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.
10 intel reports
The PAYLOAD ransomware family hijacked Active Directory Group Policy Objects to deliver ransom notes and disable host security domain-wide without endpoint binaries.
INC Ransomware threat actors utilize Bring Your Own Vulnerable Driver (BYOVD) tactics and dual ransom notes to pressure victims after exfiltrating data via tools like MEGASync.
A Russian-speaking Aurora ransomware affiliate utilizes AI-assisted planning and Active Directory exploits to compromise over twenty organizations globally before deploying a Zig-based encryptor.
Certighost (CVE-2026-54121) is a critical improper authorization vulnerability in AD CS allowing low-privileged users to impersonate Domain Controllers by abusing unverified directory referrals.
Gunra is a Conti-derived ransomware-as-a-service (RaaS) targeting global critical infrastructure using double-extortion and cross-platform encryptors.
Gunra (also known as Golden Community) is a RaaS operation using a double-extortion model targeting critical infrastructure by exploiting vulnerabilities in Fortinet appliances and leveraging Impacket for lateral movement.
The threat actor Hyadina has rebranded Beast ransomware as GodDamn, utilizing the malicious PoisonX kernel driver to disable endpoint defenses via BYOVD attacks.
Russian-speaking threat actors are conducting a massive, automated credential-harvesting campaign named 'FortiBleed' targeting over 75,000 internet-facing Fortinet FortiGate firewalls and SSL VPNs across nearly 200 countries.
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 Gentlemen ransomware, operated by the Phantom Mantis group (LARVA-368), has evolved from a RaaS affiliate into an independent operation featuring AI-assisted development and a self-propagating worm module.