SiYuan: Cross-Site WebSocket Hijacking on the admin-only network proxy endpoint (`/ws/network/proxy`) via explicit `CheckOrigin: true` bypass

High Package gomod github.com/siyuan-note/siyuan/kernel Affected versions 3.7.3 Patched versions none yet — leave blank until a fix is released Description Summary /ws/network/proxy is an admin-only WebSocket forward-proxy endpoint target URL and headers fully attacker-specifiable via query...