CVE-2026-27509

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A network-adjacent, unauthenticated attacker can join DDS domain 0 and publish a crafted message (api_id=1002) containing arbitrary Python, which the robot writes to disk under /unitree/etc/programming/ and binds to a physical controller keybinding. When the keybinding is pressed, the code executes as root and the binding persists across reboots."}, {"lang": "es", "value": "Las versiones de firmware de Unitree Go2 V1.1.7 a V1.1.9 y V1.1.11 (EDU) no implementan autenticaci\u00f3n ni autorizaci\u00f3n DDS para el tema de Eclipse CycloneDDS rt/api/programming_actuator/request gestionado por actuator_manager.py. Un atacante adyacente a la red y no autenticado puede unirse al dominio DDS 0 y publicar un mensaje manipulado (api_id=1002) que contiene Python arbitrario, el cual el robot escribe en el disco bajo /unitree/etc/programming/ y lo vincula a una asignaci\u00f3n de teclas de un controlador f\u00edsico. Cuando se pulsa la asignaci\u00f3n de teclas, el c\u00f3digo se ejecuta como root y la vinculaci\u00f3n persiste a trav\u00e9s de los reinicios."}], "id": "CVE-2026-27509", "lastModified": "2026-06-17T10:27:16.610", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 5.9, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "ADJACENT", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.5, "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": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "ACTIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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": "disclosure@vulncheck.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-27509", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-02-27T17:53:39.495825Z", "version": "2.0.3"}}]}, "published": "2026-02-26T20:31:38.447", "references": [{"source": "disclosure@vulncheck.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://boschko.ca/unitree-go2-rce/"}, {"source": "disclosure@vulncheck.com", "tags": ["Product"], "url": "https://shop.unitree.com/products/unitree-go2"}, {"source": "disclosure@vulncheck.com", "tags": ["Third Party Advisory"], "url": "https://www.vulncheck.com/advisories/unitree-go2-missing-dds-authentication-enables-adjacent-rce"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "disclosure@vulncheck.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[1.1.7,1.1.9]"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "1.1.11 (EDU only)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Unitree Go2", "source": "cna", "vendor": "UnitreeRobotics"}, "product": "unitree_go2", "vendor": "unitreerobotics"}], "created": "2026-02-27T09:07:10.982840+00:00", "updated": "2026-05-26T16:15:09.648156+00:00", "vendors": ["unitreerobotics", "unitreerobotics$PRODUCT$unitree_go2"]}