Today's trail

Linux kernel flaws, spyware, and AI-driven attacks dominate a crowded threat landscape

Security teams faced a mix of mass exploitation attempts, espionage campaigns, and major takedowns this week, from 59 Linux kernel bugs to new backdoors, browser spyware, and AI-assisted phishing. The incidents show how attackers combine stolen access, trusted tools, and automation to stay inside networks longer.

United Becomes First Major U.S. Airline to Ban AI from Booking Flights for Passengers, Calling Out Security Risks

The airline points to a number of risks it says AI agents can pose, including exposing passengers' sensitive information and potentially violating FAA and DOT regulations

AI agents are making security’s breakout-time metric obsolete, and no one agrees on what replaces it

United Airlines blocks AI agents from booking flights

Sergey Chubarov demonstrates how prompt injection can turn an invoice review into a payment request -- and why Zero Trust checks must follow the task all the way to execution.

Salesforce: AI Sales Agents Are Improving CRM Data Accuracy, Freeing Reps to Sell

Render is Named to the Inaugural 2026 AI 100

Cribl recognized among top 100 private AI companies for its work in frontier AI for security and observability

Nvidia loses its 'Godfather of AI' and now faces first big test without him

Jensen Huang's resignation sent Nvidia stock plunging 14% before losses narrowed, as analysts weigh the AI giant's path forward without its co-founder.

Consumer headlines: United Airlines bans AI agents

76% of shoppers don't want AI agents buying for them, Salesforce finds

Just 19% of personal AI agent users have used one at checkout, and 36% keep a separate card for it. With AI traffic up 104%, what do retailers' agents earn?

Scale AI Launches Singapore Legal Reasoning Benchmark with IMDA

Scale AI and Singapore's Infocomm Media Development Authority (IMDA) introduced SG-LegalClarify on November 12, 2026, testing 19 language models on 1,860 scenarios across 10 domains of Singapore law.