Lookup for vulnerabilities affecting packages.

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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/20569?format=api",
    "vulnerability_id": "VCID-a7g7-weay-bqa1",
    "summary": "Apache Hadoop HDFS Native Client has Out-of-bounds Write Vulnerability\nOut-of-bounds Write vulnerability in Apache Hadoop HDFS native client.\n\nThis issue affects Apache Hadoop: from 3.2.0 before 3.4.2.\n\nUsers are recommended to upgrade to version 3.4.2, which fixes the issue.",
    "aliases": [
        {
            "alias": "CVE-2025-27821"
        },
        {
            "alias": "GHSA-92cc-952p-v8rh"
        }
    ],
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    "references": [
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2025-27821",
            "reference_id": "",
            "reference_type": "",
            "scores": [
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            "url": "https://api.first.org/data/v1/epss?cve=CVE-2025-27821"
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        {
            "cwe_id": 787,
            "name": "Out-of-bounds Write",
            "description": "The product writes data past the end, or before the beginning, of the intended buffer."
        },
        {
            "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."
        },
        {
            "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."
        }
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    "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-a7g7-weay-bqa1"
}