Lookup for vulnerable packages by Package URL.

Purlpkg:npm/mdast-util-to-hast@13.0.0
Typenpm
Namespace
Namemdast-util-to-hast
Version13.0.0
Qualifiers
Subpath
Is_vulnerabletrue
Next_non_vulnerable_version13.2.1
Latest_non_vulnerable_version13.2.1
Affected_by_vulnerabilities
0
url VCID-t19h-xyus-eqba
vulnerability_id VCID-t19h-xyus-eqba
summary
mdast-util-to-hast has unsanitized class attribute
Multiple (unprefixed) classnames could be added in markdown source by using character references.
This could make rendered user supplied markdown `code` elements appear like the rest of the page.
The following markdown:

````markdown
```js xss
```
````
references
0
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
1
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
2
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
3
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
4
reference_url https://github.com/advisories/GHSA-4fh9-h7wg-q85m
reference_id GHSA-4fh9-h7wg-q85m
reference_type
scores
url https://github.com/advisories/GHSA-4fh9-h7wg-q85m
5
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
url https://github.com/syntax-tree/mdast-util-to-hast/security/advisories/GHSA-4fh9-h7wg-q85m
fixed_packages
0
url pkg:npm/mdast-util-to-hast@13.2.1
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 null
exploitability null
weighted_severity null
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-t19h-xyus-eqba
Fixing_vulnerabilities
Risk_scorenull
Resource_urlhttp://public2.vulnerablecode.io/packages/pkg:npm/mdast-util-to-hast@13.0.0