minimist before 1.2.2 could be tricked into adding or modifying properties of Object.prototype using a "constructor" or "__proto__" payload.

{
                    "product": "minimist",
                    "vendor": "n/a",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "All versions prior to version 1.2.2"
                        }
                    ]
                }