diff --git a/homeassistant/components/webostv/media_player.py b/homeassistant/components/webostv/media_player.py
index 647cf64ea8ece..34ff8aafca25e 100644
--- a/homeassistant/components/webostv/media_player.py
+++ b/homeassistant/components/webostv/media_player.py
@@ -241,6 +241,20 @@ def _update_states(self) -> None:
             name=self._device_name,
         )
 
+        self._attr_assumed_state = True
+        if (
+            self._client.media_state is not None
+            and self._client.media_state.get("foregroundAppInfo") is not None
+        ):
+            self._attr_assumed_state = False
+            for entry in self._client.media_state.get("foregroundAppInfo"):
+                if entry.get("playState") == "playing":
+                    self._attr_state = MediaPlayerState.PLAYING
+                elif entry.get("playState") == "paused":
+                    self._attr_state = MediaPlayerState.PAUSED
+                elif entry.get("playState") == "unloaded":
+                    self._attr_state = MediaPlayerState.IDLE
+
         if self._client.system_info is not None or self.state != MediaPlayerState.OFF:
             maj_v = self._client.software_info.get("major_ver")
             min_v = self._client.software_info.get("minor_ver")
diff --git a/tests/components/webostv/test_media_player.py b/tests/components/webostv/test_media_player.py
index 2dff9477e5062..39c796b306e9f 100644
--- a/tests/components/webostv/test_media_player.py
+++ b/tests/components/webostv/test_media_player.py
@@ -21,6 +21,7 @@
     SERVICE_SELECT_SOURCE,
     MediaPlayerDeviceClass,
     MediaPlayerEntityFeature,
+    MediaPlayerState,
     MediaType,
 )
 from homeassistant.components.webostv.const import (
@@ -811,3 +812,23 @@ async def test_reauth_reconnect(hass: HomeAssistant, client, monkeypatch) -> Non
     assert "context" in flow
     assert flow["context"].get("source") == SOURCE_REAUTH
     assert flow["context"].get("entry_id") == entry.entry_id
+
+
+async def test_update_media_state(hass: HomeAssistant, client, monkeypatch) -> None:
+    """Test updating media state."""
+    await setup_webostv(hass)
+
+    data = {"foregroundAppInfo": [{"playState": "playing"}]}
+    monkeypatch.setattr(client, "media_state", data)
+    await client.mock_state_update()
+    assert hass.states.get(ENTITY_ID).state == MediaPlayerState.PLAYING
+
+    data = {"foregroundAppInfo": [{"playState": "paused"}]}
+    monkeypatch.setattr(client, "media_state", data)
+    await client.mock_state_update()
+    assert hass.states.get(ENTITY_ID).state == MediaPlayerState.PAUSED
+
+    data = {"foregroundAppInfo": [{"playState": "unloaded"}]}
+    monkeypatch.setattr(client, "media_state", data)
+    await client.mock_state_update()
+    assert hass.states.get(ENTITY_ID).state == MediaPlayerState.IDLE