Crew members aboard a Liberian-flagged ship set ablaze by a series of attacks in the Red Sea abandoned the vessel Sunday night as it took on water, marking the first serious assault in the vital corridor for trade after a monthslong campaign by Yemen’s Houthi rebels there.

The crew of a ship set on fire in an attack in the Red Sea on Sunday abandoned the vessel and were rescued as it took on water, a British maritime agency said, in an assault that private security firm Ambrey said resembles that of the Houthi militant group.