CVE-2026-9254

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A LAN-based attacker can inject arbitrary commands and execute them with root privileges.\n\n\n\n\n\n\nSuccessful exploitation may result in complete device compromise and impact the confidentiality, integrity, and availability of the affected device and network traffic.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<div>An unauthenticated OS command injection vulnerability exists in the parental control functionality of Archer BE800 V1, BE3600 V1, and AX75 V1 due to improper filtering and neutralization of special characters in certain parameters. 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A LAN-based attacker can inject arbitrary commands and execute them with root privileges.\n\n\n\n\n\n\nSuccessful exploitation may result in complete device compromise and impact the confidentiality, integrity, and availability of the affected device and network traffic."}, {"lang": "es", "value": "Una vulnerabilidad de inyecci\u00f3n de comandos del sistema operativo no autenticada existe en la funcionalidad de control parental de Archer BE800 V1, BE3600 V1 y AX75 V1 debido a un filtrado y neutralizaci\u00f3n inadecuados de caracteres especiales en ciertos par\u00e1metros. Un atacante basado en la LAN puede inyectar comandos arbitrarios y ejecutarlos con privilegios de root.\n\nLa explotaci\u00f3n exitosa puede resultar en un compromiso completo del dispositivo y tener un impacto en la confidencialidad, integridad y disponibilidad del dispositivo afectado y del tr\u00e1fico de red."}], "id": "CVE-2026-9254", "lastModified": "2026-10-13T09:10:00.323", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "ADJACENT", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "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": "NOT_DEFINED", "subAvailabilityImpact": "LOW", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/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:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "f23511db-6c3e-4e32-a477-6aa17d310630", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-9254", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-08-24T00:00:00+00:00", "version": "2.0.3"}}]}, "published": "2026-08-24T18:17:34.973", "references": [{"source": "f23511db-6c3e-4e32-a477-6aa17d310630", "url": "https://www.tp-link.com/en/support/download/archer-ax75/v1/#Firmware"}, {"source": "f23511db-6c3e-4e32-a477-6aa17d310630", "url": "https://www.tp-link.com/en/support/download/archer-be3600/v1/#Firmware"}, {"source": "f23511db-6c3e-4e32-a477-6aa17d310630", "url": "https://www.tp-link.com/en/support/download/archer-be800/v1/#Firmware"}, {"source": "f23511db-6c3e-4e32-a477-6aa17d310630", "url": "https://www.tp-link.com/kr/support/download/archer-be3600/v1/#Firmware"}, {"source": "f23511db-6c3e-4e32-a477-6aa17d310630", "url": "https://www.tp-link.com/us/support/download/archer-ax75/v1/#Firmware"}, {"source": "f23511db-6c3e-4e32-a477-6aa17d310630", "url": "https://www.tp-link.com/us/support/download/archer-be3600/v1/#Firmware"}, {"source": "f23511db-6c3e-4e32-a477-6aa17d310630", "url": "https://www.tp-link.com/us/support/download/archer-be800/v1/#Firmware"}, {"source": "f23511db-6c3e-4e32-a477-6aa17d310630", "url": "https://www.tp-link.com/us/support/faq/5264/"}], "sourceIdentifier": "f23511db-6c3e-4e32-a477-6aa17d310630", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "f23511db-6c3e-4e32-a477-6aa17d310630", "type": "Secondary"}]}

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