ServiceStack before 5.9.2 mishandles JWT signature verification unless an application has a custom ValidateToken function that establishes a valid minimum length for a signature.
{ "nvd_published_at": "2020-11-02T21:15:00Z", "cwe_ids": [ "CWE-347" ], "severity": "MODERATE", "github_reviewed": true, "github_reviewed_at": "2021-01-13T19:12:58Z" }