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.
102 intel reports
A variant of SectopRAT uses a multi-stage loader and tampered legitimate DLLs to exfiltrate credentials and control systems via encrypted C2 communication.
The SideCopy APT is targeting Indian academic institutions using weaponized LNK files and mshta.exe to deploy ReverseRAT via fileless .NET deserialization.
INC Ransomware threat actors utilize Bring Your Own Vulnerable Driver (BYOVD) tactics and dual ransom notes to pressure victims after exfiltrating data via tools like MEGASync.
Transparent Tribe (APT-C-56) utilizes ISO/ZIP-based lure files and LNK execution chains to deploy CrimsonRAT and a custom Golang-based remote access trojan against Indian and South Asian targets.
China-aligned actor FamousSparrow is targeting Latin American governments with SparroWocky, a sophisticated C++ backdoor featuring advanced anti-analysis and modular execution capabilities.
A suspected Russian-speaking threat actor is using AI-powered agents to exploit a critical PaperCut NG/MF vulnerability chain (CVE-2026-81578 and CVE-2026-82078) to target the education sector globally.
An unsigned GlobalProtect-themed MSI deploys a backdoor that utilizes Cloudflare Workers for configuration and Google Sheets for C2 communication, specifically targeting victims in Myanmar.
UNC3569 is exploiting a one-click RCE vulnerability (CVE-2026-51990) in Sogou Input Method to deploy the GRAYRABBIT backdoor using a chained attack involving protocol handler injection and an outdated Chromium engine.
Security researcher Nightmare Eclipse disclosed a Microsoft Defender zero-day exploit named ShieldBreak that bypasses previous patches to grant SYSTEM privileges.
A Chinese-speaking operator uses the PEEP toolkit, a RedExt derivative, to transform Chromium browsers into persistent host-level backdoors via native-messaging bridges.