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.

Browse public community intelligence reports, source analysis, and threat research.
92 intel reports
DPRK-nexus actors are using fake Web3 job interviews to deliver signed ClickOnce applications that deploy NeedleStealer, an unclassified Rust stealer, and a Go-based hVNC RAT.
The Vectra (formerly Nyxel) actor operates VectraRAT, a custom Go and C++ Malware-as-a-Service platform delivered via Amadey and ClickFix campaigns targeting corporate Windows environments.
State-aligned threat actors, primarily China-linked, are deploying the BlueMoon exploit kit to leverage Chrome and Windows zero-days for rapid espionage campaigns.
REVSTEALER is a comprehensive Windows infostealer using Polygon smart contracts for resilient C2 infrastructure and delivering specialized modules for crypto-mining and reverse proxying.
Suspected Silver Fox actors are targeting Latin American banking and financial sectors using fake DocuSign and NFe tax lures to deliver a custom HVNC backdoor for persistent remote control.
Suspected Silver Fox (Yinhu) threat actors are targeting Chinese-speaking users and multinational operations in China using high-fidelity spoofed vendor sites to deliver persistent implants like ValleyRAT.
The WEEVILPROXY threat actor is deploying JSCeal, a compiled V8 JavaScript malware that uses stolen session cookies to bypass Google authentication and target cryptocurrency investors.
SilkParasite is a China-nexus cyberespionage cluster targeting Central Asian government entities using a modular arsenal of seven RAT families, including five previously undocumented tools and AI-assisted tradecraft.
Silver Fox threat actor is distributing the ValleyRAT backdoor by masquerading as signed adware applications to exfiltrate sensitive data from targets in China and India.
Chinese-speaking threat actor TA4922 is utilizing PackClient, a modular C2 framework sold on Telegram, to target organizations in China and India with tax-themed phishing lures.