Cyberattacks disrupted refrigeration monitoring systems at three French blood banks, amid similar attacks targeting European supermarkets. A cyberattack has hit three regional blood banks in France, disrupting systems used to monitor and control refrigerated storage facilities. The incident took place overnight between Sunday and Monday, at roughly the same time hackers were targeting supermarket refrigeration systems across several European countries. The attack is particularly concerning because it targeted infrastructure that plays a direct role in protecting public health. Blood products must remain within specific temperature ranges to preserve their quality and ensure they’re safe for medical use. A disruption to refrigeration systems can therefore have consequences that go well beyond a conventional IT outage. According to the French Health Ministry, the incident affected several facilities operated by the French Blood Establishment (EFS). “Several regional facilities of the French Blood Establishment (EFS) were affected by a cybersecurity incident that impacted certain cold storage room monitoring and control systems,” the health ministry said in a statement. “The incident had no impact on blood supplies,” Reuters reported, quoting EFS spokesperson Charley Dubois. Staff working around the clock received alerts about the problems and moved blood products to refrigerators that weren’t connected to the affected systems. This response helped prevent the incident from disrupting blood supplies, demonstrating how important operational procedures and contingency plans are when technology fails. “The situation was under control on Wednesday,” the French Health Ministry said, according to Reuters, which also reported that remote access to the affected refrigerators had been disabled. Investigations are now underway to establish how the attackers gained access, which equipment was affected and when the systems can safely return to normal operation. The timing is also significant. The French blood bank incident coincided with attacks against supermarket refrigeration systems in eight European countries, including Sweden and Belgium. Those attacks forced retailers to discard large quantities of food after hackers interfered with cooling and freezer systems. This wasn’t the first time French supermarkets had faced csxk cx incident. In October, police investigated an attack in which hackers allegedly seized control of cooling units at hundreds of supermarkets, causing fires and significant food losses. These incidents share similarities that deserve attention. They point to a security problem beyond traditional corporate IT systems: the growing exposure of operational technology (OT), including industrial control systems, refrigeration equipment, and the remote management platforms kdch operate them. These systems are often connected to corporate networks or accessible through remote management services. If attackers compromise those access points, they may be able to interfere with physical processes rather than simply steal information or encrypt business data. The consequences can be serious. In a supermarket, an attacker who manipulates refrigeration controls can cause food losses and potentially create safety risks. In a blood bank, the same type of interference could threaten the integrity of medical supplies and disrupt services that hospitals depend on. The French incident didn’t affect blood supplies, but the outcome shouldn’t lead organizations to underestimate the risk. Staff intervention and the availability of independent refrigerators helped contain the damage. Not every facility will have the same resources, response procedures or ability to move critical products at short notice. Organizations operating critical infrastructure need to treat the security of connected equipment as a core operational requirement. This means identifying exposed systems, restricting remote access, enforcing strong authentication, segmenting operational networks and monitoring changes to equipment settings. They also need tested manual procedures that allow essential services to continue when digital systems become unavailable or untrustworthy. The European Union has already raised concerns about vulnerabilities in connected infrastructure amid heightened security tensions following Russia’s invasion of Ukraine in 2022. These latest incidents reinforce the need to consider cyberattacks against physical systems as a real operational and public safety risk, not simply an IT problem. “Investigations are under way into how the attack was carried out, what equipment may have been affected and when systems can safely return to service.” concludes the report. Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini (SecurityAffairs – hacking, French Blood Banks)
France's national blood service has confirmed that a cyberattack targeting a refrigeration equipment provider raised temperature and defrost settings at three of its facilities, threatening stored blood products. The French Blood Establishment (Établissement français du sang or EFS), which manages blood collection, processing, and distribution across France, said the incident occurred on November 2 and affected systems used to monitor and control cold-storage chambers. According to a statement published on November 3, EFS was not directly targeted in the cyberattack, but was instead its refrigeration supplier. While EFS has not named the affected supplier, European refrigeration equipment provider Coolworld Rentals confirmed in a statement that a cybersecurity incident involving remote monitoring software had affected a limited number of its refrigeration units.
mSeven Software is warning current and former mSecure password manager customers to change passwords, reset two-factor authentication, and remove passkeys following a cyberattack in which a hacker reportedly stole an encrypted customer database.. In a security notification sent to customers on November 3 and shared with BleepingComputer, the company said it recently discovered suspicious activity involving its mSecure password management application. "mSeven Software (“mSeven”) recently learned of suspicious activity associated with the mSecure password management application," reads the mSecure security notification. "In response, mSeven quickly launched an investigation, took steps to mitigate the issue, and engaged external cybersecurity experts to assist. You are receiving this email because you are a current or former mSecure customer."
A federal grand jury indicted two Canadians suspected of hacking multiple US universities and using the compromised systems to mine for cryptocurrency. 35-year-old Ryan James Roach and 41-year-old Mathiew James Stubbings now face a maximum penalty of 10 years in prison and a $250,000 fine each if found guilty of conspiracy to obtain information from a protected computer and to cause damage to a protected computer, obtaining information from a protected computer, and intentionally damaging a protected computer. According to court documents, the two accomplices used virtual private servers in multiple countries (registered under fake names) between June 2016 and December 2019 to infect systems on the networks of multiple unnamed educational institutions in New York, Tennessee, North Carolina, and Massachusetts with malware.
