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Prosecutors Launch Cybercrime Probe After Danfoss Fridge Hack

By Drooid · Oct 13, 2026, 5:58 PM UTC · How we work

Summary

Hackers Heat Fridges

Hackers accessed Danfoss controllers and triggered defrost cycles on October 11-12, 2026, heating fridges to 50 °C.
Intermarché discarded fresh and frozen goods after six-hour spikes at about 150 stores.
Carrefour said 80 stores were hit while Monoprix reported damage at 5 % of its 490 locations.
French prosecutors opened a cybercrime probe and tasked ANSSI to coordinate it.
European Commissioner Christophe Hansen condemned the attack, warning food weaponisation is real.

Summary

Danfoss Software Flaw

ANSSI traced the breach to a Danfoss software flaw in the AK-SM 800A controller.
Danfoss said the compromised units ran outdated firmware despite long-standing upgrade recommendations.
Claroty’s Team82 disclosed the vulnerability on 9 August, noting patches could block authentication bypass.
The French retail federation FCD demanded full transparency from Danfoss while some stores resumed operations.
Ahold Delhaize disabled its Albert Heijn app, halting online deliveries that account for about 10 % of sales.

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Hackers Heat Fridges

Hackers accessed Danfoss controllers and triggered defrost cycles on October 11-12, 2026, heating fridges to 50 °C.
Intermarché discarded fresh and frozen goods after six-hour spikes at about 150 stores.
Carrefour said 80 stores were hit while Monoprix reported damage at 5 % of its 490 locations.
French prosecutors opened a cybercrime probe and tasked ANSSI to coordinate it.
European Commissioner Christophe Hansen condemned the attack, warning food weaponisation is real.

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