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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194 intel reports
The PoisonX threat actor utilizes a complex multi-stage attack chain involving DLL sideloading and vulnerable driver exploitation (BYOVD) to deploy a modular RAT with EDR-bypass capabilities.
Twill Typhoon is conducting a modular intrusion campaign in the APJ region using updated FDMTP backdoors and DLL sideloading via legitimate binaries like Sogou Pinyin and ClickOnce.
TamperedChef clusters leverage trojanized productivity software distributed via malvertising to deliver infostealers, RATs, and browser hijackers.
Kimsuky (APT43) is utilizing updated PebbleDash and AppleSeed malware variants, alongside legitimate tools like VSCode and DWAgent, to target South Korean defense and government entities.
Gamaredon (UAC-0010) is utilizing spearphishing emails and the CVE-2025-8088 WinRAR vulnerability to deploy GammaDrop and GammaLoad malware against Ukrainian state institutions.
The KongTuke threat actor is impersonating help-desk staff via external Microsoft Teams chats to deploy the multi-path ModeloRAT toolkit for persistent access.
Seedworm (MuddyWater) conducted a global espionage campaign in early 2026 using Node.js loaders and DLL sideloading to target manufacturing, government, and financial sectors.
UNC5142 utilizes EtherRAT and the AI-generated TukTuk framework to conduct data exfiltration and deploy The Gentlemen ransomware via decentralized and SaaS infrastructure.
The Phorpiex-linked Needle MaaS platform utilizes a modular Rust-based agent and browser spoofers to steal cryptocurrency seed phrases from over 1,900 victims.
VECT 2.0 ransomware permanently destroys data in files larger than 128 KB due to a critical nonce-handling flaw across Windows, Linux, and ESXi platforms.