Cybersecurity News

Healthcare software company Unlimited Technology Systems reported that more than 3.8 million people were impacted by a data breach incident that occurred in October 2025. [...]

A cluster of nearly 800 malicious packages has been published to the npm registry as part of a new campaign designed to deliver cross-platform malware targeting Windows, Mac, and Linux systems. "These packages appear to use AI slop squatted, or randomly generated typo-squatting package names, but all of them deliver a powerful RAT and infostealer payload," OpenSourceMalware researcher Paul

ClickFix-style attacks are being used to deliver a Go-based malware capable of stealing cryptocurrency assets, as well as browser-stored passwords, Apple iCloud Keychain data, and cached credentials. The macOS-focused infection chain is designed to deliver a shell script that profiles the host and then fetches a macOS malware payload that's compatible with the computer's CPU architecture. "

A recent wave of cyber attacks targeting financial services, private equity, and professional services is attributed to a data extortion group known as UNC6671. "UNC6671 continues to rely on voice phishing (vishing) to target enterprise employees, posing as IT help desk staff facilitating mandatory, urgent security migrations. Significantly, the threat actor often contacts employees via their

A study of more than 6,000 patches found that even working patches can introduce new bugs, break something else, or are open to bypass.

Levi Strauss & Co. (Levi's) says that hackers used social engineering on three of its employees to gain access to and steal corporate data stored on their machines. [...]

Noteworthy stories that might have slipped under the radar: ban on Chinese data center tech, QuickFox VPN supply chain attack, IEH Corporation mailbox breached via phishing. The post In Other News: AI Slop Limits Apple Bounties, North Carolina Port Attacks, Hackers Target Wall Street appeared first on SecurityWeek.

Gen's H1 2026 Threat Report examines two separate attack chains. One used compromised business inboxes and browser manipulation in a banking-malware campaign, while the other used clipboard hijacking to redirect cryptocurrency payments. [...]

The North Carolina Ports Authority has confirmed that a cyberattack disrupted IT systems and slowed operations at Port of Wilmington, Port of Morehead City, and Charlotte Inland Port. [...]

WordPress has fixed a pre-authentication reflected cross-site scripting (XSS) flaw in its login screen that affects every version of the content management system. pwn.ai demonstrated how the flaw can be chained into PHP code execution on the server when a logged-in administrator interacts with an attacker-controlled page. Tracked as CVE-2026-64638 (CVSS score: 8.9), the

Open Source had a great childhood. For two decades it got to be a kid. It ran around barefoot, gave everything away, trusted strangers, and never once thought about who was watching. It ran the kind of lemonade stand that took IOUs from anyone who wandered up — take what you need, pay me back whenever, no need to leave a name. It was idyllic. It was also, in retrospect, a little feral. Then,

A use-after-free bug in Linux's SCTP networking code can be turned into full root on a host, and Tencent researchers say they used it to escape a container and reach the machine underneath. The flaw has existed since 2008. The fix already shipped: stable kernels 7.1.6, 6.18.42, 6.12.101 and 6.6.148, released August 3, close it. Anyone running an older kernel with SCTP reachable should update.

Initially calling itself BlackFile, the group has expanded operations to the Redact, Pink, Helix, and Falcon brands. The post Vishing Extortion Group UNC6671 Rebrands After Making Millions appeared first on SecurityWeek.

Security researcher Malcolm Stagg has disclosed a new attack class called NatJack that manipulates network address translation (NAT) connection state to hijack active TCP sessions, spoof DNS responses, expose mapped ports, and exhaust NAT tables. Presented at Black Hat USA 2026, the research found affected behavior across independently developed implementations, including Windows and

Beacon has informed around 1500 customer charities that its CRM databases were accessed and likely exfiltrated by an unauthorized actor

Cybersecurity researchers have called attention to an active "widespread email-driven phishing campaign" that employs adversary-in-the-middle (AitM) techniques to take control of Microsoft 365 accounts with an aim to identify key personnel involved in financial workflows and gather related email. "The campaign uses residential proxies to disguise malicious sign-ins as ordinary consumer traffic,

PortSwigger says HTTP Terminator, an artificial intelligence (AI)-assisted research system built by James Kettle, generated and proved new HTTP desynchronization techniques after exploring 30,000 candidate desync vectors. PortSwigger said a separate human-guided discovery cascade also exposed a zero-day in Apache Traffic Server. Kettle said HTTP Terminator tested 30,000 websites where

NMFTA research shows a Bendix EC80 brake controller safety recall also patched remote code execution and DoS vulnerabilities. The post Truck Brake Controller’s Safety Recall Doubled as Hidden Security Fix appeared first on SecurityWeek.

BlackFile has rebranded as Redact after an alleged affiliate hijack, with Google linking the group to ongoing vishing and extortion campaigns

Companies are showcasing their products and services this week at the 2026 edition of the Black Hat conference in Las Vegas. The post Black Hat USA 2026 – Summary of Vendor Announcements (Part 4) appeared first on SecurityWeek.

Microsoft fixed critical vulnerabilities across Azure, Entra, and SharePoint, while Apple patched a high-severity authentication bypass. The post Microsoft, Apple Release Fresh Security Updates appeared first on SecurityWeek.

Entra ID researcher Dirk-jan Mollema demonstrated that malware already running in a signed-in Windows session can silently use the victim's Windows Hello for Business key to authenticate to Microsoft Entra ID. The attacker can then establish longer-term cloud access, register a device it controls, obtain a Primary Refresh Token (PRT), and add further authentication methods where tenant policies

Finance, technology and healthcare sectors were particularly heavily targeted in July, according to Comparitech

A GitHub issue opened by an account with no repository privileges was enough to execute code on the CI runners behind Anthropic's and Google's own coding-agent repositories. On OpenAI's, it was enough to hijack the next agent run. Novee Security ran the attack against each vendor's agent in the configuration that the vendor ships by default, and presented the work at Black Hat USA on August 5.

Hackers stole personal, medical, and health insurance information from a company’s data center. The post 3.8 Million Impacted by Unlimited Technology Systems Data Breach appeared first on SecurityWeek.

The browser refresh eliminates over two dozen memory safety bugs, including critical use-after-free flaws. The post Critical Vulnerabilities Patched With Chrome 151 Update appeared first on SecurityWeek.

A new analysis has uncovered that the threat actor tracked as TeamPCP has been active on the cybercrime scene as far back as 2020, indicating the group has been compromising internet-facing infrastructure for years before training their sights on the software supply chain. "The connection is supported by overlapping domains, malware deployment paths, staging techniques, backend infrastructure,

OpenAI is rolling out a more reliable version of ChatGPT GPT-5.6 Sol for Plus and Pro users, while Free users are getting unlimited text chats with GPT-5.6 Luna. [...]

A Go-based malware delivered in ClickFix attacks targeting macOS users is stealing cryptocurrency assets, browser-stored passwords, Apple Keychain data, and cached credentials. [...]

The fight against cybercrime continues because threat actors have adapted their strategies to avoid deterrents, but law enforcement still operates in silos.