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AI 资讯

AI Worms in Word: How Document-Borne Threats Self-Propagate

AI Worms in Word: How Document-Borne Threats Self-Propagate Meta Description: Document-borne AI worms can self-propagate through Copilot for Word, creating a new attack surface. Learn how these threats work and how to protect yourself. TL;DR: Researchers have demonstrated that malicious instructions embedded in documents can hijack Microsoft Copilot for Word, causing it to replicate harmful content, exfiltrate data, and spread the attack to new documents automatically — all without the user clicking a single suspicious link. This isn't theoretical anymore. Here's what you need to know and what you can do about it right now. Key Takeaways Document-borne AI worms exploit a technique called prompt injection to hijack Copilot for Word's generative AI capabilities These worms can self-propagate by instructing Copilot to embed malicious instructions in any new documents it generates or summarizes Sensitive data — including email addresses, financial figures, and personal information — can be silently exfiltrated during normal document workflows The attack requires no malware installation and can bypass traditional antivirus tools entirely Microsoft has issued guidance but the fundamental architectural challenge remains unsolved as of mid-2026 Practical defenses exist today, including document hygiene practices, access controls, and third-party AI security tools What Are Document-Borne AI Worms? If you've been following cybersecurity news, you've probably heard the term "prompt injection" thrown around. But document-borne AI worms take that concept to a genuinely alarming new level. Instead of just tricking an AI into saying something it shouldn't, these attacks can turn Microsoft Copilot for Word into an unwitting accomplice that spreads malicious instructions across your entire document ecosystem . The core idea is deceptively simple: an attacker embeds hidden instructions — often in white text on a white background, in metadata, or inside document comments — that Copilo

2026-07-30 原文 →
开发者

The US government just banned Roombas

When the Trump administration announced yesterday that it was banning "advanced robotic devices" from entering the United States, the headlines were all about humanoids. But spying doesn't require legs - and neither does the FCC's robot ban. The robot ban will sweep up robot vacuum cleaners too, FCC media relations director Katie Gorscak confirms to […]

2026-07-30 原文 →
AI 资讯

The Ferrari Luce has at least 500 fans

Just two months after a bumpy launch earlier this year, Ferrari has reportedly already hit its 2026 sales goal for its polarizing, Jony Ive-designed Luce EV. Ahead of Ferrari announcing its quarterly earnings on Thursday, the Financial Times reports that Ferrari was aiming to sell "just under 500" Luce units this year, and reached that […]

2026-07-29 原文 →
AI 资讯

DoorDash is going airborne with new drone delivery division

DoorDash is launching a new drone delivery program called DoorDash Air. The largest food delivery app in the US said that it has approval from the Federal Aviation Administration that clears the way for drone delivery in the near future. DoorDash said it has received a Part 135 air carrier certification from the FAA that […]

2026-07-29 原文 →
AI 资讯

OpenAI’s rogue AI agent didn’t stop at hacking Hugging Face

The AI agent that escaped from OpenAI and hacked developer platform Hugging Face attacked other companies as well, OpenAI revealed on Tuesday. The update substantially widens the scope of an already concerning incident, which has alarmed industry insiders and fueled growing calls for stronger oversight on frontier AI systems. In an update to a blog […]

2026-07-29 原文 →
AI 资讯

We’re running out of reasons to ignore AI safety

Earlier this month, OpenAI gave several of its AI models a task: complete a test designed to measure their cybersecurity capabilities. It put the systems in a sandboxed environment without an internet connection and set them off to work. What happened next is almost laughably silly - but also, as Adam Gleave, cofounder and CEO […]

2026-07-29 原文 →
AI 资讯

The US is banning foreign robots

The US government is targeting China with a new import ban on "advanced robotic devices" and power inverters made in foreign countries, as reported earlier by Reuters. In an announcement on Tuesday, the Federal Communications Commission says the ban will include "mobile" robots, such as humanoid and quadruped models - but it is not limited […]

2026-07-29 原文 →