GET

Package Instance

Lookup for vulnerable packages by Package URL.

GET /api/packages/545648?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/545648?format=api",
    "purl": "pkg:apk/alpine/xen@4.14.1-r2?arch=x86_64&distroversion=v3.14&reponame=main",
    "type": "apk",
    "namespace": "alpine",
    "name": "xen",
    "version": "4.14.1-r2",
    "qualifiers": {
        "arch": "x86_64",
        "distroversion": "v3.14",
        "reponame": "main"
    },
    "subpath": "",
    "is_vulnerable": false,
    "next_non_vulnerable_version": "4.14.1-r3",
    "latest_non_vulnerable_version": "4.15.4-r0",
    "affected_by_vulnerabilities": [],
    "fixing_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/4255?format=api",
            "vulnerability_id": "VCID-1wgc-r96w-7kg9",
            "summary": "IRQ vector leak on x86",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3308",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00058",
                            "scoring_system": "epss",
                            "scoring_elements": "0.18083",
                            "published_at": "2026-04-24T12:55:00Z"
                        },
                        {
                            "value": "0.00058",
                            "scoring_system": "epss",
                            "scoring_elements": "0.1823",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.00058",
                            "scoring_system": "epss",
                            "scoring_elements": "0.18381",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.00058",
                            "scoring_system": "epss",
                            "scoring_elements": "0.18435",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.00058",
                            "scoring_system": "epss",
                            "scoring_elements": "0.18139",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.00058",
                            "scoring_system": "epss",
                            "scoring_elements": "0.18223",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.00058",
                            "scoring_system": "epss",
                            "scoring_elements": "0.18277",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.00058",
                            "scoring_system": "epss",
                            "scoring_elements": "0.18279",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.00058",
                            "scoring_system": "epss",
                            "scoring_elements": "0.18233",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.00058",
                            "scoring_system": "epss",
                            "scoring_elements": "0.18181",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.00058",
                            "scoring_system": "epss",
                            "scoring_elements": "0.18126",
                            "published_at": "2026-04-16T12:55:00Z"
                        },
                        {
                            "value": "0.00058",
                            "scoring_system": "epss",
                            "scoring_elements": "0.18138",
                            "published_at": "2026-04-18T12:55:00Z"
                        },
                        {
                            "value": "0.00058",
                            "scoring_system": "epss",
                            "scoring_elements": "0.18172",
                            "published_at": "2026-04-21T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3308"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3308",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3308"
                },
                {
                    "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.9",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H"
                        }
                    ],
                    "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=981052",
                    "reference_id": "981052",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=981052"
                },
                {
                    "reference_url": "https://security.gentoo.org/glsa/202107-30",
                    "reference_id": "GLSA-202107-30",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://security.gentoo.org/glsa/202107-30"
                },
                {
                    "reference_url": "https://xenbits.xen.org/xsa/advisory-360.html",
                    "reference_id": "XSA-360",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://xenbits.xen.org/xsa/advisory-360.html"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/545648?format=api",
                    "purl": "pkg:apk/alpine/xen@4.14.1-r2?arch=x86_64&distroversion=v3.14&reponame=main",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/xen@4.14.1-r2%3Farch=x86_64&distroversion=v3.14&reponame=main"
                }
            ],
            "aliases": [
                "CVE-2021-3308",
                "XSA-360"
            ],
            "risk_score": 1.5,
            "exploitability": "0.5",
            "weighted_severity": "3.0",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-1wgc-r96w-7kg9"
        }
    ],
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/xen@4.14.1-r2%3Farch=x86_64&distroversion=v3.14&reponame=main"
}