Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/39801?format=api
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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/39801?format=api",
    "vulnerability_id": "VCID-w43s-jk9u-uucc",
    "summary": "Path Traversal\nserve46 is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing `../` in the url.",
    "aliases": [
        {
            "alias": "CVE-2017-16148"
        },
        {
            "alias": "GHSA-qw9c-8p76-3q2x"
        }
    ],
    "fixed_packages": [],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/55631?format=api",
            "purl": "pkg:npm/serve46@1.0.0",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-w43s-jk9u-uucc"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/serve46@1.0.0"
        }
    ],
    "references": [
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2017-16148",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.00533",
                    "scoring_system": "epss",
                    "scoring_elements": "0.67708",
                    "published_at": "2026-06-04T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2017-16148"
        },
        {
            "reference_url": "https://github.com/JacksonGL/NPM-Vuln-PoC/blob/master/directory-traversal/serve46",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.5",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/JacksonGL/NPM-Vuln-PoC/blob/master/directory-traversal/serve46"
        },
        {
            "reference_url": "https://www.npmjs.com/advisories/456",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.5",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://www.npmjs.com/advisories/456"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2017-16148",
            "reference_id": "CVE-2017-16148",
            "reference_type": "",
            "scores": [
                {
                    "value": "7.5",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "value": "HIGH",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-16148"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 1035,
            "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities",
            "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017."
        },
        {
            "cwe_id": 22,
            "name": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')",
            "description": "The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory."
        },
        {
            "cwe_id": 937,
            "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities",
            "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013."
        }
    ],
    "exploits": [],
    "severity_range_score": "7.0 - 8.9",
    "exploitability": "0.5",
    "weighted_severity": "8.0",
    "risk_score": 4.0,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-w43s-jk9u-uucc"
}