{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-16348",
        "assignerOrgId": "f23511db-6c3e-4e32-a477-6aa17d310630",
        "state": "PUBLISHED",
        "assignerShortName": "TPLink",
        "dateReserved": "2026-07-20T21:48:41.382Z",
        "datePublished": "2026-08-24T17:25:46.598Z",
        "dateUpdated": "2026-08-24T17:25:46.598Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "f23511db-6c3e-4e32-a477-6aa17d310630",
                "shortName": "TPLink",
                "dateUpdated": "2026-08-24T17:25:46.598Z"
            },
            "title": "Command Injection Vulnerability in VPN connection of Archer BE800",
            "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": [
                        "vpn connection"
                    ],
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThan": "1.4.2 Build 260708",
                            "versionType": "custom"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "An authenticated command injection vulnerability in TP-Link Archer BE800 V1 allows an attacker with administrative access to execute arbitrary system commands with root privileges by injecting shell metacharacters via a VPN connection. \n\n\n\n\nSuccessful exploitation may enable persistent backdoors, credential theft, LAN reconnaissance, and router-assisted attacks against connected devices.",
                    "supportingMedia": [
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                            "type": "text/html",
                            "base64": false,
                            "value": "<div><div>An authenticated command injection vulnerability in TP-Link Archer BE800 V1 allows an attacker with administrative access to execute arbitrary system commands with root privileges by injecting shell metacharacters via a VPN connection.&nbsp;</div><div><br></div><div>Successful exploitation may enable persistent backdoors, credential theft, LAN reconnaissance, and router-assisted attacks against connected devices.</div></div>"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "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-be800/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"
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                    ],
                    "cvssV4_0": {
                        "attackVector": "ADJACENT",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "privilegesRequired": "HIGH",
                        "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": 8.5,
                        "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L"
                    }
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Sean Lagan, UploadSecurity",
                    "type": "finder"
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
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                "engine": "Vulnogram 1.0.4"
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}