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"TP-Link Systems Inc.", "product": "DR3150 v1", "versions": [{"status": "affected", "version": "0", "lessThan": "1.0.1 Build 20260722 Rel.16854", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "TP-Link Systems Inc.", "product": "ER701-5G-Outdoor v1", "versions": [{"status": "affected", "version": "0", "lessThan": "1.0.3 Build 20260723 Rel.40931", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "TP-Link Systems Inc.", "product": "ER605W v2", "versions": [{"status": "affected", "version": "0", "lessThan": "2.0.4 Build 20260723 Rel.43763", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-08-20T19:16:51.103", "references": [{"url": "https://mattg.systems/posts/cve-2026-19586/", "tags": ["Exploit", "Third Party Advisory"], "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}, {"url": "https://www.omadanetworks.com/en/support/download/", "tags": ["Product"], "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}, {"url": "https://www.omadanetworks.com/us/support/download/", "tags": ["Product"], "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}, {"url": "https://www.tp-link.com/us/support/faq/5256/", "tags": ["Vendor Advisory"], "source": "f23511db-6c3e-4e32-a477-6aa17d310630"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "f23511db-6c3e-4e32-a477-6aa17d310630", "description": [{"lang": "en", "value": "CWE-78"}]}], "descriptions": [{"lang": "en", "value": "A pre-authentication OS command injection vulnerability has been identified in Omada gateways configured to operate as an OpenVPN Server due to insufficient validation of client-supplied data during OpenVPN connection establishment. An unauthenticated remote attacker may provide specially crafted input influencing backend command execution logic before authentication completes. Exploitation requires the OpenVPN Server feature to be enabled, VPN service reachable by the attacker and attacker to be able to initiate an OpenVPN connection attempt.\u00a0\n\n\n\nSuccessful exploitation may allow arbitrary command execution,\u00a0potentially\nleading to full compromise of the affected device."}, {"lang": "es", "value": "Una vulnerabilidad de inyecci\u00f3n de comandos del sistema operativo pre-autenticaci\u00f3n ha sido identificada en gateways Omada configurados para operar como un servidor OpenVPN debido a una validaci\u00f3n insuficiente de los datos proporcionados por el cliente durante el establecimiento de la conexi\u00f3n OpenVPN. Un atacante remoto no autenticado puede proporcionar una entrada especialmente dise\u00f1ada que influye en la l\u00f3gica de ejecuci\u00f3n de comandos del backend antes de que la autenticaci\u00f3n se complete. La explotaci\u00f3n requiere que la caracter\u00edstica de servidor OpenVPN est\u00e9 habilitada, que el servicio VPN sea accesible por el atacante y que el atacante pueda iniciar un intento de conexi\u00f3n OpenVPN.\n\nLa explotaci\u00f3n exitosa puede permitir la ejecuci\u00f3n arbitraria de comandos, lo que podr\u00eda llevar a un compromiso total del dispositivo afectado."}], "lastModified": "2026-10-26T10:10:00.140", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:tp-link:er7212pc_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7D4F7E2D-BC8F-473D-938B-8E907538FB84", "versionEndExcluding": "2.4.3"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:tp-link:er7212pc:2.0:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "939EE8A4-1CA6-495C-83B0-369B4367A402"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": 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