Fix: Post message can break cross origin iframe recording (#1053)

2026-04-01 12:00:00 +08:00
parent 134d60a98e
commit da70e914c3
1 changed files with 4 additions and 2 deletions
--- a/packages/rrweb/src/plugins/canvas-webrtc/record/index.ts
+++ b/packages/rrweb/src/plugins/canvas-webrtc/record/index.ts
@@ -262,10 +262,12 @@ export class RRWebPluginCanvasWebRTCRecord {
  }

  private isCrossOriginIframeMessageEventContent(
-    event: MessageEvent,
+    event: MessageEvent<unknown>,
  ): event is MessageEvent<CrossOriginIframeMessageEventContent> {
    return Boolean(
-      'type' in event.data &&
+      event.data &&
+        typeof event.data === 'object' &&
+        'type' in event.data &&
        'data' in event.data &&
        (event.data as CrossOriginIframeMessageEventContent).type ===
          'rrweb-canvas-webrtc' &&