diff --git a/backend/routes/clickTtHttpPageRoutes.js b/backend/routes/clickTtHttpPageRoutes.js
index 21aee5df..bfb5f030 100644
--- a/backend/routes/clickTtHttpPageRoutes.js
+++ b/backend/routes/clickTtHttpPageRoutes.js
@@ -272,22 +272,22 @@ router.post('/proxy', async (req, res, next) => {
       }
     }
 
-    let body = result.body;
-    const contentType = result.contentType || '';
-    if (body && contentType.includes('text/html')) {
+    let responseBody = result.body;
+    const responseContentType = result.contentType || '';
+    if (responseBody && responseContentType.includes('text/html')) {
       const baseUrl = process.env.BACKEND_BASE_URL || process.env.BASE_URL
         || `${req.protocol || 'http'}://${req.get('host') || 'localhost:' + (process.env.PORT || 3005)}`;
       const proxyBase = baseUrl.replace(/\/$/, '') + '/api/clicktt/proxy';
-      body = body
+      responseBody = responseBody
         .replace(/<meta[^>]*http-equiv=["']content-security-policy["'][^>]*>/gi, '')
         .replace(/<meta[^>]*http-equiv=["']x-frame-options["'][^>]*>/gi, '');
       const pageOrigin = (() => { try { return new URL(targetUrl).origin + '/'; } catch { return null; } })();
       if (pageOrigin) {
-        body = body.replace(/<base[^>]*>/gi, '');
-        body = body.replace(/<head([^>]*)>/i, `<head$1><base href="${pageOrigin}">`);
+        responseBody = responseBody.replace(/<base[^>]*>/gi, '');
+        responseBody = responseBody.replace(/<head([^>]*)>/i, `<head$1><base href="${pageOrigin}">`);
       }
-      body = rewriteLinksInHtml(body, proxyBase, targetUrl, sid);
-      body = rewriteFormActionsInHtml(body, proxyBase, targetUrl, sid);
+      responseBody = rewriteLinksInHtml(responseBody, proxyBase, targetUrl, sid);
+      responseBody = rewriteFormActionsInHtml(responseBody, proxyBase, targetUrl, sid);
     }
 
     res.set({
@@ -297,7 +297,7 @@ router.post('/proxy', async (req, res, next) => {
       'Content-Security-Policy': 'frame-ancestors *;',
       'Cache-Control': 'no-cache, no-store, must-revalidate',
     });
-    res.status(result.status).send(body);
+    res.status(result.status).send(responseBody);
   } catch (error) {
     console.error('ClickTT Proxy POST Fehler:', error);
     res.status(500).send(