fix: wrap custom inline scripts in try-catch to prevent runtime errors

2026-04-22 11:29:22 -05:00 · 2026-01-21 21:22:04 +00:00
1 changed files with 12 additions and 2 deletions
@@ -56,9 +56,19 @@ export const CustomScriptsInjector = ({
          newScript.setAttribute(attr.name, attr.value);
        });
-        // Copy inline script content
+        // Copy inline script content and wrap in try-catch to prevent runtime errors
        if (script.textContent) {
-          newScript.textContent = script.textContent;
+          // Wrap user scripts in try-catch to prevent errors like missing browser globals
          // from breaking the survey (e.g., ReferenceError: xbrowser is not defined)
          newScript.textContent = `
 (function() {
  try {
    ${script.textContent}
  } catch (error) {
    console.warn("[Formbricks] Error executing custom script:", error);
  }
 })();
          `.trim();
        }
        document.head.appendChild(newScript);