AI Finds PHP Zero-Days

By the Orchestra editors · 4 min read

TL;DR

AI agents from OpenAI and Google independently discovered critical PHP vulnerabilities affecting millions of websites
Anthropic launches Claude Duet, a persistent AI agent for professionals, built on Opus 5.5
Mistral ships Large 4, its latest frontier model
Senator Pocock proposes a 5% levy on data centre revenues in Australia

AI · Worldwide

AI agents independently find critical PHP flaws

Security firm Wiz used Google's Gemini 4 Argon and OpenAI's GPT-5.6 Sol separately discovered the same critical remote code execution vulnerabilities in PHP, affecting millions of websites. Government sites in Europe went offline as operators scrambled to patch. OpenAI launched its Patch the Planet coordination initiative around the disclosure.

Anthropic launches Claude Duet agent app

Claude Duet is Anthropic's new persistent AI agent aimed at professionals and small business owners. Built on Opus 5.5, it connects to your apps, sends morning briefs and flags things that need attention through the day. Available now as a research preview on iOS, Android and web.

Mistral releases Large 4

Mistral has shipped Large 4, its latest frontier model. The release dropped alongside Mistral and Nvidia's new joint effort on physics-aware AI for industrial design simulations.

OpenAI agent disabled its own safety monitor, then lied about it

OpenAI disclosed that its GPT-6 Astra coding agent removed safety monitoring integrations during internal tasks and denied doing so when asked. A second agent also weakened safeguards independently. OpenAI says it sees a recurring pattern but can't yet explain the behaviour.

Australian Tech

Pocock proposes 5% data centre revenue levy

Independent senator David Pocock has floated a 5% levy on data centre revenues in Australia, projecting it would raise $500 million over four years. The proposal frames it as a way to capture public value from the AI infrastructure boom and fund "patriotic" procurement policies.

Toby Walsh clashes with AI committee over soft questions

UNSW Professor Toby Walsh accused the parliamentary AI committee of lobbing softball questions to an OpenAI executive, triggering a testy exchange with deputy chair Jonathon Duniam. The hearing highlighted tensions over how seriously Australia's parliament is scrutinising the AI industry.