diff --git a/packages/nuxt/src/app/composables/cookie.ts b/packages/nuxt/src/app/composables/cookie.ts
index 9293e217e..37156c81d 100644
--- a/packages/nuxt/src/app/composables/cookie.ts
+++ b/packages/nuxt/src/app/composables/cookie.ts
@@ -63,7 +63,15 @@ export function useCookie<T = string | null | undefined> (name: string, _opts?:
   }
 
   if (import.meta.client) {
-    const channel = store || typeof BroadcastChannel === 'undefined' ? null : new BroadcastChannel(`nuxt:cookies:${name}`)
+    let channel: null | BroadcastChannel = null
+    try {
+      if (!store && typeof BroadcastChannel !== 'undefined') {
+        channel = new BroadcastChannel(`nuxt:cookies:${name}`)
+      }
+    } catch {
+      // BroadcastChannel will fail in certain situations when cookies are disabled
+      // or running in an iframe: see https://github.com/nuxt/nuxt/issues/26338
+    }
     const callback = () => {
       if (opts.readonly || isEqual(cookie.value, cookies[name])) { return }
       writeClientCookie(name, cookie.value, opts as CookieSerializeOptions)