"An attacker can craft a malicious internet link to execute malicious code remotely on victim's system, which has Origin installed, " wrote the researchers in a paper detailing their work.

BBC: Players at risk from game store hack attack

Yesterday, an EA employee on the Origin forums announced that any games purchased with the coupon code would be honored.

FORBES: EA Honors Games Purchased With Origin Store Coupon Glitch

In lab experiments, the researchers exploited a loophole in the way Origin handles links to games users have downloaded and installed to make it run code that compromised a target machine.

BBC: Players at risk from game store hack attack