Open_basedir 1 upper directory, security implication

Hi guys,

Default open_basedir:

php_admin_value[open_basedir] = /home/%user%/.composer:/home/%user%/web/%domain%/public_html:/home/%user%/web/%domain%/private:/home/%user%/web/%domain%/public_shtml:/home/%user%/tmp:/tmp:/var/www/html:/bin:/usr/bin:/usr/local/bin:/usr/share:/opt

I just need to add this:
/home/%user%/web/

I just wonder, since this is still inside user own directory, is there any security implication?

Thanks.