Kim Kardashian — Stranger Danger at Home, Cops Called

0119_kim_kardashian_tmz_EXKim Kardashian called police to her home in Beverly Hills when a stranger showed up at her gate with luggage … saying he intended to stay at Kim”s home — has learned.

According to sources close to Kim … the man showed up late last night. We”re told he buzzed the intercom at her security gate and claimed Kim had flown him into town to stay with her — and that he was supposed to be working on her reality show.

We”re told Kim got freaked out when the man refused to leave and a member of her security detail alerted police.

It”s unclear at this point if the man was booked for a crime.

Story developing …