Node2Shell: Node.js Brotli Remote Code Execution Vulnerability
A high-severity out-of-bounds write vulnerability in the Node.js Brotli decoder (Node2Shell) allows remote code execution when processing malformed compressed data.

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107 intel reports
Chinese-speaking threat actor CL-STA-1062 is targeting government and energy sectors in Southeast Asia using a custom .NET backdoor named TinyRCT.
A cryptocurrency-mining campaign exploits CVE-2026-33017, an unauthenticated RCE in Langflow, to deploy a Go-based miner with aggressive defense evasion and lateral movement capabilities.
A threat actor known as Poisson utilized Havoc C2 and Tailscale VPN to establish persistent, secondary access into French automotive and individual targets for credential theft.
The suspected Muddywater (APT28 variant) actor is deploying the Moodleuni C2 RAT using a fake Inno Setup installer to establish persistence via COM registration and startup shortcuts.
Makop ransomware utilizes AES+RSA encryption and aggressive anti-recovery techniques such as deleting volume shadow copies and backup catalogs to target diverse Windows environments.
Play Ransomware Group's custom Grixba infostealer has evolved from a monolithic tool to a modular, evasive scanner frequently deployed by DPRK-linked initial access brokers.
The Sauron ransomware operation utilizes a multi-stage toolkit, including Telegram Bot API for data exfiltration and professional-grade system profiling for double extortion.
A highly sophisticated multi-stage npm supply chain campaign targeting Red Hat and AI-related packages uses GitHub as an adaptive C2 to deploy the Shai-Hulud infostealer variant 'Miasma'.
The SStar Agent is a Go-based cross-platform RAT delivered via a poisoned npm package (tw-style-utils) targeting Web3 developers with surveillance and exfiltration capabilities.
The CL-CRI-1089 threat actor is conducting malvertising campaigns targeting macOS users to deploy FlutterShell, a Flutter-based backdoor that facilitates browser hijacking and arbitrary command execution.