The package handlebars before 4.7.7 are vulnerable to Prototype Pollution when selecting certain compiling options to compile templates coming from an untrusted source.
{
"nvd_published_at": "2021-05-04T09:15:00Z",
"severity": "CRITICAL",
"github_reviewed_at": "2021-05-19T21:17:59Z",
"github_reviewed": true,
"cwe_ids": [
"CWE-1321"
]
}