Latest cybersecurity reporting from selected sources.

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Novel Java-Based QuimaRAT Targets Windows, macOS, and Linux   Vibe Coded Extortion: Avalon’s Path from Legal Lure to CrownX Ransom Capabilities Armored Likho digging a snake pit: inside the covert BusySnake Stealer campaign   RedWing: A […]

The jscrambler npm package was compromised, and simply installing its 8.14.0 release runs an infostealer on your machine. Published on July 11, 2026, the malicious version carries a preinstall hook that drops and executes a native binary, one build each for Windows, macOS, and Linux

Cybersecurity researchers have flagged a novel Java-based remote access trojan (RAT) called QuimaRAT that's capable of targeting Windows, Linux, and macOS environments

Cybersecurity researchers have flagged a new malware artifact generated using DeepSeek that constructed a novel attack path combining "unrealistic browser-malware concepts with a real browser capability" to turn it into a working ransomware technique that runs entirely inside the browser on both Windows and Android devices

Hackers are exploiting a recently disclosed critical vulnerability (CVE-2026-48558) in SimpleHelp to deploy Djinn Stealer, a previously undocumented cross-platform information stealer targeting Windows, macOS, and Linux. [...]

Cybersecurity researchers have uncovered two hijacked npm packages and a cluster of Go packages that are designed to deploy a Python-based information stealer on compromised Windows, Linux, and macOS hosts

Rough Monday

Hackers hijacked the npm account of the Axios package, a JavaScript HTTP client with 100M+ weekly downloads, to deliver remote access trojans to Linux, Windows, and macOS systems. [...]

The popular HTTP client known as Axios has suffered a supply chain attack after two newly published versions of the npm package introduced a malicious dependency that delivers a trojan capable of targeting Windows, macOS, and Linux systems

Moving beyond their LiteLLM campaign, TeamPCP weaponizes the Telnyx Python SDK with stealthy WAV‑based payloads to steal credentials across Linux, macOS, and Windows.

Cybersecurity researchers have flagged malicious Packagist PHP packages masquerading as Laravel utilities that act as a conduit for a cross-platform remote access trojan (RAT) that's functional on Windows, macOS, and Linux systems

Cybersecurity researchers have discovered a malicious Rust package that's capable of targeting Windows, macOS, and Linux systems, and features malicious functionality to stealthily execute on developer machines by masquerading as an Ethereum Virtual Machine (EVM) unit helper tool

Ten malicious packages mimicking legitimate software projects in the npm registry download an information-stealing component that collects sensitive data from Windows, Linux, and macOS systems. [...]

Cybersecurity researchers have discovered a set of 10 malicious npm packages that are designed to deliver an information stealer targeting Windows, Linux, and macOS systems

Cybersecurity researchers have discovered two new malware families, including a modular Apple macOS backdoor called CHILLYHELL and a Go-based remote access trojan (RAT) named ZynorRAT that can target both Windows and Linux systems

Threat researchers discovered the first AI-powered ransomware, called PromptLock, that uses Lua scripts to steal and encrypt data on Windows, macOS, and Linux systems. [...]

Japan's CERT coordination center (JPCERT/CC) on Thursday revealed it observed incidents that involved the use of a command-and-control (C2) framework called CrossC2, which is designed to extend the functionality of Cobalt Strike to other platforms like Linux and Apple macOS for cross-platform system control

Cybersecurity professionals and researchers can now launch Kali Linux in a virtualized container on macOS Sequoia using Apple's new containerization framework. [...]

Proton has launched Proton Authenticator, a free standalone two-factor authentication (2FA) application for Windows, macOS, Linux, Android, and iOS. [...]

Swift-based containerization framework aims to improve performance and security Apple on Monday unveiled an open source containerization framework for creating and running Linux container images on the Mac.…