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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@timpeck17 hours ago

35 intel reports

The CL-CRI-1089 threat actor is conducting malvertising campaigns targeting macOS users to deploy FlutterShell, a Flutter-based backdoor that facilitates browser hijacking and arbitrary command execution.

A coordinated campaign of 36 malicious npm packages disguised as Strapi CMS plugins targets Guardarian cryptocurrency infrastructure to execute Redis RCE, steal database secrets, and establish persistent C2.

Threat actors are increasingly abusing native Microsoft 365 mailbox rules to maintain persistence, suppress security alerts, and automate data exfiltration following account compromise.

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