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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5 intel reports
Threat actors are exploiting a remote code execution vulnerability in REDCap servers (CVE-2026-90817) to deploy XMRig miners using fileless techniques and steganography.
The ClickFix campaign compromised a regional news outlet using malicious JavaScript to deliver social engineering prompts that lead to the execution of an encrypted .NET infostealer.
Cl0p ransomware affiliates are exploiting a critical RCE vulnerability (CVE-2026-12569) in PTC Windchill and FlexPLM systems to deploy JSP webshells and exfiltrate data.
The Clop ransomware gang is actively exploiting CVE-2026-12569 in PTC Windchill and FlexPLM systems to deploy JSP webshells and exfiltrate sensitive product data.
Sophisticated threat actor UAT-8616 is targeting Cisco Catalyst SD-WAN components using zero-day vulnerabilities to gain root access and manipulate network fabric configurations.