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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@timpeck13 hours ago

21 intel reports

Russia-aligned threat actor UAC-0099 has evolved its custom MATCHBOIL downloader with enhanced obfuscation, sandbox evasion, and timer-based payload delivery targeting Ukrainian sectors.

Earth Sirrush (UAC-0099) utilizes evolving .NET malware, steganographic delivery, and trojanized applications to target Ukrainian government and logistics sectors for long-term espionage.

An ongoing malicious npm campaign involving 'indexed-btree' and other packages bypasses lifecycle script defenses by burying loaders in runtime prototype methods and using Ethereum smart contracts for C2.

ChainDrop, a descendant of the Shai-Hulud malware family, is a self-propagating npm worm targeting developer workstations and CI/CD pipelines to harvest cloud, registry, and AI tool credentials.

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