People are Trolling Her Kids
It's her and her husband who are to blame. Not their kids.
And the truth is, this is the whole bullshit system that the US, and indeed many other countries, are built upon: socioeconomic privilege dressed up as meritocracy.
Lori Loughlin's daughters do not deserve to be singled out and attacked for a dubious higher education system that many privileged people have benefited from. Besides, if you're going to attack the Loughlins for fake SAT scores and Personal Statements, you also need to attack the Legacy System that many politicians have particularly benefited from (i.e. 'your daddy/mommy attended this place so you get an automatic place over some kid who has genuinely worked to get into a good college').