lib/utils.js in mquery before 3.2.3 allows a pollution attack because a special property (e.g., proto) can be copied during a merge or clone operation.
{
"nvd_published_at": null,
"github_reviewed_at": "2020-12-17T22:54:00Z",
"github_reviewed": true,
"cwe_ids": [
"CWE-94"
],
"severity": "MODERATE"
}