Lookup for vulnerable packages by Package URL.

GET /api/packages/213775?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/213775?format=api",
    "purl": "pkg:npm/is-my-json-valid@1.3.4",
    "type": "npm",
    "namespace": "",
    "name": "is-my-json-valid",
    "version": "1.3.4",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": "2.17.2",
    "latest_non_vulnerable_version": "2.17.2",
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/41970?format=api",
            "vulnerability_id": "VCID-4mdt-6t8x-6qex",
            "summary": "Uncontrolled Resource Consumption\nIt was discovered that the is-my-json-valid JavaScript library used an inefficient regular expression to validate JSON fields defined to have email format. A specially crafted JSON file could cause it to consume an excessive amount of CPU time when validated.",
            "references": [
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-1107.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.0/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-2018-1107.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2018-1107",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00255",
                            "scoring_system": "epss",
                            "scoring_elements": "0.49083",
                            "published_at": "2026-06-09T12:55:00Z"
                        },
                        {
                            "value": "0.00255",
                            "scoring_system": "epss",
                            "scoring_elements": "0.49117",
                            "published_at": "2026-06-06T12:55:00Z"
                        },
                        {
                            "value": "0.00255",
                            "scoring_system": "epss",
                            "scoring_elements": "0.49071",
                            "published_at": "2026-06-08T12:55:00Z"
                        },
                        {
                            "value": "0.00255",
                            "scoring_system": "epss",
                            "scoring_elements": "0.491",
                            "published_at": "2026-06-07T12:55:00Z"
                        },
                        {
                            "value": "0.00255",
                            "scoring_system": "epss",
                            "scoring_elements": "0.49046",
                            "published_at": "2026-06-04T12:55:00Z"
                        },
                        {
                            "value": "0.00255",
                            "scoring_system": "epss",
                            "scoring_elements": "0.49107",
                            "published_at": "2026-06-05T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2018-1107"
                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1546357",
                    "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://bugzilla.redhat.com/show_bug.cgi?id=1546357"
                },
                {
                    "reference_url": "https://github.com/mafintosh/is-my-json-valid/commit/b3051b277f7caa08cd2edc6f74f50aeda65d2976",
                    "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/mafintosh/is-my-json-valid/commit/b3051b277f7caa08cd2edc6f74f50aeda65d2976"
                },
                {
                    "reference_url": "https://github.com/mafintosh/is-my-json-valid/pull/159",
                    "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/mafintosh/is-my-json-valid/pull/159"
                },
                {
                    "reference_url": "https://snyk.io/vuln/npm:is-my-json-valid:20180214",
                    "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/npm:is-my-json-valid:20180214"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2018-1107",
                    "reference_id": "CVE-2018-1107",
                    "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-2018-1107"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-4hpf-3wq7-5rpr",
                    "reference_id": "GHSA-4hpf-3wq7-5rpr",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-4hpf-3wq7-5rpr"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:3917",
                    "reference_id": "RHSA-2021:3917",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:3917"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/59987?format=api",
                    "purl": "pkg:npm/is-my-json-valid@1.4.1",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-65pq-esdv-2ues"
                        },
                        {
                            "vulnerability": "VCID-r8p2-z3e4-pqf7"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/is-my-json-valid@1.4.1"
                },
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/140314?format=api",
                    "purl": "pkg:npm/is-my-json-valid@2.17.2",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/is-my-json-valid@2.17.2"
                }
            ],
            "aliases": [
                "CVE-2018-1107",
                "GHSA-4hpf-3wq7-5rpr"
            ],
            "risk_score": 3.1,
            "exploitability": "0.5",
            "weighted_severity": "6.2",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-4mdt-6t8x-6qex"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/30527?format=api",
            "vulnerability_id": "VCID-65pq-esdv-2ues",
            "summary": "Regular Expression Denial of Service\nIt is possible to block the event loop when specially crafted user input is allowed into a validator using the `utc-millisec` format.\n\n\"The Regular expression Denial of Service (ReDoS) is a Denial of Service attack, that exploits the fact that most Regular Expression implementations may reach extreme situations that cause them to work very slowly (exponentially related to input size). An attacker can then cause a program using a Regular Expression to enter these extreme situations and then hang for a very long time.\" [1]",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2016-2537",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00499",
                            "scoring_system": "epss",
                            "scoring_elements": "0.66252",
                            "published_at": "2026-06-04T12:55:00Z"
                        },