Critical Android flaw CVE-2026-58868 could allow remote code execution without user interaction on devices running Android 14 through 17. Google has fixed CVE-2026-58868, a critical Android vulnerability affecting versions 14 through 17. The flaw is a critical Android vulnerability caused by a heap buffer overflow in the onOutputReceived function of FrameDecoder.cpp. The flaw can trigger an out-of-bounds write, potentially allowing a remote attacker to execute arbitrary code on a vulnerable device. Exploitation requires neither user interaction nor additional execution privileges, making it a potential zero-click attack. “cve-2026-58868 In onOutputReceived of FrameDecoder.cpp, there is a possible out-of-bounds write due to a heap buffer overflow.” reads the advisory. “This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.” Devices receive the fix through security patch level 2026-11-01 or later, depending on manufacturers and carriers. Google is now aware of active exploitation of the flaws in its November 2026 bulletin. Google’s November 2026 Android security bulletin addresses 216 vulnerabilities, including 23 rated Critical. Two of these flaws, CVE-2026-58876 and CVE-2026-58936, affect the System component and could allow remote code execution without user interaction. The bulletin also lists five other Critical flaws in the System component. Three could lead to privilege escalation, while two could cause denial-of-service conditions. Another Critical vulnerability affects the Framework component and could also allow remote code execution. Six Critical vulnerabilities affect the Android kernel. Two involve Bluetooth code, three affect the protected Kernel-based Virtual Machine (pKVM), and one is in the Human Interface Device (HID) component. The most severe kernel flaw could allow a remote attacker to gain elevated privileges without user interaction. The November 5 patch level also addresses Critical vulnerabilities in MediaTek modem code and a closed-source Qualcomm component. Google’s bulletin lists eight Critical MediaTek modem flaws, while MediaTek’s own November security bulletin details six of them: CVE-2026-20499 and CVE-2026-20545 through CVE-2026-20549. MediaTek describes these six vulnerabilities as out-of-bounds write flaws caused by missing bounds checks, integer overflow or improper input validation. The company says it is not aware of any active exploitation in the wild. The Qualcomm issue is tracked as CVE-2026-25285 and affects a closed-source component. Google does not provide further technical details in its bulletin. One of the critical issues fixed by Google is CVE-2026-58882 (aka SMS of Death), which could allow attackers to remotely disable a phone by sending a specially crafted SMS message. The flaw affects decodeWapPdu, a function responsible for processing WAP Push messages, a type of content delivered through the SMS infrastructure. The vulnerability is particularly concerning because exploitation reportedly requires no user interaction. An attacker only needs the victim’s phone number to send a malicious message. The message doesn’t appear in the SMS inbox, so the victim may have no indication of what caused the problem. The issue also raises concerns about the reliability of mobile communications during an attack. According to a technical analysis published on October 29 by security researcher Mark B, a malformed WAP Push message can crash com.android.phone, the Android system component responsible for handling telephony functions. The crash can terminate ongoing calls, including emergency calls. Tests on several Android phone models reportedly reproduced the crash consistently. The phone can also become stuck in a crash loop because Android retries processing the malicious message whenever the device starts. As a result, the device may continue crashing until the offending message is removed. There is an important distinction, however. Google’s security bulletin and the CVE record identify the vulnerable decodeWapPdu function, but neither explicitly confirms that CVE-2026-58882 is the same issue described in the researcher’s SMS of Death report. The technical overlap is worth investigating, but the two reports shouldn’t be treated as definitively describing the same vulnerability without further confirmation. Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini (SecurityAffairs – hacking, CVE-2026-58868)
A critical flaw in Ruby on Rails could allow an unauthenticated attacker to write arbitrary files on an app's server by uploading a crafted file if the app processes uploads using ImageMagick. The Rails project disclosed the flaw in an advisory and fixed it in versions 8.1.4.1 and 8.0.5.2. The flaw is in Active Storage, the part of Rails that handles file uploads. Some apps store
Two flaws in the Xen hypervisor allow a malicious guest virtual machine (VM) to read and write the memory of other VMs on the same host, including dom0. Dom0 is the VM that, by default, has full permissions and manages the others. Patches are out, and there is no known mitigation, the Xen Project said in an advisory on November 3. All Xen versions from 4.6 onward are vulnerable,
Nearly every agent security pitch now ends on the same promise: the product stops the bad action in real time. The promise holds for one kind of agent, the kind whose traffic passes through a gateway the enterprise owns. Most agents never touch one. One recent case shows what that gap looks like in practice. An employee asked an AI assistant to trigger a mass-email automation. The automation
A China-aligned threat actor known as SlippyNunchucks has been attributed to a Domain Name System (DNS) hijacking operation abusing insecure HTTP communications in Windows versions of Sogou Input Method as part of a surveillance campaign designed to deploy an implant called DarkVigil (aka FDMTP). The campaign, observed starting July 1, 2026, is assessed to have targeted organizations and
Russian authorities have arrested three suspected members of a threat group known as VasyGrek and dismantled its criminal infrastructure. Also known as Fluffy Wolf, the threat actor has a history of targeting Russian and international companies since 2016. The Ministry of Internal Affairs of the Russian Federation (MVD) said members of the group are "suspected of embezzling funds from the
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