Lookup for vulnerable packages by Package URL.

GET /api/packages/77613?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/77613?format=api",
    "purl": "pkg:nuget/Microsoft.NETCore.App.Runtime.win-x64@5.0.3",
    "type": "nuget",
    "namespace": "",
    "name": "Microsoft.NETCore.App.Runtime.win-x64",
    "version": "5.0.3",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": false,
    "next_non_vulnerable_version": "5.0.9",
    "latest_non_vulnerable_version": "10.0.4",
    "affected_by_vulnerabilities": [],
    "fixing_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/3842?format=api",
            "vulnerability_id": "VCID-x4qk-n18m-1yfy",
            "summary": "multiple issues",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-1721",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.09338",
                            "scoring_system": "epss",
                            "scoring_elements": "0.92899",
                            "published_at": "2026-05-30T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-1721"
                },
                {
                    "reference_url": "https://github.com/dotnet/announcements/issues/175",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://github.com/dotnet/announcements/issues/175"
                },
                {
                    "reference_url": "https://github.com/dotnet/runtime/issues/48067",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://github.com/dotnet/runtime/issues/48067"
                },
                {
                    "reference_url": "https://security.archlinux.org/ASA-202103-16",
                    "reference_id": "ASA-202103-16",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://security.archlinux.org/ASA-202103-16"
                },
                {
                    "reference_url": "https://security.archlinux.org/ASA-202103-17",
                    "reference_id": "ASA-202103-17",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://security.archlinux.org/ASA-202103-17"
                },
                {
                    "reference_url": "https://security.archlinux.org/AVG-1449",
                    "reference_id": "AVG-1449",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "High",
                            "scoring_system": "archlinux",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://security.archlinux.org/AVG-1449"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-1721",
                    "reference_id": "CVE-2021-1721",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-1721"
                },
                {
                    "reference_url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1721",
                    "reference_id": "CVE-2021-1721",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1721"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-3gp9-h8hw-pxpw",
                    "reference_id": "GHSA-3gp9-h8hw-pxpw",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-3gp9-h8hw-pxpw"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/77583?format=api",
                    "purl": "pkg:nuget/Microsoft.NETCore.App.Runtime.win-x64@3.1.12",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/Microsoft.NETCore.App.Runtime.win-x64@3.1.12"
                },
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/77613?format=api",
                    "purl": "pkg:nuget/Microsoft.NETCore.App.Runtime.win-x64@5.0.3",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/Microsoft.NETCore.App.Runtime.win-x64@5.0.3"
                }
            ],
            "aliases": [
                "CVE-2021-1721",
                "GHSA-3gp9-h8hw-pxpw"
            ],
            "risk_score": 4.0,
            "exploitability": "0.5",
            "weighted_severity": "8.0",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-x4qk-n18m-1yfy"
        }
    ],
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/Microsoft.NETCore.App.Runtime.win-x64@5.0.3"
}