                        {
                            "value": "0.00499",
                            "scoring_system": "epss",
                            "scoring_elements": "0.66301",
                            "published_at": "2026-06-09T12:55:00Z"
                        },
                        {
                            "value": "0.00499",
                            "scoring_system": "epss",
                            "scoring_elements": "0.66282",
                            "published_at": "2026-06-08T12:55:00Z"
                        },
                        {
                            "value": "0.00499",
                            "scoring_system": "epss",
                            "scoring_elements": "0.66296",
                            "published_at": "2026-06-07T12:55:00Z"
                        },
                        {
                            "value": "0.00499",
                            "scoring_system": "epss",
                            "scoring_elements": "0.66312",
                            "published_at": "2026-06-06T12:55:00Z"
                        },
                        {
                            "value": "0.00499",
                            "scoring_system": "epss",
                            "scoring_elements": "0.66303",
                            "published_at": "2026-06-05T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2016-2537"
                },
                {
                    "reference_url": "https://github.com/github/advisory-database/pull/4850",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/github/advisory-database/pull/4850"
                },
                {
                    "reference_url": "https://github.com/mafintosh/is-my-json-valid",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/mafintosh/is-my-json-valid"
                },
                {
                    "reference_url": "https://github.com/mafintosh/is-my-json-valid/commit/b3051b277f7caa08cd2edc6f74f50aeda65d2976",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/mafintosh/is-my-json-valid/commit/b3051b277f7caa08cd2edc6f74f50aeda65d2976"
                },
                {
                    "reference_url": "https://github.com/mafintosh/is-my-json-valid/commit/eca4beb21e61877d76fdf6bea771f72f39544d9b",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/mafintosh/is-my-json-valid/commit/eca4beb21e61877d76fdf6bea771f72f39544d9b"
                },
                {
                    "reference_url": "https://github.com/mafintosh/is-my-json-valid/pull/159",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/mafintosh/is-my-json-valid/pull/159"
                },
                {
                    "reference_url": "https://hackerone.com/reports/317548",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://hackerone.com/reports/317548"
                },
                {
                    "reference_url": "https://www.npmjs.com/advisories/572",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://www.npmjs.com/advisories/572"
                },
                {
                    "reference_url": "https://www.npmjs.com/advisories/76",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://www.npmjs.com/advisories/76"
                },
                {
                    "reference_url": "https://www.owasp.org/index.php/Regular_expression_Denial_of_Service_-_ReDoS",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://www.owasp.org/index.php/Regular_expression_Denial_of_Service_-_ReDoS"
                },
                {
                    "reference_url": "https://github.com/nodejs/security-wg/blob/main/vuln/npm/76.json",
                    "reference_id": "76",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/nodejs/security-wg/blob/main/vuln/npm/76.json"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2016-2537",
                    "reference_id": "CVE-2016-2537",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-2537"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-f522-ffg8-j8r6",
                    "reference_id": "GHSA-f522-ffg8-j8r6",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-f522-ffg8-j8r6"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/6561?format=api",
                    "purl": "pkg:npm/is-my-json-valid@2.12.4",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-4mdt-6t8x-6qex"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/is-my-json-valid@2.12.4"
                }
            ],
            "aliases": [
                "CVE-2016-2537",
                "GHSA-f522-ffg8-j8r6"
            ],
            "risk_score": 4.0,
            "exploitability": "0.5",
            "weighted_severity": "8.0",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-65pq-esdv-2ues"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/108650?format=api",
            "vulnerability_id": "VCID-r8p2-z3e4-pqf7",
            "summary": "Moderate severity vulnerability that affects is-my-json-valid\nWithdrawn, accidental duplicate publish.\n\nThe is-my-json-valid package before 2.12.4 for Node.js has an incorrect exports['utc-millisec'] regular expression, which allows remote attackers to cause a denial of service (blocked event loop) via a crafted string.",
            "references": [
                {
                    "reference_url": "https://github.com/advisories/GHSA-ccq6-3qx5-vmqx",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-ccq6-3qx5-vmqx"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2016-2537",
                    "reference_id": "CVE-2016-2537",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-2537"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/6561?format=api",
                    "purl": "pkg:npm/is-my-json-valid@2.12.4",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-4mdt-6t8x-6qex"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/is-my-json-valid@2.12.4"
                }
            ],
            "aliases": [
                "GHSA-ccq6-3qx5-vmqx"
            ],
            "risk_score": 3.1,
            "exploitability": "0.5",
            "weighted_severity": "6.2",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-r8p2-z3e4-pqf7"
        }
    ],
    "fixing_vulnerabilities": [],
    "risk_score": "4.0",
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/is-my-json-valid@1.3.4"
}