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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.

Cisco patched an RCE in UCS Central Software; WatchGuard fixed authentication and MitM flaws.

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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.

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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.
[December 2, 2026 | Virtual]

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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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Visa and FireEye are planning to co-develop tools and services designed to help merchants and payment card issuers protect against cyber attacks targeting payment data, the two companies said Wednesday.

In my previous SecurityWeek column “Where is the Android DDoS Armageddon,” I looked at the reports that showed that mobile DDoS just isn’t a thing. Malicious mobile malware (say that three times fast with a cracker in your mouth) is barely a thing, either, once annoyance adware is removed.

Whitelisting Not Always Effective As Legitimate Applications Successfully Abused by AttackersLONDON - Infosecurity Europe 2015 - The trust-based foundations of whitelisting make it more difficult for organizations to properly protect their networks against cyber threats, Kaspersky Lab researchers have warned.

The FBI warned lawmakers Wednesday there was no way to monitor encrypted online communications among Islamic State sympathizers and called for new laws to require technology firms to unlock any secret messages among jihadists.

Cloud data security firm Adallom today announced integration with popular file sharing and storage solution Dropbox for Business, bringing additional security protections for stored data in the Dropbox cloud.

Finland-based security company F-Secure announced this week that it has acquired nSense, a privately held Danish company that provides security consultations, vulnerability assessment and incident response services and related products to enterprises.

Centrify, a Santa Clara, California-based provider of Identity Management solutions, today announced significant enhancements in its cloud-based Identity Service for Microsoft Office 365 (O365).

The US Senate passed landmark legislation Tuesday that ends the government's bulk telephone data dragnet, reining in the most controversial surveillance program since the 9/11 attacks of 2001. The House of Representatives has already passed the measure, which also reauthorizes key national security programs that had lapsed early this week.

The PCI Security Standards Council published revisions to the Payment Application Data Security Standard (PA-DSS) this week to address concerns over the Secure Sockets Layer (SSL) protocol.

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