IPC messages sent from the main process to a subframe in the renderer process, through webContents.sendToFrame
, event.reply
or when using the remote module, can in some cases be delivered to the wrong frame.
If your app does ANY of the following, then it is impacted by this issue:
remote
webContents.sendToFrame
event.reply
in an IPC message handlerUpgrade to a fixed version or later: 9.4.0, 10.2.0, 11.1.0, or 12.0.0-beta.9