New ARToken Phishing Kit Abuses Microsoft’s OAuth Device Code Flow to Hijack Microsoft 365 Accounts
Cisco Talos has uncovered ARToken, a phishing panel that abuses Microsoft's device code sign-in flow to steal Microsoft 365 session tokens without a password or MFA prompt. The...
Researchers Chain DLL Sideloading and an RPC Flaw to Gain Root Access Inside Claude Cowork’s Sandbox
Security researchers at Armadin found a way to chain DLL sideloading with a flaw in an internal RPC protocol to escalate privileges and execute commands as root inside...
Google Dismantles NetNut-Linked “Popa” Residential Proxy Botnet That Hijacked 2 Million Home Devices
Google, working with the FBI, Lumen Technologies, and other partners, has taken action against the NetNut residential proxy network - also tracked as "Popa" - estimated to have...
AsyncRAT Trojan Hidden in 90+ Fake Software Download Sites via DLL Sideloading and ScreenConnect
A stealthy campaign is hiding the AsyncRAT trojan inside fake installers for popular free software, using DLL sideloading and the legitimate ScreenConnect remote-access tool to slip past security...
New CitrixBleed-Class Vulnerability in Citrix NetScaler Exploited Within 24 Hours of Disclosure
CVE-2026-8451, the latest entry in the CitrixBleed family of NetScaler memory-disclosure flaws, came under active exploitation less than a day after public disclosure. Decoy infrastructure operator Lupovis tracked...
DHS Confirms Hackers Breached HSIN, the Government’s Emergency Information-Sharing Platform
The Department of Homeland Security has confirmed a breach of the Homeland Security Information Network (HSIN), the unclassified platform used by federal, state, local, and international partners to...
DuneSlide: Critical Zero-Click RCE Bugs in Cursor IDE Put Fortune 500 Developer Machines at Risk
Two critical zero-click RCE vulnerabilities (CVE-2026-50548, CVE-2026-50549) in Cursor IDE, dubbed DuneSlide, allow attackers to escape the AI coding agent sandbox via prompt injection with no user interaction...
Apple’s Unpatched ‘Hide My Email’ Flaw Has Exposed User Identities for Over a Year
An unpatched vulnerability in Apple's Hide My Email feature can expose users' real email addresses behind their iCloud+ anonymization aliases, researcher Tyler Murphy and 404 Media have confirmed....