Lookup for vulnerable packages by Package URL.

GET /api/packages/530429?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/530429?format=api",
    "purl": "pkg:npm/jsx-slack@4.4.1",
    "type": "npm",
    "namespace": "",
    "name": "jsx-slack",
    "version": "4.4.1",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": "4.5.2",
    "latest_non_vulnerable_version": "4.5.2",
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/207059?format=api",
            "vulnerability_id": "VCID-n7nd-24qv-s3bj",
            "summary": "jsx-slack insufficient patch for CVE-2021-43838 ReDoS",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-43843",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00563",
                            "scoring_system": "epss",
                            "scoring_elements": "0.68914",
                            "published_at": "2026-06-12T12:55:00Z"
                        },
                        {
                            "value": "0.00563",
                            "scoring_system": "epss",
                            "scoring_elements": "0.6882",
                            "published_at": "2026-06-11T12:55:00Z"
                        },
                        {
                            "value": "0.00563",
                            "scoring_system": "epss",
                            "scoring_elements": "0.68923",
                            "published_at": "2026-06-14T12:55:00Z"
                        },
                        {
                            "value": "0.00563",
                            "scoring_system": "epss",
                            "scoring_elements": "0.68926",
                            "published_at": "2026-06-13T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-43843"
                },
                {
                    "reference_url": "https://github.com/yhatt/jsx-slack/commit/46bc88391d89d5fda4ce689e18ca080bcdd29ecc",
                    "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/yhatt/jsx-slack/commit/46bc88391d89d5fda4ce689e18ca080bcdd29ecc"
                },
                {
                    "reference_url": "https://github.com/yhatt/jsx-slack/releases/tag/v4.5.2",
                    "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/yhatt/jsx-slack/releases/tag/v4.5.2"
                },
                {
                    "reference_url": "https://github.com/yhatt/jsx-slack/security",
                    "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/yhatt/jsx-slack/security"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-43843",
                    "reference_id": "CVE-2021-43843",
                    "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-2021-43843"
                },
                {
                    "reference_url": "https://github.com/yhatt/jsx-slack/security/advisories/GHSA-55xv-f85c-248q",
                    "reference_id": "GHSA-55xv-f85c-248q",
                    "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/yhatt/jsx-slack/security/advisories/GHSA-55xv-f85c-248q"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-hp68-xhvj-x6j6",
                    "reference_id": "GHSA-hp68-xhvj-x6j6",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-hp68-xhvj-x6j6"
                },
                {
                    "reference_url": "https://github.com/yhatt/jsx-slack/security/advisories/GHSA-hp68-xhvj-x6j6",
                    "reference_id": "GHSA-hp68-xhvj-x6j6",
                    "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": "cvssv3.1_qr",
                            "scoring_elements": ""
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/yhatt/jsx-slack/security/advisories/GHSA-hp68-xhvj-x6j6"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/18437?format=api",
                    "purl": "pkg:npm/jsx-slack@4.5.2",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/jsx-slack@4.5.2"
                }
            ],
            "aliases": [
                "CVE-2021-43843",
                "GHSA-hp68-xhvj-x6j6"
            ],
            "risk_score": 3.1,
            "exploitability": "0.5",
            "weighted_severity": "6.2",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-n7nd-24qv-s3bj"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/207005?format=api",
            "vulnerability_id": "VCID-z7mm-s2ge-67fv",
            "summary": "Regular Expression Denial of Service (ReDoS) in jsx-slack",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-43838",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00334",
                            "scoring_system": "epss",
                            "scoring_elements": "0.56797",
                            "published_at": "2026-06-14T12:55:00Z"
                        },
                        {
                            "value": "0.00334",
                            "scoring_system": "epss",
                            "scoring_elements": "0.56673",
                            "published_at": "2026-06-11T12:55:00Z"
                        },
                        {
                            "value": "0.00334",
                            "scoring_system": "epss",
                            "scoring_elements": "0.56808",
                            "published_at": "2026-06-13T12:55:00Z"
                        },
                        {
                            "value": "0.00334",
                            "scoring_system": "epss",
                            "scoring_elements": "0.56793",
                            "published_at": "2026-06-12T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-43838"
                },
                {
                    "reference_url": "https://github.com/yhatt/jsx-slack",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "3.7",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "LOW",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/yhatt/jsx-slack"
                },
                {
                    "reference_url": "https://github.com/yhatt/jsx-slack/commit/36e4a10405e4c7745333e245fcc5029c02c7065d",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "3.7",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "LOW",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/yhatt/jsx-slack/commit/36e4a10405e4c7745333e245fcc5029c02c7065d"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-43838",
                    "reference_id": "CVE-2021-43838",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "3.7",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "LOW",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-43838"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-55xv-f85c-248q",
                    "reference_id": "GHSA-55xv-f85c-248q",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "LOW",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-55xv-f85c-248q"
                },
                {
                    "reference_url": "https://github.com/yhatt/jsx-slack/security/advisories/GHSA-55xv-f85c-248q",
                    "reference_id": "GHSA-55xv-f85c-248q",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "3.7",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"
                        },
                        {
                            "value": "LOW",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        },
                        {
                            "value": "LOW",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/yhatt/jsx-slack/security/advisories/GHSA-55xv-f85c-248q"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/18393?format=api",
                    "purl": "pkg:npm/jsx-slack@4.5.1",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-n7nd-24qv-s3bj"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/jsx-slack@4.5.1"
                },
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/18437?format=api",
                    "purl": "pkg:npm/jsx-slack@4.5.2",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/jsx-slack@4.5.2"
                }
            ],
            "aliases": [
                "CVE-2021-43838",
                "GHSA-55xv-f85c-248q"
            ],
            "risk_score": 1.6,
            "exploitability": "0.5",
            "weighted_severity": "3.3",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-z7mm-s2ge-67fv"
        }
    ],
    "fixing_vulnerabilities": [],
    "risk_score": "3.1",
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/jsx-slack@4.4.1"
}