CVE-2026-50554 Note Mark: Unauthenticated disclosure of soft-deleted note metadata via deleted=true on public books in note-mark

Note Mark is an open-source note-taking application. Prior to version 0.19.5, GET /api/books/bookID/notes is an unauthenticated endpoint that accepts a "deleted" query parameter. When the request is ?deleted=true, the service runs the query with Unscoped bypassing GORM's soft-delete scope but kee...