PHILADELPHIA (AP) — The Wawa convenience store chain is facing a wave of lawsuits over a data breach that affected its 850 locations along the East Coast.

Pennsylvania-based Wawa Inc. says it discovered malware on its payment processing servers this month before stopping the breach Dec. 12.

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Wawa officials believe the malware had been collecting card numbers, customer names and other data since as early as March.

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The Philadelphia Inquirer reported Friday that at least six lawsuits seeking class-action status have been filed in federal court in Philadelphia. A Wawa spokesman declined to comment on the pending litigation.

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