# Hackers Hijacked French Blood Plasma Freezers, Changing Temperature Settings From −30°C to 110°C

> **Open Intelligence Dossier** · First detected: 2026-11-04 13:40 UTC · Category: World

## Executive Summary
Hackers hijacked French blood plasma freezers and altered temperature settings, hitting banks amid broader European cyberattacks.

## Intelligence Brief
Recent coverage from outlets including Reuters, CNBC, The Telegraph, NBC News, Business Insider, Anadolu Ajansı, The Guardian, AP News, and CyberSecurityNews details a significant cyberattack targeting French blood banks and storage facilities. According to the reports, hackers specifically hijacked French blood plasma freezers, altering the internal temperature settings from negative thirty degrees Celsius up to one hundred ten degrees Celsius. This action prompted intense media focus regarding attempts to boil blood products. Reporting across the various publications emphasizes the dual nature of the threat.


Outlets such as Reuters and NBC News note that the incident in France occurred alongside a concurrent cyberattack directed at European supermarkets. Specific emphasis is placed on the severity of the adjustments made to the storage units, while other reports, including those from NBC News and AP News, indicate that the cyberattack was thwarted or that no blood products, samples, or materials were ultimately compromised or damaged. The broader context provided by the coverage places this event within a larger pattern of cyberattacks affecting infrastructure across Europe. Publications like CNBC and The Guardian frame the French blood bank incident as part of a wider series of fridge-related cyberattacks and digital intrusions hitting the continent.


Coverage does not yet specify the identities of the perpetrators or the exact vulnerabilities exploited in the temperature control systems of the storage facilities. Looking ahead, ongoing reporting will monitor official findings regarding the scope of the digital intrusions on European supermarkets and French blood storage sites. Future updates from the mentioned news organizations are expected to track security responses, potential system reinforcements, and any further discoveries regarding how the temperature settings were manipulated remotely. Readers must consult forthcoming coverage to learn how authorities plan to prevent similar hacks on critical cold-storage medical infrastructure.

