GET

Package Instance

Lookup for vulnerable packages by Package URL.

GET /api/packages/391011?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/391011?format=api",
    "purl": "pkg:apk/alpine/ytnef@1.9.3-r1?arch=armhf&distroversion=v3.15&reponame=community",
    "type": "apk",
    "namespace": "alpine",
    "name": "ytnef",
    "version": "1.9.3-r1",
    "qualifiers": {
        "arch": "armhf",
        "distroversion": "v3.15",
        "reponame": "community"
    },
    "subpath": "",
    "is_vulnerable": false,
    "next_non_vulnerable_version": null,
    "latest_non_vulnerable_version": null,
    "affected_by_vulnerabilities": [],
    "fixing_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/57207?format=api",
            "vulnerability_id": "VCID-4vcd-yfbf-2bew",
            "summary": "Multiple vulnerabilities have been discovered in ytnef, the worst of which could potentially lead to remote code execution.",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3404",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83995",
                            "published_at": "2026-04-29T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83861",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83875",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83891",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83893",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83917",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83923",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83939",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83933",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.8393",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83954",
                            "published_at": "2026-04-16T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83955",
                            "published_at": "2026-04-18T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83956",
                            "published_at": "2026-04-21T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83982",
                            "published_at": "2026-04-24T12:55:00Z"
                        },
                        {
                            "value": "0.02066",
                            "scoring_system": "epss",
                            "scoring_elements": "0.8399",
                            "published_at": "2026-04-26T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3404"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3404",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3404"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982596",
                    "reference_id": "982596",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982596"
                },
                {
                    "reference_url": "https://security.archlinux.org/AVG-1552",
                    "reference_id": "AVG-1552",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "Medium",
                            "scoring_system": "archlinux",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://security.archlinux.org/AVG-1552"
                },
                {
                    "reference_url": "https://security.gentoo.org/glsa/202405-24",
                    "reference_id": "GLSA-202405-24",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://security.gentoo.org/glsa/202405-24"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/391011?format=api",
                    "purl": "pkg:apk/alpine/ytnef@1.9.3-r1?arch=armhf&distroversion=v3.15&reponame=community",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/ytnef@1.9.3-r1%3Farch=armhf&distroversion=v3.15&reponame=community"
                }
            ],
            "aliases": [
                "CVE-2021-3404"
            ],
            "risk_score": 3.1,
            "exploitability": "0.5",
            "weighted_severity": "6.2",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-4vcd-yfbf-2bew"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/57206?format=api",
            "vulnerability_id": "VCID-4w5v-t22x-5khp",
            "summary": "Multiple vulnerabilities have been discovered in ytnef, the worst of which could potentially lead to remote code execution.",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3403",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.75584",
                            "published_at": "2026-04-29T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.75448",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.7545",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.75481",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.75462",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.75504",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.75513",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.75533",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.75512",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.75502",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.75544",
                            "published_at": "2026-04-16T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.7555",
                            "published_at": "2026-04-18T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.75537",
                            "published_at": "2026-04-21T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.75575",
                            "published_at": "2026-04-24T12:55:00Z"
                        },
                        {
                            "value": "0.00889",
                            "scoring_system": "epss",
                            "scoring_elements": "0.7558",
                            "published_at": "2026-04-26T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3403"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3403",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3403"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982594",
                    "reference_id": "982594",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982594"
                },
                {
                    "reference_url": "https://security.archlinux.org/AVG-1552",
                    "reference_id": "AVG-1552",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "Medium",
                            "scoring_system": "archlinux",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://security.archlinux.org/AVG-1552"
                },
                {
                    "reference_url": "https://security.gentoo.org/glsa/202405-24",
                    "reference_id": "GLSA-202405-24",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://security.gentoo.org/glsa/202405-24"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/391011?format=api",
                    "purl": "pkg:apk/alpine/ytnef@1.9.3-r1?arch=armhf&distroversion=v3.15&reponame=community",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/ytnef@1.9.3-r1%3Farch=armhf&distroversion=v3.15&reponame=community"
                }
            ],
            "aliases": [
                "CVE-2021-3403"
            ],
            "risk_score": 3.1,
            "exploitability": "0.5",
            "weighted_severity": "6.2",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-4w5v-t22x-5khp"
        }
    ],
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/ytnef@1.9.3-r1%3Farch=armhf&distroversion=v3.15&reponame=community"
}