'High School Musical' star snapped naked

A naked photograph of High School Musical star Vanessa Hudgens has appeared on the internet.

The 18-year-old actress, who is dating her High School Musical co-star Zac Efron, is seen posing nude in a hotel room in the revealing picture.

Hudgens' representative confirmed that the photograph is genuine, telling Us Weekly: "This was a photo which was taken privately. It is a personal matter and it is unfortunate that this has become public."