Lookup for vulnerable packages by Package URL.

GET /api/packages/374690?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/374690?format=api",
    "purl": "pkg:alpm/archlinux/avahi@0.8%2B22%2Bgfd482a7-3",
    "type": "alpm",
    "namespace": "archlinux",
    "name": "avahi",
    "version": "0.8+22+gfd482a7-3",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": "1:0.8+r127+g55d783d-1",
    "latest_non_vulnerable_version": "1:0.8+r127+g55d783d-1",
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/80528?format=api",
            "vulnerability_id": "VCID-rpzc-ryw1-p7e5",
            "summary": "avahi: Local DoS by event-busy-loop from writing long lines to /run/avahi-daemon/socket",
            "references": [
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3468.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.2",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        }
                    ],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3468.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3468",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.0003",
                            "scoring_system": "epss",
                            "scoring_elements": "0.08621",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.0003",
                            "scoring_system": "epss",
                            "scoring_elements": "0.08682",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.0003",
                            "scoring_system": "epss",
                            "scoring_elements": "0.08695",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.0003",
                            "scoring_system": "epss",
                            "scoring_elements": "0.08719",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.0003",
                            "scoring_system": "epss",
                            "scoring_elements": "0.08647",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.0003",
                            "scoring_system": "epss",
                            "scoring_elements": "0.08697",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.0003",
                            "scoring_system": "epss",
                            "scoring_elements": "0.08617",
                            "published_at": "2026-04-07T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3468"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3468",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3468"
                },
                {
                    "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.2",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        }
                    ],
                    "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1939614",
                    "reference_id": "1939614",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1939614"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=984938",
                    "reference_id": "984938",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=984938"
                },
                {
                    "reference_url": "https://security.archlinux.org/AVG-1742",
                    "reference_id": "AVG-1742",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "Low",
                            "scoring_system": "archlinux",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://security.archlinux.org/AVG-1742"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2023:6707",
                    "reference_id": "RHSA-2023:6707",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2023:6707"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2023:7836",
                    "reference_id": "RHSA-2023:7836",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2023:7836"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2024:0418",
                    "reference_id": "RHSA-2024:0418",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2024:0418"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2024:0576",
                    "reference_id": "RHSA-2024:0576",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2024:0576"
                },
                {
                    "reference_url": "https://usn.ubuntu.com/5008-1/",
                    "reference_id": "USN-5008-1",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://usn.ubuntu.com/5008-1/"
                },
                {
                    "reference_url": "https://usn.ubuntu.com/5008-2/",
                    "reference_id": "USN-5008-2",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://usn.ubuntu.com/5008-2/"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/374691?format=api",
                    "purl": "pkg:alpm/archlinux/avahi@1:0.8%2Br127%2Bg55d783d-1",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/avahi@1:0.8%252Br127%252Bg55d783d-1"
                }
            ],
            "aliases": [
                "CVE-2021-3468"
            ],
            "risk_score": 2.8,
            "exploitability": "0.5",
            "weighted_severity": "5.6",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-rpzc-ryw1-p7e5"
        }
    ],
    "fixing_vulnerabilities": [],
    "risk_score": "2.8",
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/avahi@0.8%252B22%252Bgfd482a7-3"
}