Gitea 1.12.x and 1.13.x before 1.13.4 allows XSS via certain issue data in some situations.
{ "nvd_published_at": "2021-03-15T06:15:00Z", "cwe_ids": [ "CWE-79" ], "severity": "MODERATE", "github_reviewed": true, "github_reviewed_at": "2021-09-27T19:23:33Z" }