Stored XSS when using custom URLs.
The problem is fixed in 3.1.0
{
"github_reviewed": true,
"nvd_published_at": "2020-04-16T22:15:00Z",
"github_reviewed_at": "2021-10-08T22:31:21Z",
"cwe_ids": [
"CWE-79"
],
"severity": "MODERATE"
}