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.

Browse public community intelligence reports, source analysis, and threat research.
5 intel reports
Star Blizzard (suspected Russian state-linked) is conducting spearphishing campaigns against Moldovan and Ukrainian civil society using password-protected VHDX files and WebDAV-based persistence.
The CSuite operation targets US and European organizations using sophisticated phishing lures to steal Microsoft 365 sessions and deploy legitimate RMM tools like ScreenConnect for persistent endpoint access.
A state-sponsored threat group and Gunra ransomware actors exploited vulnerabilities in South Korean financial security software like AnySign4PC to deploy SIGNBT and COPPERHEDGE backdoors via watering holes.
The PhantomEnigma campaign leverages compromised Brazilian .gov.br infrastructure to deliver a modular Node.js backdoor aimed at banking credential theft.
Turla (Secret Blizzard) targets government and military entities globally using the custom STOCKSTAY and Kazuar backdoors, often leveraging hijacked infrastructure.