qs.stringify with allowEmptyArrays does not encode the keys of empty arrays, allowing query string parameter injection

{
                    "vendor": "ljharb",
                    "product": "qs",
                    "collectionURL": "https://npmjs.com/qs",
                    "packageName": "qs",
                    "repo": "https://github.com/ljharb/qs",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "6.12.0",
                            "lessThan": "6.12.6",
                            "versionType": "semver"
                        },
                        {
                            "status": "affected",
                            "version": "6.13.0",
                            "lessThan": "6.13.4",
                            "versionType": "semver"
                        },
                        {
                            "status": "affected",
                            "version": "6.14.0",
                            "lessThan": "6.14.3",
                            "versionType": "semver"
                        },
                        {
                            "status": "affected",
                            "version": "6.15.0",
                            "lessThan": "6.15.4",
                            "versionType": "semver"
                        },
                        {
                            "status": "affected",
                            "version": "6.16.0",
                            "lessThan": "6.16.2",
                            "versionType": "semver"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }