Lookup for vulnerable packages by Package URL.

GET /api/packages/123860?format=api
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{
    "url": "http://public2.vulnerablecode.io/api/packages/123860?format=api",
    "purl": "pkg:rpm/redhat/ruby193-ruby@1.9.3.448-40?arch=el6",
    "type": "rpm",
    "namespace": "redhat",
    "name": "ruby193-ruby",
    "version": "1.9.3.448-40",
    "qualifiers": {
        "arch": "el6"
    },
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": null,
    "latest_non_vulnerable_version": null,
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/6862?format=api",
            "vulnerability_id": "VCID-k2ga-fgvp-5qc7",
            "summary": "Cryptographic Issues\nAlgorithmic complexity vulnerability in Gem::Version::VERSION_PATTERN in lib/rubygems/version.rb in RubyGems allows remote attackers to cause a denial of service (CPU consumption) via a crafted gem version that triggers a large amount of backtracking in a regular expression.",
            "references": [
                {
                    "reference_url": "http://rhn.redhat.com/errata/RHSA-2013-1427.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "http://rhn.redhat.com/errata/RHSA-2013-1427.html"
                },
                {
                    "reference_url": "http://rhn.redhat.com/errata/RHSA-2013-1441.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
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                },
                {
                    "reference_url": "http://rhn.redhat.com/errata/RHSA-2013-1523.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "http://rhn.redhat.com/errata/RHSA-2013-1523.html"
                },
                {
                    "reference_url": "http://rhn.redhat.com/errata/RHSA-2013-1852.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "http://rhn.redhat.com/errata/RHSA-2013-1852.html"
                },
                {
                    "reference_url": "http://rhn.redhat.com/errata/RHSA-2014-0207.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "http://rhn.redhat.com/errata/RHSA-2014-0207.html"
                },
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2013-4287.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2013-4287.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2013-4287",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.02017",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83774",
                            "published_at": "2026-04-21T12:55:00Z"
                        },
                        {
                            "value": "0.02017",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83673",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.02017",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83686",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.02017",
                            "scoring_system": "epss",
                            "scoring_elements": "0.837",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.02017",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83703",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.02017",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83726",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.02017",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83733",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.02017",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83749",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.02017",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83743",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.02017",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83738",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.02017",
                            "scoring_system": "epss",
                            "scoring_elements": "0.83773",
                            "published_at": "2026-04-18T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2013-4287"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4287",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4287"
                },
                {
                    "reference_url": "http://secunia.com/advisories/55381",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://secunia.com/advisories/55381"
                },
                {
                    "reference_url": "https://github.com/rubygems/rubygems/blob/03a074e8838683f45611b119fd8f363aa44fe2fd/CHANGELOG.md",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/rubygems/rubygems/blob/03a074e8838683f45611b119fd8f363aa44fe2fd/CHANGELOG.md"
                },
                {
                    "reference_url": "https://github.com/rubygems/rubygems/commit/938a7e31ac73655845ab9045629ff3f580a125da",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/rubygems/rubygems/commit/938a7e31ac73655845ab9045629ff3f580a125da"
                },
                {
                    "reference_url": "https://github.com/rubygems/rubygems/commit/b697536f2455e8c8853cf5cf8a1017a36031ed67",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/rubygems/rubygems/commit/b697536f2455e8c8853cf5cf8a1017a36031ed67"
                },
                {
                    "reference_url": "https://github.com/rubygems/rubygems/commit/b9baec03145aed684d1cd3c87dcac3cc06becd9b",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/rubygems/rubygems/commit/b9baec03145aed684d1cd3c87dcac3cc06becd9b"
                },
                {
                    "reference_url": "https://github.com/rubygems/rubygems/commit/ed733bc379d75620f5be4213f89d1d7b38be3191",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/rubygems/rubygems/commit/ed733bc379d75620f5be4213f89d1d7b38be3191"
                },
                {
                    "reference_url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rubygems-update/CVE-2013-4287.yml",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rubygems-update/CVE-2013-4287.yml"
                },
                {
                    "reference_url": "https://web.archive.org/web/20160806152839/https://puppet.com/security/cve/cve-2013-4287",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://web.archive.org/web/20160806152839/https://puppet.com/security/cve/cve-2013-4287"
                },
                {
                    "reference_url": "http://www.openwall.com/lists/oss-security/2013/09/10/1",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "http://www.openwall.com/lists/oss-security/2013/09/10/1"
                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1002364",
                    "reference_id": "1002364",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1002364"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=722361",
                    "reference_id": "722361",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=722361"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2013-4287",
                    "reference_id": "CVE-2013-4287",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2013-4287"
                },
                {
                    "reference_url": "https://puppet.com/security/cve/cve-2013-4287",
                    "reference_id": "CVE-2013-4287",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://puppet.com/security/cve/cve-2013-4287"
                },
                {
                    "reference_url": "https://web.archive.org/web/20160806152839/https://puppet.com/security/cve/cve-2013-4287/",
                    "reference_id": "CVE-2013-4287",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://web.archive.org/web/20160806152839/https://puppet.com/security/cve/cve-2013-4287/"
                },
                {
                    "reference_url": "http://blog.rubygems.org/2013/09/09/CVE-2013-4287.html",
                    "reference_id": "CVE-2013-4287.HTML",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "http://blog.rubygems.org/2013/09/09/CVE-2013-4287.html"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-9j7m-rjqx-48vh",
                    "reference_id": "GHSA-9j7m-rjqx-48vh",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
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                    ],
                    "url": "https://github.com/advisories/GHSA-9j7m-rjqx-48vh"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2013:1427",
                    "reference_id": "RHSA-2013:1427",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2013:1427"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2013:1441",
                    "reference_id": "RHSA-2013:1441",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2013:1441"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2013:1523",
                    "reference_id": "RHSA-2013:1523",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2013:1523"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2013:1852",
                    "reference_id": "RHSA-2013:1852",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2013:1852"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2014:0207",
                    "reference_id": "RHSA-2014:0207",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2014:0207"
                }
            ],
            "fixed_packages": [],
            "aliases": [
                "CVE-2013-4287",
                "GHSA-9j7m-rjqx-48vh",
                "OSV-97163"
            ],
            "risk_score": 3.1,
            "exploitability": "0.5",
            "weighted_severity": "6.2",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-k2ga-fgvp-5qc7"
        }
    ],
    "fixing_vulnerabilities": [],
    "risk_score": "3.1",
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/ruby193-ruby@1.9.3.448-40%3Farch=el6"
}