diff --git a/frontend/src/components/panels/TerminalPanel.tsx b/frontend/src/components/panels/TerminalPanel.tsx
index 43106bdd..c3f73f7e 100644
--- a/frontend/src/components/panels/TerminalPanel.tsx
+++ b/frontend/src/components/panels/TerminalPanel.tsx
@@ -122,6 +122,7 @@ export const TerminalPanel: React.FC<TerminalPanelProps> = React.memo(({ panel,
   const isCliPanel = !!terminalState?.isCliPanel;
   const [isCliReady, setIsCliReady] = useState(!!terminalState?.isCliReady);
   const isRemoteMode = useConfigStore((state) => state.config?.remoteDaemon?.client.mode === 'remote');
+  const isCliPanelRef = useRef(isCliPanel);
 
   // ptyId for the current PTY behind this panel, delivered via
   // `terminal:ptyReady` when spawned through the ptyHost UtilityProcess.
@@ -148,6 +149,10 @@ export const TerminalPanel: React.FC<TerminalPanelProps> = React.memo(({ panel,
 
   // Sync isCliReady from panel prop when it changes (e.g. backend persisted isCliReady
   // before this component subscribed to the IPC event, or panel state was updated externally)
+  useEffect(() => {
+    isCliPanelRef.current = isCliPanel;
+  }, [isCliPanel]);
+
   useEffect(() => {
     if (terminalState?.isCliReady && !isCliReady) {
       setIsCliReady(true);
@@ -895,6 +900,21 @@ export const TerminalPanel: React.FC<TerminalPanelProps> = React.memo(({ panel,
           // The "[Image] " prefix we used to add actually broke the parser's
           // path-detection — on Windows+WSL it caused Claude to cache the file but
           // never attach it to the API call (see commit 7b76ee5).
+          const pasteText = (text: string) => {
+            if (!terminal) return;
+            const shouldProtectMultilinePaste = isCliPanelRef.current && !tuiActiveRef.current && /[\r\n]/.test(text);
+            if (shouldProtectMultilinePaste) {
+              window.electronAPI.invoke(
+                'terminal:input',
+                panel.id,
+                text.replace(/\r\n|\r|\n/g, '\x1b\r'),
+              );
+              return;
+            }
+
+            terminal.paste(text);
+          };
+
           const handlePaste = (e: ClipboardEvent) => {
             // Step 1: Check for images in browser clipboard (works on native Windows/macOS)
             const items = e.clipboardData?.items;
@@ -978,7 +998,7 @@ export const TerminalPanel: React.FC<TerminalPanelProps> = React.memo(({ panel,
 
               // No image found — forward the text content xterm would have pasted.
               if (text && !disposed && terminal) {
-                terminal.paste(text);
+                pasteText(text);
               }
             })();
           };