIBLE", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.3, "baseSeverity": "CRITICAL", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "AMBER", "subAvailabilityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "userInteraction": "NONE", "valueDensity": "CONCENTRATED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:U/V:C/RE:H/U:Amber", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "HIGH"}, "source": "psirt@servicenow.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-12420", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-01-14T04:57:14.352249Z", "version": "2.0.3"}}]}, "published": "2026-01-12T22:16:07.470", "references": [{"source": "psirt@servicenow.com", "tags": ["Vendor Advisory"], "url": "https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB2587329"}], "sourceIdentifier": "psirt@servicenow.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-250"}], "source": "psirt@servicenow.com", "type": "Secondary"}]}

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