Lookup for vulnerable packages by Package URL.

GET /api/packages/43157?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/43157?format=api",
    "purl": "pkg:gem/lodash-rails@4.17.21",
    "type": "gem",
    "namespace": "",
    "name": "lodash-rails",
    "version": "4.17.21",
    "qualifiers": {},
    "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/12011?format=api",
            "vulnerability_id": "VCID-e3y9-r7uz-pkfg",
            "summary": "Regular Expression Denial of Service (ReDoS) in lodash\nAll versions of package lodash prior to 4.17.21 are vulnerable to Regular Expression Denial of Service (ReDoS) via the `toNumber`, `trim` and `trimEnd` functions.\n\nSteps to reproduce (provided by reporter Liyuan Chen):\n```js\nvar lo = require('lodash');\n\nfunction build_blank(n) {\nvar ret = \"1\"\nfor (var i = 0; i < n; i++) {\nret += \" \"\n}\nreturn ret + \"1\";\n}\nvar s = build_blank(50000) var time0 = Date.now();\nlo.trim(s)\nvar time_cost0 = Date.now() - time0;\nconsole.log(\"time_cost0: \" + time_cost0);\nvar time1 = Date.now();\nlo.toNumber(s) var time_cost1 = Date.now() - time1;\nconsole.log(\"time_cost1: \" + time_cost1);\nvar time2 = Date.now();\nlo.trimEnd(s);\nvar time_cost2 = Date.now() - time2;\nconsole.log(\"time_cost2: \" + time_cost2);\n```",
            "references": [
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-28500.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        }
                    ],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-28500.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2020-28500",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00245",
                            "scoring_system": "epss",
                            "scoring_elements": "0.47622",
                            "published_at": "2026-05-05T12:55:00Z"
                        },
                        {
                            "value": "0.00245",
                            "scoring_system": "epss",
                            "scoring_elements": "0.4775",
                            "published_at": "2026-04-24T12:55:00Z"
                        },
                        {
                            "value": "0.00245",
                            "scoring_system": "epss",
                            "scoring_elements": "0.47815",
                            "published_at": "2026-04-18T12:55:00Z"
                        },
                        {
                            "value": "0.00245",
                            "scoring_system": "epss",
                            "scoring_elements": "0.47823",
                            "published_at": "2026-04-16T12:55:00Z"
                        },
                        {
                            "value": "0.00245",
                            "scoring_system": "epss",
                            "scoring_elements": "0.47768",
                            "published_at": "2026-04-21T12:55:00Z"
                        },
                        {
                            "value": "0.00245",
                            "scoring_system": "epss",
                            "scoring_elements": "0.47758",
                            "published_at": "2026-04-26T12:55:00Z"
                        },
                        {
                            "value": "0.00245",
                            "scoring_system": "epss",
                            "scoring_elements": "0.47782",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.00245",
                            "scoring_system": "epss",
                            "scoring_elements": "0.47761",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.00245",
                            "scoring_system": "epss",
                            "scoring_elements": "0.47757",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.00245",
                            "scoring_system": "epss",
                            "scoring_elements": "0.47706",
                            "published_at": "2026-04-29T12:55:00Z"
                        },
                        {
                            "value": "0.00245",
                            "scoring_system": "epss",
                            "scoring_elements": "0.47737",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.00245",
                            "scoring_system": "epss",
                            "scoring_elements": "0.47699",
                            "published_at": "2026-04-01T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2020-28500"
                },
                {
                    "reference_url": "https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28500",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28500"
                },
                {
                    "reference_url": "https://github.com/github/advisory-database/pull/6139",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/github/advisory-database/pull/6139"
                },
                {
                    "reference_url": "https://github.com/lodash/lodash",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/lodash/lodash"
                },
                {
                    "reference_url": "https://github.com/lodash/lodash/blob/npm/trimEnd.js%23L8",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/lodash/lodash/blob/npm/trimEnd.js%23L8"
                },
                {
                    "reference_url": "https://github.com/lodash/lodash/commit/c4847ebe7d14540bb28a8b932a9ce1b9ecbfee1a",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/lodash/lodash/commit/c4847ebe7d14540bb28a8b932a9ce1b9ecbfee1a"
                },
                {
                    "reference_url": "https://github.com/lodash/lodash/pull/5065",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/lodash/lodash/pull/5065"
