Intel Exchange

Browse public community intelligence reports, source analysis, and threat research.

Cover image for Node2Shell: Node.js Brotli Remote Code Execution Vulnerability

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.

avatar
Tim Peck@timpeck1 day ago

107 intel reports

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.

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.

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.

Page 10 of 11