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    "cveMetadata": {
        "cveId": "CVE-2026-63732",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-07-18T12:19:06.903Z",
        "datePublished": "2026-07-23T21:16:46.266Z",
        "dateUpdated": "2026-07-27T16:19:25.094Z"
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                "dateUpdated": "2026-07-23T21:16:46.266Z"
            },
            "datePublic": "2026-07-03T00:00:00.000Z",
            "title": "9router before 0.4.60 Remote Code Execution via default password",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "9router 0.4.59 (fixed in 0.4.60) contains a chain of vulnerabilities: a hardcoded default password (123456) that authenticates any fresh installation, a bypass of the LOCAL_ONLY network gate via a spoofed Host header, and unvalidated arguments passed to child_process.spawn() when registering MCP plugins. A remote, unauthenticated attacker can log in with the default credential, spoof the Host header to reach local-only routes, and register a malicious MCP plugin (e.g. node -e <payload>) to achieve arbitrary code execution on the host operating system when the plugin's SSE endpoint is triggered."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')",
                            "cweId": "CWE-78",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "decolua",
                    "product": "9router",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:npm/9router",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThan": "0.4.60"
                        },
                        {
                            "version": "0.4.60",
                            "status": "unaffected",
                            "versionType": "semver"
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                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "privilegesRequired": "LOW",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "HIGH",
                        "vulnIntegrityImpact": "HIGH",
                        "vulnAvailabilityImpact": "HIGH",
                        "subConfidentialityImpact": "HIGH",
                        "subIntegrityImpact": "HIGH",
                        "subAvailabilityImpact": "HIGH",
                        "baseScore": 9.4,
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                        "privilegesRequired": "LOW",
                        "userInteraction": "NONE",
                        "scope": "CHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "HIGH",
                        "baseScore": 9.9,
                        "baseSeverity": "CRITICAL"
                    }
                }
            ],
            "references": [
                {
                    "url": "https://github.com/decolua/9router/security/advisories/GHSA-4922-8r65-fq26",
                    "name": "GitHub Security Advisory (GHSA-4922-8r65-fq26)",
                    "tags": [
                        "vendor-advisory"
                    ]
                },
                {
                    "name": "VulnCheck Advisory: 9router before 0.4.60 Remote Code Execution via default password",
                    "tags": [
                        "third-party-advisory"
                    ],
                    "url": "https://www.vulncheck.com/advisories/9router-before-remote-code-execution-via-default-password"
                }
            ],
            "credits": [
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                    "value": "darealDanh",
                    "type": "reporter"
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            ],
            "x_generator": {
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        "adp": [
            {
                "metrics": [
                    {
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                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-07-27T16:14:47.859374Z",
                                "id": "CVE-2026-63732",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
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                                        "Automatable": "no"
                                    },
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                                        "Technical Impact": "total"
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                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
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                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
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