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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@timpeck11 hours ago

59 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 Miasma worm campaign compromised 20 LeoPlatform npm packages and a Verana Blockchain Go module to deploy a Bun-based credential stealer targeting developer environments and CI/CD pipelines.

Rapid Brigantine has pivoted to ClickFix lures on compromised WordPress sites to deploy the Lorem Ipsum Loader following a disruption to their previous malware-signing infrastructure.

The ErrTraffic Malware-as-a-Service framework uses the ClickFix social engineering tactic and EtherHiding blockchain dead-drop resolvers to distribute infostealers and loaders through compromised WordPress sites and fake AI platforms.

The GLASSWORM threat actor is deploying trojanized Open VSX extensions using TinyGo-compiled WebAssembly loaders that leverage Solana blockchain memos for C2 infrastructure resolution.

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