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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3 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.
ClingSTUN is a Linux back-connect proxy backdoor that exploits numerous IoT vulnerabilities and abuses public STUN infrastructure for NAT traversal and remote command execution.
The MexicanMafia threat actor, also known as PanchoVilla, is conducting a sophisticated campaign using the Kimera reconnaissance engine and custom exploits against perimeter devices in Latin America.