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Cover image for Node2Shell: Node.js Brotli Remote Code Execution Vulnerability

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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Tim Peck@timpeck1 day ago

101 intel reports

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.

Rapid Brigantine and other cybercrime clusters are utilizing ClickFix social engineering to deploy modular loaders and backdoors including Potemkin, RMMProject, BabaDeda, and Lorem Ipsum.

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.

Financially motivated actors like Vanilla Tempest are leveraging ClickFix social engineering to deliver modular loaders including BabaDeda, Lorem Ipsum, and Potemkin, ultimately deploying ransomware like Rhysida.

Cloud Atlas APT targets government and diplomatic entities in Russia and Belarus using a revamped toolset including VBCloud, PowerShower, and the new PowerCloud data exfiltration script.

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.

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