## Multi-Source Evidence Table
| Source Outlet | Headline | Verification URL |
|---|---|---|
| Reuters | French blood banks hit alongside cyberattack on European supermarkets | [Source Link](https://news.google.com/rss/articles/CBMi3AFBVV95cUxPeDBfdnUzSGUzellWZVNfdElQclhWWFFORHpKZGJZSnREN1RRNC1SaFdsRmFaTDN6WFJYMGdSc2pOOUFpTnF5cHNsVHVaQl9DOS1ycVphdWh6dnFnbGp6WGhDU2wycWw0SHpqV3VEYzQ3cDhzUDVtZFoxaFF1TVc0SzBGaGF1QmoxN2ZhNUdfYy14em90N2dyUm1zV0tZY0Zmd0xyLWdiUkExNVRtRFozaVhYQzhEcFo1UzRYWGdIYlplSEpocUxVMVNkR2k1cXB3MW5kM0pwM21zRy0x?oc=5) |
| CNBC | Blood banks targeted in latest European fridge cyberattacks | [Source Link](https://news.google.com/rss/articles/CBMid0FVX3lxTE42WXhHNmRqY0xJTERfSEhVWnFLc2pXMDRFc0ZsZjlqaDdrVWhWNEVHTm41UkVYU3lla0NBU1p3SEtlY2pYbndEbG9PQUxzUkZKSHprVXQtMUd0blVGNDd4TkJZZTg3SmdFNjZ4OEhIaU9kZ3NXLXFZ0gF8QVVfeXFMT3RpdTdIMnU1eWRiNWJLWEVOQW1nMzFYQ2tHU3VEZkZkQkEtV1p0MjdJVmVtZVRaekdMb1JRVjU4U0x2LVNRcnZiM0xQNTlZNmxkSkVjMG5iNlg5N0ZuY1VibDVSeDZXUTVCbldtZUhlaFA0LUFHbkplT1E3aQ?oc=5) |
| The Telegraph | Hackers set French blood bank to boiling point | [Source Link](https://news.google.com/rss/articles/CBMihwFBVV95cUxPODlielNtX0luay1MTkpUamljcGhXNGZiZjNOTzItSkl0dkNneE0zQUt3cXFGQ0hzbTE3aFRwYktUNURxbWNBZTVSNV9NeUdvR1dKbTFHNWVoV2p5SE5qeFNHNTNRT0ZsdnNzV3dnZWdvOVpuV05nVC1IbUwxRWk3dXFKQkVaR0U?oc=5) |
| NBC News | Cyberattack on French blood bank fridges thwarted before damage to products and samples | [Source Link](https://news.google.com/rss/articles/CBMirAFBVV95cUxPYVhnUHJDU1htVEFuTnh5LUJFN0NZQll2czFZZFZaUjVrYzFPdlZvOFoxMFVhS19JVGhsVGhWdnhqUGF3NGxRUUxKZTJqNGxzQU1rVTFDY1A4X0FteEUwMkJaZ2JiR2pTWE9xYXB1T0dfelN4TXRfOWt1LTlTYlFwNFFlNDJVVFBiZXpvQ1AzUFQyTjIwb1o0dFdmMFZlTHpWY1VONF9LX3JGMUpw?oc=5) |
| Business Insider | Hackers tried to literally boil blood in France | [Source Link](https://news.google.com/rss/articles/CBMikAFBVV95cUxOb2NrUG1RTHFheUdpM0dCQlJPZXo2b2xJcmJOMXpKVndBYU5hNzREQTRSNS0tcE1CekZEVkNFR0xMS0poaW5aRHZmNG9KRVgtX19IUmN5bTZncmRmdWUwZEVPdVhlRTRRUTMzZGw4YnBEN1BNdGR0QUtMSWJhWEQzTXM2alNCLWdvQ3otMjlrTmo?oc=5) |
| Anadolu Ajansı | French blood storage facilities targeted in cyberattack: Report | [Source Link](https://news.google.com/rss/articles/CBMitAFBVV95cUxOV1hkY2pWYVl4YV9RX21JMk1qNDZVeXJBTmk2MjBrLTRNMWZLRnRFYlkwbXQwVjQ2LTBkVmZFQ0R2Z1ZkVVc3Rm5Qd3pNRVNsb2VDSjlhNmFVRmM4OVpvUC1qS1dWNDRvaExmMzFyUDI4VDh6dlE1UHFxdzNhQUxnWVBleEZXUEV6LUswS0IxcVp3dVY4bHRHTDZWQUZOV3FPb2xfVy0xZmdkTVhNVUtRX1A5NnM?oc=5) |
| The Guardian | French blood banks hacked in latest cyber-attack on Europe | [Source Link](https://news.google.com/rss/articles/CBMiqAFBVV95cUxQdU9MYU1Ld2dmbHdONkE5cktRM0dFTGo1bW1SS2JxVi1WOHYzVjlRcC1kMXBjWlYwQXQtRDBucnlBOUQ2NUM0Rm84Vk9oOEJqRDFaX29McHhsc1RmeGF0ZWVXTmhYZTBENlhWaU1JSzBvWWpDSDl1QmxOcDhER1BFQzZwSnpvYm5DY2xYUGZ1c1paOXNRRi1WQ1QtaXVtYkFQZXR2S3dhR2E?oc=5) |
| AP News | Cyberattack hits French blood bank site but no blood products were compromised | [Source Link](https://news.google.com/rss/articles/CBMitgFBVV95cUxPS09zV09Sa2ZhQmNxSjByY3hPZldOYjFXUEdkMTdycnV0OXl6NTBXck9QcERJN1Z5SWhtOERhektQVE92ZUVrZXROc3BHSExMN0VpQXB1YkZmM2t1bFFWZk9tekZSY0t4Z0F0YndCc3NCUnBOa2pCLXVUQ1l0TUZFR1hzQ29JWm5NNGl6Sk0xckhhVGlvbU5tOWM1Mmp6YUtHSkpFOEdMTm94WkRhZDNVNVNpUGd0QQ?oc=5) |
| CyberSecurityNews | Hackers Hijacked French Blood Plasma Freezers, Changing Temperature Settings From −30°C to 110°C | [Source Link](https://news.google.com/rss/articles/CBMidEFVX3lxTFBBOENfTFdGY2x1SDIwSkJKWFV1bko2MzdkamRpZENNQ0hZdWY1aFFJb0U5YWV6eDhaeUlQSXN3dGlmRXRaaC1Ia1pkRFcybDBoMFYwUEREX3BqUTc0bGI2SERodWV5Sll5T1E4WEt2VlBBNUtz0gF6QVVfeXFMT1E5WS1DczJzNkYzeExVZHFrZG1TVFFaZ3JpRmxlb2ZnMTZ3SzZBRk5ScGMxRGpEOWVTS214dDlrcGhkeVlUQXhlUXZ1bFREeC03UDVpM1RMUDJ1OHVNMk5sWF9ac2RUWW1lb1pLNFo4Tk1tMXZ4ZXJSMWc?oc=5) |

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*Canonical Source: https://pulse.byoviral.com/trend/2026-11-04/hackers-hijacked-french-blood-plasma-freezers-changing-temperature-settings*