                },
                {
                    "reference_url": "https://github.com/lodash/lodash/pull/5065/commits/02906b8191d3c100c193fe6f7b27d1c40f200bb7",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/lodash/lodash/pull/5065/commits/02906b8191d3c100c193fe6f7b27d1c40f200bb7"
                },
                {
                    "reference_url": "https://security.netapp.com/advisory/ntap-20210312-0006",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://security.netapp.com/advisory/ntap-20210312-0006"
                },
                {
                    "reference_url": "https://snyk.io/vuln/SNYK-JAVA-ORGFUJIONWEBJARS-1074896",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://snyk.io/vuln/SNYK-JAVA-ORGFUJIONWEBJARS-1074896"
                },
                {
                    "reference_url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1074894",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1074894"
                },
                {
                    "reference_url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1074892",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1074892"
                },
                {
                    "reference_url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBLODASH-1074895",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBLODASH-1074895"
                },
                {
                    "reference_url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1074893",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1074893"
                },
                {
                    "reference_url": "https://snyk.io/vuln/SNYK-JS-LODASH-1018905",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://snyk.io/vuln/SNYK-JS-LODASH-1018905"
                },
                {
                    "reference_url": "https://www.oracle.com/security-alerts/cpujan2022.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://www.oracle.com/security-alerts/cpujan2022.html"
                },
                {
                    "reference_url": "https://www.oracle.com//security-alerts/cpujul2021.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://www.oracle.com//security-alerts/cpujul2021.html"
                },
                {
                    "reference_url": "https://www.oracle.com/security-alerts/cpujul2022.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://www.oracle.com/security-alerts/cpujul2022.html"
                },
                {
                    "reference_url": "https://www.oracle.com/security-alerts/cpuoct2021.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://www.oracle.com/security-alerts/cpuoct2021.html"
                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1928954",
                    "reference_id": "1928954",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1928954"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=985086",
                    "reference_id": "985086",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=985086"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2020-28500",
                    "reference_id": "CVE-2020-28500",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-28500"
                },
                {
                    "reference_url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/lodash-rails/CVE-2020-28500.yml",
                    "reference_id": "CVE-2020-28500.YML",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/lodash-rails/CVE-2020-28500.yml"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-29mw-wpgm-hmr9",
                    "reference_id": "GHSA-29mw-wpgm-hmr9",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3",
                            "scoring_elements": ""
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-29mw-wpgm-hmr9"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:2179",
                    "reference_id": "RHSA-2021:2179",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:2179"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:2438",
                    "reference_id": "RHSA-2021:2438",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:2438"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:2543",
                    "reference_id": "RHSA-2021:2543",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:2543"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:3459",
                    "reference_id": "RHSA-2021:3459",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:3459"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2022:6429",
                    "reference_id": "RHSA-2022:6429",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2022:6429"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/43157?format=api",
                    "purl": "pkg:gem/lodash-rails@4.17.21",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/lodash-rails@4.17.21"
                }
            ],
            "aliases": [
                "CVE-2020-28500",
                "GHSA-29mw-wpgm-hmr9"
            ],
            "risk_score": 3.1,
            "exploitability": "0.5",
            "weighted_severity": "6.2",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-e3y9-r7uz-pkfg"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/46527?format=api",
            "vulnerability_id": "VCID-fhw1-4c1k-sfh3",
            "summary": "Command Injection in lodash\n`lodash` versions prior to 4.17.21 are vulnerable to Command Injection via the template function.",
            "references": [
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23337.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
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