Pakistan, Oct. 27 -- Yemen's Houthi group has claimed responsibility for an attack on Saudi Arabia's Ras Tanura oil refinery. The facility is the kingdom's largest refinery and sits along the Gulf coast. The claim raises concerns about the security of Saudi Arabia's energy infrastructure and vital oil export routes.

Houthi military spokesperson Yahya Saree said the group launched a ballistic missile strike on Tuesday. He claimed the attack caused a fire at the refinery site. However, Saudi authorities had not confirmed the reported attack, leaving key details unverified.

Ras Tanura lies west of the Strait of Hormuz and serves as a major centre for Saudi Arabia's oil industry. The kingdom relies on two main ports for nearly all its oil e...