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Experts say outdated technology and weak passwords are to blame.

European supermarkets have become the center of another cyberattack, with hackers remotely heating fridges and spoiling food.

NPR investigated cyberattacks on the digital devices that control industrial refrigerators, revealing the extent to which operational technology is exposed to damage and disruption.

Grocery store chains across Europe are scrambling to re-stock shelves after a cyberattack left massive amounts of food spoiled. CBS news international reporter Inaya Folarin Iman has more.

<p>After a second apparent cyber-attack in weeks, we examine possible culprits and their motives</p><ul><li><p><a href="https://www.theguardian.com/world/2026/nov/02/supermarket-freezers-across-europe-hit-by-second-suspected-cyber-attack">Shop fridges and freezers across Europe hit by fresh suspected cyber-attack</a></p></li></ul><p>Supermarket fridges and f

<img align='right' src='https://images.jpost.com/image/upload/f_auto,fl_lossy/q_auto/c_fill,g_faces:center,h_683,w_1024/744595' alt='A handful of Swedish supermarkets saw temperatures in their refrigerators and freezers soar early November 2, 2026, two chains said, forcing them to throw away spoiled food three weeks after a similar incident in France attribu

Multiple supermarket chains have reported an IT incident that spiked fridge and freezer temperatures overnight, with one company claiming it was a cyberattack.

Dozens of store refrigerators across five countries saw their temperature raised remotely, following similar attacks that hit France last month.

<p>Chains in seven countries say cooling unit temperatures rose overnight in incident similar to hack of French shops</p><ul><li><p><a href="https://www.theguardian.com/technology/2026/nov/02/europe-supermarket-fridges-freezers-who-hacking-why">Who is hacking Europe’s supermarket fridges and freezers, and why?</a></p></li></ul><p>Supermarket chains in at lea

Hackers are breaking into more than computers. They are taking control of the physical machines that have underpinned our lives for decades.