A man believed to be the new boyfriend of a Long Island woman has allegedly been attacked with a machete by her ex-partner.

The man, 39-year-old Jose Hernandez, was found after he staggered up to a house near Wicks Road and Bradley Street about 11.30pm on Thursday, Suffolk County Police said.

The vicious attack was carried out by a jilted lover, Santos Torres, 42, who was furious his former girlfriend was seeing a new partner, according to News Day.

Santos Torres (pictured), 42, has been arrested and charged over stabbing 39-year-old Jose Hernandez with a machete

A man believed to be the new boyfriend of a Long Island woman has been allegedly been attacked with a machete by her ex-partner. Pictured is a car smeared with blood outside the home where the victim banged on the door to be rescued after the alleged attack

Dramatic pictures taken outside the house show blood smeared across the hood of a white car parked outside, and on the front door.

The three people who lived in the home were seen trying to clean the stranger's blood off them house in the early hours of Friday morning.

They said they heard a man screaming on the street, and when they looked outside they saw the bloodied man banging desperately on the front door, according to NBC New York.

The men said they were terrified and called police from the safety of their home.

The man staggered up to a house (pictured) near Wicks Road and Bradley Street about 11.30pm on Thursday

Police officers are seen outside the home where a man who had been attacked with a machete was found

Santos Torres, 42, was arrested on Friday morning after allegedly stabbing his ex-girlfriend's new partner with a machete

When officers and emergency crews arrived they saw the attacked man had numerous cuts across his body and was 'badly wounded'.

He was then rushed to Southside Hospital in Bay Shore, where he remained on Friday morning.

Torres was arrested on Friday and charged with first-degree assault, and is scheduled for arraignment today.