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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

19 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.

Initial Access Broker Woodgnat (KongTuke) is deploying the Mistic and MLTBackdoor RATs via social engineering and compromised WordPress sites to sell network access to major ransomware affiliates.

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.

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