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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53 intel reports
APT28 (Swallowtail) is executing a complex cyber espionage campaign targeting NATO naval and aerospace manufacturers using the Hookedge backdoor and a novel reflective loader.
Threat actors including Stardust Chollima and Sandworm are utilizing 'Browser Cache Smuggling' to deliver malware like Vidar Stealer and GeniexRAT by pre-fetching payloads into browser caches to bypass security scans and character limits.
A new ClickFix variant uses browser cache smuggling to bypass Windows Run dialog character limits and deploy in-memory .NET credential stealers.
Russian threat actor APT28 compromised a NATO naval shipbuilder and other defense targets using the HOOKEDGE backdoor, a persistent SSH tunnel, and a custom reflective loader.
The Kimsuky threat group is utilizing malicious Hangul (HWP) resume documents to deploy Quasar RAT and ultimately the Funhouse ransomware variant.
Water Hydra (EvilNum) has transitioned from complex zero-day exploits to social engineering-driven campaigns using .PIF files and non-standard protocol handlers to deliver the DarkMe RAT.
Sauron Loader is a novel Russian-language Malware-as-a-Service that utilizes social engineering, DLL side-loading, and in-memory decryption to deliver multi-stage payloads.
TASK#STOMP uses a VBScript-orchestrated execution chain to deploy a multi-stage PowerShell backdoor focused on automated document exfiltration, credential theft, and remote access.
Adversary Pursuit Group identified ChainScript, a Node.js RAT that utilizes Polygon smart contracts for resilient C2 infrastructure rotation and delivery via ClickFix lures.
Konni, a DPRK-nexus actor, is targeting Ukrainian entities using socio-economic lures to deploy VelvetCake, a modular PowerShell-based task runner and reconnaissance tool.