Gitea before 1.23.0 allows attackers to add attachments with forbidden file extensions by editing an attachment name via an attachment API.
{
"severity": "HIGH",
"github_reviewed_at": "2025-12-26T19:12:02Z",
"cwe_ids": [
"CWE-424"
],
"nvd_published_at": "2025-12-26T03:15:50Z",
"github_reviewed": true
}