Package Instance

HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/71500?format=api",
    "purl": "pkg:npm/mdast-util-to-hast@13.0.0",
    "type": "npm",
    "namespace": "",
    "name": "mdast-util-to-hast",
    "version": "13.0.0",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": "13.2.1",
    "latest_non_vulnerable_version": "13.2.1",
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/21728?format=api",
            "vulnerability_id": "VCID-mqd9-1jwh-kuaq",
            "summary": "mdast-util-to-hast has unsanitized class attribute\nMultiple (unprefixed) classnames could be added in markdown source by using character references.\nThis could make rendered user supplied markdown `code` elements appear like the rest of the page.\nThe following markdown:\n\n````markdown\n```js xss\n```\n````",
            "references": [
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-66400.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:L/A:N"
                        }
                    ],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-66400.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2025-66400",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00086",
                            "scoring_system": "epss",
                            "scoring_elements": "0.24765",
                            "published_at": "2026-05-30T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2025-66400"
                },
                {
                    "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "4.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N"
                        }
                    ],
                    "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
                },
                {
                    "reference_url": "https://github.com/syntax-tree/mdast-util-to-hast",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://github.com/syntax-tree/mdast-util-to-hast"
                },
                {
                    "reference_url": "https://github.com/syntax-tree/mdast-util-to-hast/commit/6fc783ae6abdeb798fd5a68e7f3f21411dde7403",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://github.com/syntax-tree/mdast-util-to-hast/commit/6fc783ae6abdeb798fd5a68e7f3f21411dde7403"
                },
                {
                    "reference_url": "https://github.com/syntax-tree/mdast-util-to-hast/commit/ab3a79570a1afbfa7efef5d4a0cd9b5caafbc5d7",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://github.com/syntax-tree/mdast-util-to-hast/commit/ab3a79570a1afbfa7efef5d4a0cd9b5caafbc5d7"
                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2418157",
                    "reference_id": "2418157",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2418157"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2025-66400",
                    "reference_id": "CVE-2025-66400",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-66400"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-4fh9-h7wg-q85m",
                    "reference_id": "GHSA-4fh9-h7wg-q85m",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-4fh9-h7wg-q85m"
                },
                {
                    "reference_url": "https://github.com/syntax-tree/mdast-util-to-hast/security/advisories/GHSA-4fh9-h7wg-q85m",
                    "reference_id": "GHSA-4fh9-h7wg-q85m",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/syntax-tree/mdast-util-to-hast/security/advisories/GHSA-4fh9-h7wg-q85m"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/71501?format=api",
                    "purl": "pkg:npm/mdast-util-to-hast@13.2.1",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/mdast-util-to-hast@13.2.1"
                }
            ],
            "aliases": [
                "CVE-2025-66400",
                "GHSA-4fh9-h7wg-q85m"
            ],
            "risk_score": 3.1,
            "exploitability": "0.5",
            "weighted_severity": "6.2",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-mqd9-1jwh-kuaq"
        }
    ],
    "fixing_vulnerabilities": [],
    "risk_score": "3.1",
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/mdast-util-to-hast@13.0.0"
}