diff --git a/api/src/chat/repositories/subscriber.repository.ts b/api/src/chat/repositories/subscriber.repository.ts
index 3950e656..fa59ee70 100644
--- a/api/src/chat/repositories/subscriber.repository.ts
+++ b/api/src/chat/repositories/subscriber.repository.ts
@@ -123,12 +123,12 @@ export class SubscriberRepository extends BaseRepository<
    *
    * @param id - The foreign ID of the subscriber.
    *
-   * @returns The found subscriber entity.
+   * @returns The found subscriber entity, or `null` if no subscriber is found.
    */
-  async findOneByForeignId(id: string): Promise<Subscriber> {
+  async findOneByForeignId(id: string): Promise<Subscriber | null> {
     const query = this.findByForeignIdQuery(id);
     const [result] = await this.execute(query, Subscriber);
-    return result;
+    return result || null;
   }
 
   /**
diff --git a/frontend/src/contexts/auth.context.tsx b/frontend/src/contexts/auth.context.tsx
index a2faf186..a68651a4 100644
--- a/frontend/src/contexts/auth.context.tsx
+++ b/frontend/src/contexts/auth.context.tsx
@@ -21,6 +21,11 @@ import { Progress } from "@/app-components/displays/Progress";
 import { useLogout } from "@/hooks/entities/auth-hooks";
 import { useApiClient } from "@/hooks/useApiClient";
 import { CURRENT_USER_KEY, PUBLIC_PATHS } from "@/hooks/useAuth";
+import {
+  EBCEvent,
+  ETabMode,
+  useBroadcastChannel,
+} from "@/hooks/useBroadcastChannel";
 import { useTranslate } from "@/hooks/useTranslate";
 import { RouterType } from "@/services/types";
 import { IUser } from "@/types/user.types";
@@ -59,6 +64,7 @@ export const AuthProvider = ({ children }: AuthProviderProps): JSX.Element => {
     i18n.changeLanguage(lang);
   };
   const { mutate: logoutSession } = useLogout();
+  const { mode, value } = useBroadcastChannel();
   const logout = async () => {
     updateLanguage(publicRuntimeConfig.lang.default);
     logoutSession();
@@ -107,6 +113,12 @@ export const AuthProvider = ({ children }: AuthProviderProps): JSX.Element => {
     setIsReady(true);
   }, []);
 
+  useEffect(() => {
+    if (value === EBCEvent.LOGOUT_END_SESSION && mode === ETabMode.SECONDARY) {
+      router.reload();
+    }
+  }, [value, mode, router]);
+
   if (!isReady || isLoading) return <Progress />;
 
   return (