While that may technically be "escaping the sandbox" it's a different case, because it was never meant to work, will be fixed and often is fixed.
Sure if the PDF standard exposed a "globalThis.runBlobAsNativeExecutable" function it would be worse, but it is still escaping the sandbox.
While that may technically be "escaping the sandbox" it's a different case, because it was never meant to work, will be fixed and often is fixed.