mozilla: Missing permission check when creating a StreamFilter

The Mozilla Foundation Security Advisory describes this flaw as: It was possible for a web extension with minimal permissions to create a StreamFilter which could be used to read and modify the response body of requests on any site...

mozilla: Missing permission check when creating a StreamFilter

The Mozilla Foundation Security Advisory describes this flaw as: It was possible for a web extension with minimal permissions to create a StreamFilter which could be used to read and modify the response body of requests on any site...