The Baywatch star was quizzed about her rekindled romance with the film producer while attending Sean Penn's Help Haiti Gala in Los Angeles on Saturday night.
Asked whether the she had remarried Salomon, Anderson replied: "Yes. We're very happy. Our families are very happy and that's all that matters."
Anderson and Salomon originally married in 2007 but divorced after just two months.
The actress confirmed she was once again romantically involved with him to U.S talk show host Ellen DeGeneres in 2013.
It is not known when the wedding took place.