A large-scale password spray campaign linked to the infrastructure provider LSHIY LLC has targeted Microsoft 365 environments, resulting in over 81 million login attempts. This campaign has led to at least 78 confirmed account compromises across 64 organizations between June…
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Attackers Downgrade WDigest Protection to Dump Plaintext Credentials With Mimikatz
An incident that began with innocuous enumeration commands but quickly escalated into a focused, multi-stage effort to impair detection and extract credentials. The intruder uploaded a steganographic webshell to an IIS server, used the process w3wp.exe to run OS reconnaissance…
Critical Cursor IDE Flaws Let Attackers Execute Code via Zero-Click Prompt Injection
Two significant remote code execution (RCE) vulnerabilities in the widely used Cursor ID expose developers to zero-click attacks driven by prompt injection. These vulnerabilities, tracked as CVE-2026-50548 and CVE-2026-50549, collectively known as “DuneSlide,” carry a CVSS score of 9.8. They…
Browser-Only Ransomware Uses File System Access API to Encrypt Files Without Malware Installation
A novel, practical ransomware technique that runs entirely inside the browser by abusing the File System Access API, demonstrating how AI can turn high-level malicious ideas into operational attack chains without any native payload. The proof-of-concept leverages a social engineering…
Scattered Spider Hacker Arrested in Finland and Extradited to U.S. Over Cyber Intrusion Charges
U.S. authorities have announced federal charges against an alleged member of the notorious cybercriminal group Scattered Spider, following his arrest in Finland and extradition to the United States. The defendant, identified as 19-year-old Peter Stokes, a dual national of the…
FortiBleed Campaign Linked to INC and Lynx Ransomware Operations
A direct operational link between the large-scale FortiBleed credential-harvesting campaign and two active ransomware-as-a-service (RaaS) groups: INC Ransom and Lynx. This finding provides the first confirmed evidence that mass theft of FortiGate credentials is being integrated into ransomware deployment processes,…
Malicious Google Notes Extension Swaps Crypto Wallet Addresses During Transactions
Technically sophisticated campaign delivering a malicious Chromium extension that silently swaps cryptocurrency wallet addresses during transactions. Delivered via unsigned installers observed in both .NET and Golang variants access, the payload masquerades as a minimalist “Google Notes” browser extension. Once deployed,…
ToddyCat Uses Shadow Token via Remote Debug to Compromise Gmail Accounts
ToddyCat, an advanced persistent threat group long associated with targeted espionage against corporate environments, has evolved its toolkit to exploit OAuth-based authorization flows and compromise Gmail accounts without directly stealing credentials. Umbrij is deployed on Windows hosts using DLL sideloading:…
MacSync Stealer Hijacks macOS via Fake Claude Code Google Ads – Full Attack Chain Exposed
MacSync Stealer is a newly discovered macOS infostealer actively distributed through a sophisticated malvertising campaign on Google Ads that impersonates Anthropic’s Claude Code CLI. Security researchers from Beezlebub have uncovered the complete attack chain, revealing a multi-stage infection process that…
CISA Adds Actively Exploited SimpleHelp Vulnerability to KEV Catalog
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has identified a critical vulnerability in SimpleHelp, tracked as CVE-2026-48558, and added it to its Known Exploited Vulnerabilities (KEV) catalog. This indicates that the vulnerability is actively being exploited in the wild,…
FCC Bans Chinese-Produced Network Equipment Linked to Cyber and Espionage Risks
The U.S. Federal Communications Commission (FCC) has implemented comprehensive new restrictions banning the import and marketing of Chinese-produced telecommunications and surveillance equipment identified as posing significant cybersecurity and espionage risks. Announced on June 26, 2026, this updated regulation addresses a…
The Gentlemen Ransomware Targets Large Corporations and Critical Infrastructure Worldwide
The Gentlemen ransomware group has emerged in 2026 as a highly adaptive and technically sophisticated ransomware-as-a-service (RaaS) operation targeting large corporations and critical infrastructure across multiple regions. Public reporting places The Gentlemen among the top 10 ransomware actors by victim…
RedLine Infostealer Thread Reveals Hidden Maritime Phishing and BEC Infrastructure
A routine threat-feed alert for a RedLine Stealer command-and-control (C2) IP morphed into a full-scale pivot investigation that exposed a tailored maritime spear‑phishing and business email compromise (BEC) ecosystem. The starting signal a UniqueSignal entry from VMRay identified 194[.]156.79.122:55615 as…
Fluentd Security Flaws Enable Remote Code Execution, SSRF, DoS, and Credential Exposure
Fluentd, a widely used open-source data collector for unified logging, has reported several high-impact vulnerabilities that could enable attackers to achieve remote code execution (RCE), server-side request forgery (SSRF), denial-of-service (DoS), and the exposure of sensitive credentials. These issues, documented…
New RustDuck Botnet Targets IoT Devices and Servers With Weak Passwords and RCE Exploits
A sophisticated new botnet family dubbed RustDuck emerged in early 2026, leveraging a two-stage Loader and Core architecture to compromise IoT devices, routers, and enterprise servers through brute-force credential attacks and remote code execution vulnerabilities. RustDuck employs a multi-pronged infection…
Anthropic buffa Library Zero-Day Lets Attackers Trigger Memory-Amplification DoS
Anthropic’s Rust-based protobuf library, buffa, has been discovered to have a zero-day memory amplification denial-of-service (DoS) vulnerability. This flaw allows attackers to deplete system memory using relatively small inputs. Endor Labs identified the issue through its AI-powered static application security…
Adobe ColdFusion Critical Vulnerabilities Let Attackers Execute Arbitrary Code
Adobe has released an emergency security bulletin, APSB26-68, addressing 11 vulnerabilities in Adobe ColdFusion 2025 and ColdFusion 2023, with multiple vulnerabilities receiving the maximum CVSS base score of 10.0. Published on June 30, 2026, this bulletin carries Adobe’s highest Priority…
Glitch SPY RAT Abuses Android Accessibility Service for Full Device Control
An emerging Android remote-access trojan platform, tracked as Glitch SPY, that leverages a fraudulent Polish apartment-rental website to trick victims into sideloading a malicious APK. The dropper, identified as the Brokewell Android Loader, presents a plausible rental-app experience while secretly…
Google Chrome 151 Released With 382 Security Fixes for Critical Vulnerabilities
Google has promoted Chrome 151 to the stable channel for Windows, macOS and Linux, delivering a major security update that addresses 382 vulnerabilities across the browser’s core engine, graphics stack, extensions framework and cross‑platform components. The release, dated June 30,…
Attackers Register AI-Hallucinated Domains to Deliver Phishing Kits and Malware
An emergent supply-chain attack vector they term “phantom squatting,” in which large language models (LLMs) routinely hallucinate plausible but nonexistent domains for legitimate brands and adversaries then preemptively register those domains to host phishing kits, malware, and other malicious infrastructure.…