CVE-2026-71280 go-shiori Server-Side Request Forgery via Unrestricted Bookmark URL Fetch

go-shiori's DownloadBookmark internal/core/download.go fetches a caller-supplied bookmark URL using a plain http.Client with no custom DialContext or destination-IP validation no IsLoopback, IsPrivate, IsUnspecified, or IsLinkLocalUnicast checks. An authenticated user creating or updating a...