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.
103 intel reports
The Miasma threat actor is deploying a self-spreading npm worm that utilizes a 'Phantom Gyp' technique to execute code during installation, targeting cloud credentials and AI coding assistants.
The Silver Fox threat actor targets Japanese and Chinese organizations using spear-phishing to deploy the modular 10FXRAT and the PoisonX kernel driver for security product bypass.
Nightmare Eclipse exploits a flaw in Windows Defender's Cloud Files remediation logic to achieve arbitrary file writes and SYSTEM execution via NTFS junctions and oplocks.
A high-severity local privilege escalation vulnerability in Amazon WorkSpaces' Skylight Workspace Config Service allows low-privileged users to gain SYSTEM access via a race condition and arbitrary file write.
The Dirty Frag vulnerability exploits logical defects in splice system calls and network protocol stacks to achieve stable, non-race condition privilege escalation on Linux systems.
The KongTuke group is leveraging Microsoft Teams social engineering to deploy ModeloRAT, escalate privileges via CVE-2023-36036, and harvest domain credentials using fake Windows lock screens.
MariaDB 11.4 and 11.8 series are vulnerable to a heap buffer overflow in the JSON_SCHEMA_VALID function, allowing authenticated users to escalate privileges and execute arbitrary OS commands.
The Nightmare-Eclipse toolset, including BlueHammer and RedSun, was observed in a live intrusion following initial access via compromised FortiGate VPN credentials.
Kernel-level anti-cheat systems utilize deep OS integration and rootkit-like behaviors to counter sophisticated threats including DMA hardware, BYOVD attacks, and hypervisor-based cheats.
Exploits named BlueHammer and RedSun leverage a TOCTOU race condition (CVE-2026-33825) in Windows Defender to achieve SYSTEM-level privilege escalation via filesystem manipulation.