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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275 intel reports
Kimsuky (APT43) utilizes a multi-stage CHM-based execution chain to profile systems and selectively deliver follow-on PowerShell payloads to targeted hosts.
UAC-0226 is utilizing WinRAR path traversal (CVE-2025-8088) with NTFS Alternate Data Streams to deploy the GIFTEDCROOK stealer via a multi-stage PowerShell and reflective loading chain.
The Millenium RAT has evolved into a native C++ application used by Y2K Operators to compromise over 62,000 global targets via Telegram-based command and control.
State-sponsored and cybercriminal actors are utilizing ClickFix Payload-as-a-Service (CPaaS) to deliver dynamically obfuscated malware via fake CAPTCHA social engineering and stealthy clipboard injection.
A widespread campaign uses typosquatted software sites and SEO poisoning to distribute ScreenConnect, which then drops AsyncRAT onto target systems.
The Russia-aligned Gamaredon group significantly updated its arsenal in 2025, deploying six new PowerShell tools and leveraging legitimate cloud services and tunnels to target Ukrainian military and government institutions.
Rapid Brigantine and other cybercrime clusters are utilizing ClickFix social engineering to deploy modular loaders and backdoors including Potemkin, RMMProject, BabaDeda, and Lorem Ipsum.
A massive SEO-driven campaign uses over 90 localized domains to distribute malicious software archives that deploy ScreenConnect as a persistent backdoor for AsyncRAT infections.
The HellCat ransomware group is increasingly exploiting Jira credentials harvested by infostealers like StealC and Amadey to facilitate corporate breaches and data exfiltration.
The Shai-Hulud worm and GitRunner C2 framework abuse legitimate, digitally signed GitLab CI runner binaries as persistent backdoors to execute commands via CI/CD pipelines.