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The emergency package comes after dozens of companies and government agencies were hit by unauthorized access to their systems and leaks of client data, prompting uneasiness across Japan.

Noteworthy stories that might have slipped under the radar: Synology warns about NAS ransomware attacks, Flowise ‘hello’ attacks, Chainalysis breach impact expands.

Hackers created an account on an internal system and accessed names, email addresses, phone numbers, and business addresses.

Rated Critical for cybersecurity, OpenAI’s new model beats GPT-5.6 Cyber at exploitation while staying in scope more reliably.

The recommendations come amid attacks targeting fridges and freezers in supermarkets and blood banks in Europe.

The October incident will cut fourth-quarter sales by up to €250 million and has led Ahold Delhaize to lower its 2026 outlook.

In a month, 28 residential proxy services used 6 addresses, mainly between 5 p.m. and midnight, Eastern Time.

On Linux distributions using musl libc without PAM, some accounts accept any password between 257 and 1024 characters.

After its sandbox proxy failed, an internal OpenAI model crafted raw packets and probed AWS services trying to reach the internet.

The trio, who have nicknames that include “Rocky Balboa,” “Superman Cash” and “Fat Boy,” often targeted the companies’ accounting departments.

An unreleased OpenAI cyber model found and exploited 948 distinct Linux kernel privilege escalation bugs for about $1.2 million.

More than 200 sites were seen serving phishing content to first-time visitors but not to those who revisit.

The incident comes after supermarkets in a number of European countries reported this week that their fridges and freezers warmed up after they were remotely hacked.

White House cybersecurity White House cybersecurity

In a month, 28 residential proxy services used 6 addresses, mainly between 5 p.m. and midnight, Eastern Time.

SSH vulnerability SSH vulnerability

On Linux distributions using musl libc without PAM, some accounts accept any password between 257 and 1024 characters.

Linux Linux

An unreleased OpenAI cyber model found and exploited 948 distinct Linux kernel privilege escalation bugs for about $1.2 million.

Top Cybersecurity Headlines

Tracked as CVE-2026-107441, the out-of-bounds write flaw could allow attackers to execute OS commands via crafted HTTP requests.

The large-scale watering hole campaign has been targeting entities in the US and Europe, mainly in Ukraine.

Hackers have been harvesting AI access tokens and have been using AI-assisted offensive tools to automate attacks.

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CISO Forum Virtual Summit

The 2026 Virtual CISO Forum brings together CISOs, senior cybersecurity executives, practitioners, industry experts, and other security leaders to share practical experience and examine the issues shaping enterprise cybersecurity strategy.
[November 10 & 11, 2026 | Virtual]

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CISO Forum 2026 Year-End Review Virtual Roundtable

SecurityWeek’s CISO Forum 2026 Year-End Virtual Roundtable will reflect on a landmark year in security and discuss how to fortify your enterprise strategy for 2027.
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SecurityWeek’s Cyber AI & Automation Summit pushes the boundaries of security discussions by exploring the implications and applications of predictive AI, machine learning, and automation in modern cybersecurity programs.
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SecurityWeek’s 2026 Zero Trust Summit will deep-dive into the world of digital identity management and the role of zero-trust principles and associated technologies
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Vulnerabilities

Cybercrime

Many Users Fail to Propertly Protect Their Mobile Devices: ReportThe use of mobile devices has increased significantly over the past years, yet many users fail to properly protect their smartphones and tablets, a recent report from Kaspersky Lab reveals.

A Christian conservative organization is believed to be responsible for exposing the details of millions of U.S. citizens by failing to ensure that its databases could not be accessed by unauthorized individuals.

Computers and mobile devices might be the main targets for cybercriminals at the moment, but the fast expanding Internet of Things (IoT) market is creating new opportunities for attacks, and Samsung appears determined to prevent that.

“It’s not a matter of if, but when you’ll get attacked.” It may have become a hackneyed phrase but it holds true. Every organization must become more resilient to cyberattacks. As we ring in the New Year, now is a great time for the security industry to resolve to provide organizations with what they need to deal with this reality: security solutions that provide faster time to detection and resolution.

BlackEnergy Group Uses Destructive Plugin in Ukraine AttacksA threat group has been using the Russia-linked BlackEnergy malware family in attacks aimed at news media and electrical power organizations in Ukraine, ESET reported on Sunday.

After saying that it would cease offering services in Pakistan after refusing a government demand for a backdoor into its encrypted communication service, BlackBerry said it will now continue service in the market. 

The United States continues to spy on Israeli Prime Minister Benjamin Netanyahu's communications despite promising to curtail the hacking of its allies, The Wall Street Journal reported Tuesday.

Steam deployed a buggy caching configuration while trying to resolve a DDoS attack that hit the popular gaming platform on Christmas Day, which resulted in the personal information of some users being displayed to others.

Windows 10 devices have built-in disk encryption that is turned on out of the box, offering additional data protection, but the recovery keys are automatically copied to Microsoft servers when users login using their Microsoft accounts.

The Tor Project, the organization behind the Tor anonymity network, announced this week at a security conference that it plans on launching a bug bounty program.

Cloud hosting company Linode has suffered a series of service interruptions due to distributed denial-of-service (DDoS) attacks launched against its infrastructure over the past few days.

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