Sainsbury's shoppers are being warned of a flaw in the Nectar points system after an innocent customer lost 14,000 points to criminals. Caroline Enderby discovered last month that her points had been fraudulently used at a Sainsbury's petrol station in July without her knowledge.

Last month, Caroline Enderby realized she had the points stolen from her Nectar Account and discovered they had been used - without her knowledge - at a Sainsbury's petrol station in July

Last month, Caroline Enderby discovered 14,000 Nectar points had been used at a Sainsbury's petrol station in July without her knowledge.