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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@timpeck23 hours ago

45 intel reports

A suspected Russian-speaking actor used an AI-assisted toolkit (PentAGI) to exploit PaperCut vulnerabilities (CVE-2026-81578, CVE-2026-82078) and maintain persistence access across 45+ countries.

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.

Longlegs (aka Storm-2603), a China-nexus threat actor, is deploying Warlock ransomware against critical infrastructure and government sectors by exploiting SharePoint 'ToolShell' vulnerabilities.

Everest is a sophisticated .NET-based ransomware that employs aggressive lateral movement, service termination, and process self-protection while targeting Windows environments.

Sophisticated threat actor UAT-8616 and additional clusters are exploiting at least 12 vulnerabilities in Cisco SD-WAN, FMC, and ASA/FTD devices for persistent access and root escalation.

The MacSync family has evolved from AppleScript-based AMOS variants into a complex multi-stage binary infection chain targeting macOS users and developers to steal crypto and credentials.

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