Next.js 7.0.0 and 7.0.1 has XSS via the 404 or 500 /_error page.
{ "cwe_ids": [ "CWE-79" ], "github_reviewed": true, "github_reviewed_at": "2020-06-16T21:53:04Z", "nvd_published_at": null, "severity": "MODERATE" }
"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2018/10/GHSA-qw96-mm2g-c8m7/GHSA-qw96-mm2g-c8m7.json"