repo/setting.go in Gitea before 1.7.6 and 1.8.x before 1.8-RC3 does not validate the form.MirrorAddress before calling SaveAddress.
github.com/go-gitea/gitea/models
{
"nvd_published_at": null,
"severity": "HIGH",
"github_reviewed": true,
"cwe_ids": [
"CWE-20"
],
"github_reviewed_at": "2021-05-12T18:07:46Z"
}