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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@timpeck2 days ago

247 intel reports

Russia-aligned threat actor UAC-0099 is using the GuardBreaker technique to trip AI safety guardrails and blind automated malware analysis tools targeting Ukrainian critical infrastructure.

Kimsuky leverages AI agents like opencode and HeadlessChrome to mass-produce decoy documents while evolving its GitHub-based LNK execution framework with enhanced evasion and persistence.

Suspected Silver Fox actors are targeting Latin American banking and financial sectors using fake DocuSign and NFe tax lures to deliver a custom HVNC backdoor for persistent remote control.

Russian-speaking threat actors are exploiting a heap-based buffer overflow (CVE-2025-25249) in FortiGate devices to deploy PivotC2, an AI-assisted Node.js RAT for network tunneling and credential theft.

Suspected Silver Fox (Yinhu) threat actors are targeting Chinese-speaking users and multinational operations in China using high-fidelity spoofed vendor sites to deliver persistent implants like ValleyRAT.

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