Affected versions of negotiator are vulnerable to regular expression denial of service attacks, which trigger upon parsing a specially crafted Accept-Language header value.
Update to version 0.6.1 or later.
{
"nvd_published_at": null,
"github_reviewed": true,
"github_reviewed_at": "2020-06-16T21:22:57Z",
"severity": "HIGH",
"cwe_ids": [
"CWE-400"
]
}