Lookup for vulnerable packages by Package URL.

GET /api/packages/125698?format=api
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Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/125698?format=api",
    "purl": "pkg:rpm/redhat/xen@3.0.3-142.el5_9?arch=1",
    "type": "rpm",
    "namespace": "redhat",
    "name": "xen",
    "version": "3.0.3-142.el5_9",
    "qualifiers": {
        "arch": "1"
    },
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": null,
    "latest_non_vulnerable_version": null,
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/3899?format=api",
            "vulnerability_id": "VCID-n7kw-fq5s-4kdh",
            "summary": "Xen domain builder Out-of-memory due to malicious kernel/ramdisk",
            "references": [
                {
                    "reference_url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091832.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091832.html"
                },
                {
                    "reference_url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091844.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091844.html"
                },
                {
                    "reference_url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092050.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092050.html"
                },
                {
                    "reference_url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00008.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00008.html"
                },
                {
                    "reference_url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00009.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00009.html"
                },
                {
                    "reference_url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html"
                },
                {
                    "reference_url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html"
                },
                {
                    "reference_url": "http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.html"
                },
                {
                    "reference_url": "http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html"
                },
                {
                    "reference_url": "http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html"
                },
                {
                    "reference_url": "http://osvdb.org/86619",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://osvdb.org/86619"
                },
                {
                    "reference_url": "http://rhn.redhat.com/errata/RHSA-2013-0241.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://rhn.redhat.com/errata/RHSA-2013-0241.html"
                },
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2012-4544.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2012-4544.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2012-4544",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25348",
                            "published_at": "2026-05-14T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25546",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25615",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25652",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25419",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25488",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25536",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25547",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25505",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25448",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25453",
                            "published_at": "2026-04-16T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25442",
                            "published_at": "2026-04-18T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25409",
                            "published_at": "2026-04-21T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25372",
                            "published_at": "2026-04-24T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25366",
                            "published_at": "2026-04-26T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.2532",
                            "published_at": "2026-04-29T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25203",
                            "published_at": "2026-05-05T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25269",
                            "published_at": "2026-05-07T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25332",
                            "published_at": "2026-05-09T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25253",
                            "published_at": "2026-05-11T12:55:00Z"
                        },
                        {
                            "value": "0.0009",
                            "scoring_system": "epss",
                            "scoring_elements": "0.25272",
                            "published_at": "2026-05-12T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2012-4544"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-4544",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-4544"
                },
                {
                    "reference_url": "http://secunia.com/advisories/51071",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://secunia.com/advisories/51071"
                },
                {
                    "reference_url": "http://secunia.com/advisories/51324",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://secunia.com/advisories/51324"
                },
                {
                    "reference_url": "http://secunia.com/advisories/51352",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://secunia.com/advisories/51352"
                },
                {
                    "reference_url": "http://secunia.com/advisories/51413",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://secunia.com/advisories/51413"
                },
                {
                    "reference_url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/79617",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/79617"
                },
                {
                    "reference_url": "http://www.debian.org/security/2013/dsa-2636",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.debian.org/security/2013/dsa-2636"
                },
                {
                    "reference_url": "http://www.openwall.com/lists/oss-security/2012/10/26/3",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.openwall.com/lists/oss-security/2012/10/26/3"
                },
                {
                    "reference_url": "http://www.securityfocus.com/bid/56289",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.securityfocus.com/bid/56289"
                },
                {
                    "reference_url": "http://www.securitytracker.com/id?1027699",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.securitytracker.com/id?1027699"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=688125",
                    "reference_id": "688125",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=688125"
                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=870412",
                    "reference_id": "870412",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=870412"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2012-4544",
                    "reference_id": "CVE-2012-4544",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "2.1",
                            "scoring_system": "cvssv2",
                            "scoring_elements": "AV:L/AC:L/Au:N/C:N/I:N/A:P"
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2012-4544"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2013:0241",
                    "reference_id": "RHSA-2013:0241",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2013:0241"
                },
                {
                    "reference_url": "https://xenbits.xen.org/xsa/advisory-25.html",
                    "reference_id": "XSA-25",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://xenbits.xen.org/xsa/advisory-25.html"
                }
            ],
            "fixed_packages": [],
            "aliases": [
                "CVE-2012-4544"
            ],
            "risk_score": 0.9,
            "exploitability": "0.5",
            "weighted_severity": "1.9",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-n7kw-fq5s-4kdh"
        }
    ],
    "fixing_vulnerabilities": [],
    "risk_score": "0.9",
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/xen@3.0.3-142.el5_9%3Farch=1"
}