diff --git a/interfaces/inner_api/app_manager/include/appmgr/app_mgr_constants.h b/interfaces/inner_api/app_manager/include/appmgr/app_mgr_constants.h
index 6ada3e6844c63fdd3d1fcd123b8e0bc9071eee14..3b69fa094cfb34804a27b7bbf09e1da490a27269 100644
--- a/interfaces/inner_api/app_manager/include/appmgr/app_mgr_constants.h
+++ b/interfaces/inner_api/app_manager/include/appmgr/app_mgr_constants.h
@@ -40,6 +40,12 @@ enum class ApplicationPendingState {
     BACKGROUNDING,
 };
 
+enum class ApplicationScheduleState {
+    SCHEDULE_READY = 0,
+    SCHEDULE_FOREGROUNDING,
+    SCHEDULE_BACKGROUNDING,
+};
+
 enum class AbilityState {
     ABILITY_STATE_CREATE = 0,
     ABILITY_STATE_READY,
diff --git a/services/appmgr/include/app_running_record.h b/services/appmgr/include/app_running_record.h
index 93cb3e6e422633dc40642f53977eae24a48607e2..c821f29927030db894c9743937e5a3fb75be6481 100644
--- a/services/appmgr/include/app_running_record.h
+++ b/services/appmgr/include/app_running_record.h
@@ -732,6 +732,9 @@ public:
     void SetApplicationPendingState(ApplicationPendingState pendingState);
     ApplicationPendingState GetApplicationPendingState() const;
 
+    void SetApplicationScheduleState(ApplicationScheduleState scheduleState);
+    ApplicationScheduleState GetApplicationScheduleState() const;
+
     void GetSplitModeAndFloatingMode(bool &isSplitScreenMode, bool &isFloatingWindowMode);
 
     void AddChildProcessRecord(pid_t pid, const std::shared_ptr<ChildProcessRecord> record);
@@ -900,6 +903,7 @@ private:
     bool isStageBasedModel_ = false;
     ApplicationState curState_ = ApplicationState::APP_STATE_CREATE;  // current state of this process
     ApplicationPendingState pendingState_ = ApplicationPendingState::READY;
+    ApplicationScheduleState scheduleState_ = ApplicationScheduleState::SCHEDULE_READY;
     bool isFocused_ = false; // if process is focused.
     /**
      * If there is an ability is foregrounding, this flag will be true,
diff --git a/services/appmgr/src/app_mgr_service_inner.cpp b/services/appmgr/src/app_mgr_service_inner.cpp
index 8a46819a4dbb53be609bfc17510bca49d237377b..5679039f2011a4ccde8cb32f26932c72107a9d0b 100644
--- a/services/appmgr/src/app_mgr_service_inner.cpp
+++ b/services/appmgr/src/app_mgr_service_inner.cpp
@@ -997,6 +997,12 @@ void AppMgrServiceInner::ApplicationForegrounded(const int32_t recordId)
         TAG_LOGE(AAFwkTag::APPMGR, "get app record failed");
         return;
     }
+    // Prevent forged requests from changing the app's state.
+    if (appRecord->GetApplicationScheduleState() != ApplicationScheduleState::SCHEDULE_FOREGROUNDING) {
+        TAG_LOGE(AAFwkTag::APPMGR, "app is not scheduling to foreground.");
+        return;
+    }
+    appRecord->SetApplicationScheduleState(ApplicationScheduleState::SCHEDULE_READY);
     ApplicationState appState = appRecord->GetState();
     if (appState == ApplicationState::APP_STATE_READY || appState == ApplicationState::APP_STATE_BACKGROUND) {
         if (appState == ApplicationState::APP_STATE_BACKGROUND) {
@@ -1037,6 +1043,12 @@ void AppMgrServiceInner::ApplicationBackgrounded(const int32_t recordId)
         TAG_LOGE(AAFwkTag::APPMGR, "get app record failed");
         return;
     }
+    // Prevent forged requests from changing the app's state.
+    if (appRecord->GetApplicationScheduleState() != ApplicationScheduleState::SCHEDULE_BACKGROUNDING) {
+        TAG_LOGE(AAFwkTag::APPMGR, "app is not scheduling to background.");
+        return;
+    }
+    appRecord->SetApplicationScheduleState(ApplicationScheduleState::SCHEDULE_READY);
     if (appRecord->GetState() == ApplicationState::APP_STATE_FOREGROUND) {
         appRecord->SetState(ApplicationState::APP_STATE_BACKGROUND);
         bool needNotifyApp = !AAFwk::UIExtensionUtils::IsUIExtension(appRecord->GetExtensionType())
diff --git a/services/appmgr/src/app_running_record.cpp b/services/appmgr/src/app_running_record.cpp
index 33d3b6120976a940e7663f5ef9ac85ae8344cd5a..b14938bb5e9eab0a13e923538b0fa0e3d4b6ed93 100644
--- a/services/appmgr/src/app_running_record.cpp
+++ b/services/appmgr/src/app_running_record.cpp
@@ -632,6 +632,7 @@ void AppRunningRecord::LaunchPendingAbilities()
 }
 void AppRunningRecord::ScheduleForegroundRunning()
 {
+    SetApplicationScheduleState(ApplicationScheduleState::SCHEDULE_FOREGROUNDING);
     if (appLifeCycleDeal_) {
         appLifeCycleDeal_->ScheduleForegroundRunning();
     }
@@ -639,6 +640,7 @@ void AppRunningRecord::ScheduleForegroundRunning()
 
 void AppRunningRecord::ScheduleBackgroundRunning()
 {
+    SetApplicationScheduleState(ApplicationScheduleState::SCHEDULE_BACKGROUNDING);
     int32_t recordId = GetRecordId();
     auto serviceInner = appMgrServiceInner_;
     auto appbackgroundtask = [recordId, serviceInner]() {
@@ -2120,6 +2122,16 @@ ApplicationPendingState AppRunningRecord::GetApplicationPendingState() const
     return pendingState_;
 }
 
+void AppRunningRecord::SetApplicationScheduleState(ApplicationScheduleState scheduleState)
+{
+    scheduleState_ = scheduleState;
+}
+
+ApplicationScheduleState AppRunningRecord::GetApplicationScheduleState() const
+{
+    return scheduleState_;
+}
+
 void AppRunningRecord::AddChildProcessRecord(pid_t pid, const std::shared_ptr<ChildProcessRecord> record)
 {
     if (!record) {