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Attackers spoiled food at French supermarkets by altering refrigeration controls
Industrial CyberDanfoss · retail, food
What happened. Overnight from 11 to 12 October 2026, attackers changed temperature and defrost settings in refrigeration systems at hundreds of French stores. Stores discarded fresh and frozen food. The attack used Danfoss control software. Some units are obsolete.
Who is affected. Danfoss refrigeration control software, including obsolete units without updates. Stores named: Intermarché, Netto, Coopérative U, Carrefour, Monoprix, E.Leclerc.
What to do. Check whether you run Danfoss refrigeration control software, and whether any units are obsolete and no longer receive updates.
Source: Industrial Cyber (opens industrialcyber.co)
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