5 hours ago · France
Hackers force French supermarket fridges to heat up to 50C in ‘unprecedented’ cyber-attack

What's happening
SignalsMonitor is following this as a conflict story. The Guardian Business is the outlet attached so far. The reports are tied to France. The first report grouped here was at 12 Oct 2026, 15:24 UTC. 3 material updates are listed in the timeline. The headline in use is “Hackers force French supermarket fridges to heat up to 50C in ‘unprecedented’ cyber-attack”. This note is SignalsMonitor's own briefing, not the publisher's article.
What we know
Hundreds of Intermarché shops and Coopérative U outlets in France hit, with fears Dutch chains also affected Hackers have forced the temperature of many French supermarket fridges up to 50C overnight, in an “unprecedented” cyber-attack affecting several hundred stores across the country, with fires and food losses reported. The Paris…
Related topics and places
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Story timeline
Reports grouped into this story, earliest first. Exact repeats from the same outlet are collapsed.
- First reported by The Guardian World
Cyber-attack defrosts refrigerators in two French supermarket chains
- Picked up by The Guardian World
‘Unprecedented’ cyber-attack defrosts refrigerators in French supermarket chains
- New development reported by The Guardian Business
Hackers force French supermarket fridges to heat up to 50C in ‘unprecedented’ cyber-attack
Reported by 1 outlet
- The Guardian