{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-84682", "assignerOrgId": "f23511db-6c3e-4e32-a477-6aa17d310630", "state": "PUBLISHED", "assignerShortName": "TPLink", "dateReserved": "2026-09-01T22:24:51.457Z", "datePublished": "2026-10-01T18:48:42.953Z", "dateUpdated": "2026-10-01T18:58:35.252Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f23511db-6c3e-4e32-a477-6aa17d310630", "shortName": "TPLink", "dateUpdated": "2026-10-01T18:48:42.953Z"}, "title": "TDDPv2 setProductVer Command Injection in Archer AX90", "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-88", "descriptions": [{"lang": "en", "value": "CAPEC-88 OS Command Injection"}]}], "affected": [{"vendor": "TP-Link Systems Inc.", "product": "Archer AX90 v1", "modules": ["tddp"], "versions": [{"status": "affected", "version": "0", "lessThan": "1.1.4 Build 20260927", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "A command injection vulnerability exists in the TDDPv2 service (/usr/bin/tddp) on Archer AX90 V1. An unauthenticated adjacent-network attacker can exploit the setProductVer command handler to execute arbitrary operating system commands as root during device boot.\u00a0\n\nSuccessful exploitation may result in complete device compromise through arbitrary command execution with root privileges.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<div>A command injection vulnerability exists in the TDDPv2 service (<code>/usr/bin/tddp</code>) on Archer AX90 V1. An unauthenticated adjacent-network attacker can exploit the <code>setProductVer</code> command handler to execute arbitrary operating system commands as root during device boot.&nbsp;</div><div>Successful exploitation may result in complete device compromise through arbitrary command execution with root privileges.</div>"}]}], "references": [{"url": "https://www.tp-link.com/us/support/download/archer-ax90/v1/#Firmware", "tags": ["patch"]}, {"url": "https://www.tp-link.com/en/support/download/archer-ax90/v1/#Firmware", "tags": ["patch"]}, {"url": "https://www.tp-link.com/us/support/faq/5323/", "tags": ["vendor-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "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": 7.7, "vectorString": "CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.5"}, "credits": [{"lang": "en", "value": "Can Oztas", "type": "finder"}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-01T18:58:29.069985Z", "id": "CVE-2026-84682", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-01T18:58:35.252Z"}}]}}

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