A vulnerability classified as problematic has been found in Fastschema up to 0.15.1. Affected by this issue is the function pkg/rclonefs/base.go.PutMultipart of the file pkg/rclonefs/base.go of the component File Upload. This manipulation causes cross site scripting.

This vulnerability is handled as CVE-2026-72583. The attack can be initiated remotely. There is not any exploit available.