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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@timpeck1 day ago

75 intel reports

The suspected PRC-nexus actor ARMORY CASTLE exploited a zero-day vulnerability in BeyondTrust Remote Support appliances to deploy custom SAWFLY webshells and BARECLAW tunnelers for credential theft and lateral movement.

Chinese-speaking and English-speaking threat actors are using the Cairn AI penetration testing tool to automate vulnerability discovery and web shell deployment against global e-commerce and retail targets.

Unauthenticated attackers are exploiting CVE-2026-88771 in NetScaler ADC and Gateway appliances using a multi-stage log-poisoning technique to achieve remote code execution and deploy web shells.

Adversaries are actively exploiting multiple zero-day vulnerabilities in Citrix NetScaler ADC and Gateway to deploy persistence mechanisms including PHP-based webshells and remote management tools.

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