Microsoft 365 AitM Phishing Hijacks Accounts to Collect Payroll and Finance Emails

Cybersecurity researchers have called attention to an active “widespread email-driven phishing campaign” that employs adversary-in-the-middle (AitM) techniques to take control of Microsoft 365 accounts with an aim to identify key personnel involved in financial workflows and gather related email. “The

AI-Assisted HTTP Terminator Finds Novel HTTP Desync Techniques and Apache Zero-Day

PortSwigger says HTTP Terminator, an artificial intelligence (AI)-assisted research system built by James Kettle, generated and proved new HTTP desynchronization techniques after exploring 30,000 candidate attack vectors. PortSwigger said a separate human-guided discovery cascade also exposed a zero-day in Apache

New NatJack Attacks Hijack TCP Sessions and Spoof DNS by Manipulating NAT Tables

Security researcher Malcolm Stagg has disclosed a new attack class called NatJack that manipulates network address translation (NAT) connection state to hijack active TCP sessions, spoof DNS responses, expose mapped ports, and exhaust NAT tables. Presented at Black Hat USA 2026, the

Malware Can Abuse Windows Hello for Business Keys for Persistent Entra ID Access

Security researcher Malcolm Stagg has disclosed a new attack class called NatJack that manipulates network address translation (NAT) connection state to hijack active TCP sessions, spoof DNS responses, disclose victim IP addresses and mapped ports, and exhaust NAT tables. Presented at Black

Claude Code and Gemini CLI Flaws Let a GitHub Issue Reach CI Workflow Secrets

A GitHub issue opened by an account with no repository privileges was enough to execute code on the CI runners behind Anthropic’s and Google’s own coding-agent repositories. On OpenAI’s, it was enough to hijack the next agent run. Novee Security

TeamPCP Linked To Redis Attacks Dating Back To 2020 And Later Supply Chain Campaign

A new analysis has uncovered that the threat actor tracked as TeamPCP has been active on the cybercrime scene as far back as 2020, indicating the group has been compromising internet-facing infrastructure for years before training their sights on the