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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41 intel reports
China-nexus actor UAT-7810 is expanding its LapDogs Operational Relay Box network using new malware families like LONGLEASH and DOGLEASH to target networking and IoT devices.
Cavern Manticore, an Iran-nexus threat actor, targets Israeli government and IT sectors using a modular .NET C2 framework employing complex compilation formats as anti-analysis layers.
The Russia-aligned Gamaredon group significantly updated its arsenal in 2025, deploying six new PowerShell tools and leveraging legitimate cloud services and tunnels to target Ukrainian military and government institutions.
The Gentlemen RaaS group is targeting critical infrastructure using custom Go-based backdoors and ransomware variants that leverage GPO deployment and Bring Your Own Vulnerable Driver (BYOVD) techniques.
SystemBC is a Windows-based malware family used as a SOCKS5 proxy and persistent RAT by major ransomware groups to tunnel malicious traffic and execute payloads.
UNC6508, a PRC-nexus threat actor, targets medical and military research institutions using INFINITERED malware to harvest credentials and exfiltrate data via manipulated compliance rules.
The MexicanMafia threat actor, also known as PanchoVilla, is conducting a sophisticated campaign using the Kimera reconnaissance engine and custom exploits against perimeter devices in Latin America.
The Silver Fox threat actor targets Japanese and Chinese organizations using spear-phishing to deploy the modular 10FXRAT and the PoisonX kernel driver for security product bypass.
The Chinese threat actor VerdantBamboo is targeting unmonitored edge appliances such as firewalls and NAS devices to maintain persistence and bypass EDR security controls.
The China-aligned APT group Webworm has shifted focus to European government entities using new backdoors EchoCreep and GraphWorm along with custom proxy tools.