{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-9254", "assignerOrgId": "f23511db-6c3e-4e32-a477-6aa17d310630", "state": "PUBLISHED", "assignerShortName": "TPLink", "dateReserved": "2026-05-21T20:23:27.422Z", "datePublished": "2026-08-24T17:25:30.486Z", "dateUpdated": "2026-08-24T17:25:30.486Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f23511db-6c3e-4e32-a477-6aa17d310630", "shortName": "TPLink", "dateUpdated": "2026-08-24T17:25:30.486Z"}, "title": "Command Injection Vulnerability in Parent Control of Multiple TP-Link Archer Devices", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-78", "description": "CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-248", "descriptions": [{"lang": "en", "value": "CAPEC-248 Command Injection"}]}], "affected": [{"vendor": "TP-Link Systems Inc.", "product": "Archer BE800 V1", "modules": ["parent control"], "versions": [{"status": "affected", "version": "0", "lessThan": "1.4.2 Build 260708", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "TP-Link Systems Inc.", "product": "Archer BE3600 V1", "modules": ["parent control"], "versions": [{"status": "affected", "version": "0", "lessThan": "1.2.6 Build 20260617", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "TP-Link Systems Inc.", "product": "Archer AX75 V1", "modules": ["parent control"], "versions": [{"status": "affected", "version": "0", "lessThan": "1.1.6 Build 260716", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "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. 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. A LAN-based attacker can inject arbitrary commands and execute them with root privileges.</div><p><br></p><div>Successful exploitation may result in complete device compromise and impact the confidentiality, integrity, and availability of the affected device and network traffic.</div>"}]}], "references": [{"url": "https://www.tp-link.com/en/support/download/archer-be800/v1/#Firmware", "tags": ["patch"]}, {"url": "https://www.tp-link.com/us/support/download/archer-be800/v1/#Firmware", "tags": ["patch"]}, {"url": "https://www.tp-link.com/en/support/download/archer-be3600/v1/#Firmware", "tags": ["patch"]}, {"url": "https://www.tp-link.com/us/support/download/archer-be3600/v1/#Firmware", "tags": ["patch"]}, {"url": "https://www.tp-link.com/kr/support/download/archer-be3600/v1/#Firmware", "tags": ["patch"]}, {"url": "https://www.tp-link.com/en/support/download/archer-ax75/v1/#Firmware", "tags": ["patch"]}, {"url": "https://www.tp-link.com/us/support/download/archer-ax75/v1/#Firmware", "tags": ["patch"]}, {"url": "https://www.tp-link.com/us/support/faq/5264/", "tags": ["vendor-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "LOW", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "LOW", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.7, "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"}}], "credits": [{"lang": "en", "value": "Sean Lagan, UploadSecurity", "type": "finder"}, {"lang": "en", "value": "Sungmin Kang (rauzn), JeroScope", "type": "finder"}, {"lang": "en", "value": "Sergio Medeiros (grumpz)", "type": "finder"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}}}

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