Versions of node.extend before 1.1.7 or 2.0.1 are vulnerable to prototype pollution.
Update to version 1.1.7, 2.0.1 or later.
{
"nvd_published_at": null,
"severity": "CRITICAL",
"github_reviewed_at": "2020-06-16T21:54:07Z",
"github_reviewed": true,
"cwe_ids": [
"CWE-400"
]
}