An espionage operation demonstrated strategic operational patience against targets in Southeast Asia, deploying custom backdoors.

The post Suspected China-Based Espionage Operation Against Military Targets in Southeast Asia appeared first on Unit 42.

Unit 42 research reveals AI judges are vulnerable to stealthy prompt injection. Benign formatting symbols can bypass security controls.

The post Auditing the Gatekeepers: Fuzzing "AI Judges" to Bypass Security Controls appeared first on Unit 42.

In-depth analysis of threat activity we call CL-UNK-1068. We discuss their toolset, including tunneling, reconnaissance and credential theft.

The post An Investigation Into Years of Undetected Operations Targeting High-Value Sectors appeared first on Unit 42.

Uncover real-world indirect prompt injection attacks and learn how adversaries weaponize hidden web content to exploit LLMs for high-impact fraud.

The post Fooling AI Agents: Web-Based Indirect Prompt Injection Observed in the Wild appeared first on Unit 42.

A high-severity CVE-2026-0628 in Chrome's Gemini allowed local file access and privacy invasion. Google quickly patched the flaw.

The post Taming Agentic Browsers: Vulnerability in Chrome Allowed Extensions to Hijack New Gemini Panel appeared first on Unit 42.

We discuss the extensive use of malicious QR codes using URL shorteners, in-app deep links and direct APK downloads to bypass mobile security.

The post Phishing on the Edge of the Web and Mobile Using QR Codes appeared first on Unit 42.

We introduce a novel method that maps cloud alert trends to MITRE ATT&CK techniques. The patterns created could identify threat actors by behavior.

The post Novel Technique to Detect Cloud Threat Actor Operations appeared first on Unit 42.

We detail our discovery of CVE-2025-0921. This privileged file system flaw in SCADA system Iconics Suite could lead to a denial-of-service (DoS) attack.

The post Privileged File System Vulnerability Present in a SCADA System appeared first on Unit 42.

We discuss a novel AI-augmented attack method where malicious webpages use LLM services to generate dynamic code in real-time within a browser.

The post The Next Frontier of Runtime Assembly Attacks: Leveraging LLMs to Generate Phishing JavaScript in Real Time appeared first on Unit 42.

We've identified an aspect of Azure’s Private Endpoint architecture that could expose Azure resources to denial of service (DoS) attacks.

The post DNS OverDoS: Are Private Endpoints Too Private? appeared first on Unit 42.

We identified remote code execution vulnerabilities in open-source AI/ML libraries published by Apple, Salesforce and NVIDIA.

The post Remote Code Execution With Modern AI/ML Formats and Libraries appeared first on Unit 42.

VVS stealer (or VVS $tealer) is a Python-based infostealer targeting Discord users. It employs Pyarmor for obfuscation, contributing to its efficacy.

The post VVS Discord Stealer Using Pyarmor for Obfuscation and Detection Evasion appeared first on Unit 42.

Operators behind RansomHouse, a ransomware-as-a-service (RaaS) group, have upgraded their encryption methods from single-phase to complex and layered.

The post From Linear to Complex: An Upgrade in RansomHouse Encryption appeared first on Unit 42.

01flip is a new ransomware family fully written in Rust. Activity linked to 01flip points to alleged dark web data leaks.

The post 01flip: Multi-Platform Ransomware Written in Rust appeared first on Unit 42.

Model Context Protocol connects LLM apps to external data sources or tools. We examine its security implications through various attack vectors.

The post New Prompt Injection Attack Vectors Through MCP Sampling appeared first on Unit 42.

The line between research tool and threat creation engine is thin. We examine the capabilities of WormGPT 4 and KawaiiGPT, two malicious LLMs.

The post The Dual-Use Dilemma of AI: Malicious LLMs appeared first on Unit 42.

Two campaigns delivering Gh0st RAT to Chinese speakers show a deep understanding of the target population's virtual environment and online behavior.

The post Digital Doppelgangers: Anatomy of Evolving Impersonation Campaigns Distributing Gh0st RAT appeared first on Unit 42.