Lookup for vulnerable packages by Package URL.

GET /api/packages/374393?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/374393?format=api",
    "purl": "pkg:alpm/archlinux/libxml2@2.9.5%2B6%2Bg07e227ed-1",
    "type": "alpm",
    "namespace": "archlinux",
    "name": "libxml2",
    "version": "2.9.5+6+g07e227ed-1",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": "2.9.6+3+g5af594d8-1",
    "latest_non_vulnerable_version": "2.9.14-1",
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/8947?format=api",
            "vulnerability_id": "VCID-wc4g-sxyq-ubcd",
            "summary": "Allocation of Resources Without Limits or Throttling\nThe xz_head function in xzlib.c in libxml2 allows remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required for a legitimate file.",
            "references": [
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-18258.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "3.5",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L"
                        }
                    ],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-18258.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2017-18258",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.0079",
                            "scoring_system": "epss",
                            "scoring_elements": "0.73914",
                            "published_at": "2026-04-16T12:55:00Z"
                        },
                        {
                            "value": "0.0079",
                            "scoring_system": "epss",
                            "scoring_elements": "0.73872",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.0079",
                            "scoring_system": "epss",
                            "scoring_elements": "0.73824",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.0079",
                            "scoring_system": "epss",
                            "scoring_elements": "0.7388",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.0079",
                            "scoring_system": "epss",
                            "scoring_elements": "0.73898",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.0079",
                            "scoring_system": "epss",
                            "scoring_elements": "0.73876",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.0079",
                            "scoring_system": "epss",
                            "scoring_elements": "0.73863",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.0079",
                            "scoring_system": "epss",
                            "scoring_elements": "0.73829",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.0079",
                            "scoring_system": "epss",
                            "scoring_elements": "0.73858",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.0079",
                            "scoring_system": "epss",
                            "scoring_elements": "0.73833",
                            "published_at": "2026-04-02T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2017-18258"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18258",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18258"
                },
                {
                    "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "3.3",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L"
                        }
                    ],
                    "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
                },
                {
                    "reference_url": "https://git.gnome.org/browse/libxml2/commit/?id=e2a9122b8dde53d320750451e9907a7dcb2ca8bb",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.5",
                            "scoring_system": "cvssv3",
                            "scoring_elements": ""
                        },
                        {
                            "value": "6.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://git.gnome.org/browse/libxml2/commit/?id=e2a9122b8dde53d320750451e9907a7dcb2ca8bb"
                },
                {
                    "reference_url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/nokogiri/CVE-2017-18258.yml",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/nokogiri/CVE-2017-18258.yml"
                },
                {
                    "reference_url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10284",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10284"
                },
                {
                    "reference_url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html"
                },
                {
                    "reference_url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html"
                },
                {
                    "reference_url": "https://security.netapp.com/advisory/ntap-20190719-0001",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://security.netapp.com/advisory/ntap-20190719-0001"
                },
                {
                    "reference_url": "https://security.netapp.com/advisory/ntap-20190719-0001/",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://security.netapp.com/advisory/ntap-20190719-0001/"
                },
                {
                    "reference_url": "https://usn.ubuntu.com/3739-1",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://usn.ubuntu.com/3739-1"
                },
                {
                    "reference_url": "https://usn.ubuntu.com/3739-1/",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://usn.ubuntu.com/3739-1/"
                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1566749",
                    "reference_id": "1566749",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1566749"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=895245",
                    "reference_id": "895245",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=895245"
                },
                {
                    "reference_url": "https://security.archlinux.org/AVG-671",
                    "reference_id": "AVG-671",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "Medium",
                            "scoring_system": "archlinux",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://security.archlinux.org/AVG-671"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2017-18258",
                    "reference_id": "CVE-2017-18258",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-18258"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-882p-jqgm-f45g",
                    "reference_id": "GHSA-882p-jqgm-f45g",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-882p-jqgm-f45g"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2020:1190",
                    "reference_id": "RHSA-2020:1190",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2020:1190"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/374394?format=api",
                    "purl": "pkg:alpm/archlinux/libxml2@2.9.6%2B3%2Bg5af594d8-1",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/libxml2@2.9.6%252B3%252Bg5af594d8-1"
                }
            ],
            "aliases": [
                "CVE-2017-18258",
                "GHSA-882p-jqgm-f45g"
            ],
            "risk_score": 3.1,
            "exploitability": "0.5",
            "weighted_severity": "6.2",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-wc4g-sxyq-ubcd"
        }
    ],
    "fixing_vulnerabilities": [],
    "risk_score": "3.1",
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/libxml2@2.9.5%252B6%252Bg07e227ed-1"
}