Storia
2 nov 2026
Freezer failures put Europe’s connected supermarkets on alert
Refrigeration disruptions at supermarkets in several European countries have forced stores to remove chilled goods while investigators assess suspected cyber intrusions. Retailers stress precautionary action, but reports differ on the extent of losses and the technical weaknesses involved.
Supermarkets from Belgium to Ireland have pulled chilled and frozen goods from sale after refrigeration systems malfunctioned, with the suspected cyber incidents exposing the dependence of food retailers on remotely managed equipment.
Across the reports, the immediate response is broadly the same: isolate affected units, discard food that may have been stored outside safe temperatures, and keep unaffected products on shelves. In Ireland, SuperValu said 13 locations were affected and that customer safety was its first priority, while it worked with equipment suppliers and cybersecurity specialists to restore operations.1
The reported scale varies by country and retailer. Delhaize said an overnight “computer incident” affected about 40 stores in Belgium and Luxembourg, while Carrefour Belgium put its own total at 15 stores. Swedish chains ICA and Coop described a limited number of affected outlets; Coop said the situation was “contained and under control.”2 One Belgian store estimated it had lost €100,000 in produce, although the broader financial toll remains uncertain.
The latest failures echo a more serious incident in France last month, where police said hackers took control of cooling equipment at up to 700 supermarkets. Retailers there discarded large volumes of meat, dairy and frozen goods after temperatures were reportedly pushed from sub-zero levels to above 50C.3 A French retail executive estimated nationwide losses could reach tens of millions of euros in a single day.4
Accounts also differ in how firmly they identify the vulnerability. Reports on the French incident point to internet-connected controllers and software supplied by Danfoss, with the company saying affected systems were using outdated firmware and that customers had long been advised to update or replace legacy equipment.4 Other reporting notes that controllers from additional suppliers were also targeted, suggesting the risk may extend beyond one manufacturer.3
For now, no public account identifies those responsible for the newer disruptions. But the common lesson is clear: equipment designed for remote maintenance can also create a route for disruption unless its security is maintained.