utilitify prior to 1.0.3 allows modification of object properties. The merge method could be tricked into adding or modifying properties of the Object.prototype.
{
"github_reviewed_at": "2021-05-03T18:04:07Z",
"nvd_published_at": "2020-03-11T23:15:00Z",
"cwe_ids": [
"CWE-1321",
"CWE-915"
],
"severity": "HIGH",
"github_reviewed": true
}