MSCCSS

I have tried running it with -ea but it slowed the system down to a point where I could not sufficiently test some parts of our application. I'm going to...

@Legioth I have now done some additional testing. Using the changed sessionLockCheckStrategy, I could only find one code occurrence where VaadinSession.getAttribute was called without access. But following the path, this...

@Legioth in addition to some calls to `cancelExecution`, we also found some unwrapped calls to `getElement().executeJs`, that are only called in specific situations. If you can confirm that `executeJs` on...