French Supermarket Cyberattack Disrupts Refrigeration Systems
A coordinated cyberattack targeting French supermarket refrigeration systems caused widespread outages, spoilage, and price fluctuations across Europe.
October 2025
Danfoss Identified Security Flaws in Refrigeration Controllers
Danfoss announced that it had identified security flaws within its controllers. The company had previously recommended that customers install updates or replace obsolete unsupported systems.
Source ↗October 2026
Cooperative U confirms cyberattack affected refrigeration systems
Dominique Schelcher, CEO of Cooperative U, confirmed the cyberattack had affected refrigeration systems starting Sunday night. He described the attack as unprecedented and extremely serious.
Source ↗Cyberattacks target Danfoss-managed refrigeration systems in France
Cyberattacks targeted Danfoss-managed refrigeration systems across hundreds of French supermarkets. The attacks disabled the refrigeration systems.
Source ↗Cyberattack remotely defrosted refrigerators at French supermarket chains
Attackers executed a cyberattack targeting Danfoss refrigeration controllers. This action resulted in the remote defrosting of refrigerators across multiple French supermarket chains.
Source ↗Cyberattack Cripples Supermarket Refrigeration Across Europe
Hackers executed a cyberattack targeting supermarket refrigeration systems across Europe. This incident caused widespread disruption to the cooling infrastructure.
Source ↗Hackers Activated Automatic Defrosting on Supermarket Fridges
The attackers manipulated the systems to activate automatic defrosting functions. This action led to the failure of refrigeration units.
Source ↗Supermarket Prices Affected Following Refrigeration Cyberattack
The cyberattack resulted in measurable changes to delivery and store prices. This financial impact stemmed directly from the operational disruption.
Source ↗Cyberattack causes refrigerator shutdowns in French supermarkets
French supermarkets experienced refrigerator shutdowns following an unprecedented cyberattack. The incident was reported on 2026-10-12.
Source ↗Large Dutch supermarket chain suffers cyberattack
A large Dutch supermarket chain is currently suffering a cyberattack as of October 12, 2026.
Source ↗Hackers disrupt French supermarket refrigeration systems
Hackers targeted refrigeration systems in French supermarkets. The cyberattack caused refrigerators to heat up, resulting in fires and spoiled food.
Source ↗Danfoss system exploited via outdated firmware in French stores
The cyberattack vector was identified as outdated firmware. Danfoss, a third-party monitoring system provider, managed the affected stores.
Source ↗Paris prosecutors open investigation into food retail cyberattack
The office of the Paris prosecutor confirmed an investigation has been opened into the large-scale cyberattack affecting refrigerators across several major food retail chains in France. The probe aims to link the attack to foodstuff losses and fires.
Source ↗Intermarche reports forced refrigerator shutdown due to cyberattack
Intermarche reported that a cyberattack caused refrigerators in some 150-200 shops to defrost. The company stated affected branches must throw away all fresh and frozen products.
Source ↗Hackers Activate Automatic Defrosting in Supermarket Fridges
The cyberattack involved hackers remotely activating automatic defrosting functions on supermarket refrigerators. This action contributed to the failure of the cooling systems.
Source ↗Supermarket Cyberattack Impacts Delivery and Store Prices
The cyberattack resulted in measurable impacts on delivery logistics and pricing within the affected supermarkets. These financial and logistical consequences were reported following the incident.
Source ↗Cyberattack Hits Hundreds of French Supermarkets
Hackers commandeered refrigeration systems across France during an overnight cyberattack. This incident forced hundreds of French supermarkets to discard perishable goods.
Source ↗Hackers Control Systems at Major French Retailers
The attack specifically targeted refrigeration systems at Cooperative U, Leclerc, Les Mousquetaires, and Intermarche stores. Hackers subsequently defrosted thousands of freezer and refrigeration units.
Source ↗Supermarket Fridges Heated to 50 Degrees Celsius
During the attack, some fully-stocked fridges were heated to 50 degrees Celsius for more than six hours. Retailers reported that over 400 stores were impacted by the incident.
Source ↗Cyberattack Disruptions Hit Hundreds of French Supermarkets
A cyberattack affected at least 400 French supermarkets. The attack caused refrigerator temperatures to exceed 122°F (50°C) in some locations, resulting in the discarding of millions of dollars in food.
Source ↗Dutch Supermarket Chain Reports Distribution Center Outages
A Dutch supermarket chain operating in several countries reported network outages at its distribution centers. This incident was noted as potentially being part of a continental cyberattack.
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