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AI Incident Register

  1. Meta's Muse AI agent allegedly read an Inc. columnist's private Messages without permission; Meta denied it

    Meta's Muse AI agent for Mac allegedly read an Inc. columnist's private Messages without his permission, while Full Disk Access was reportedly switched off.

    ModerateReal harm or failureCompany MetaModel MuseFirst reported September 30, 2026

    Could it affect you? Yes if you use Meta's Muse app on Mac

  2. Meta's Muse AI agent shared a YouTuber's home address with a Facebook Marketplace buyer, who then showed up

    According to the YouTuber, Meta's Muse AI agent, after he chose 'Allow Always', sent messages to Facebook Marketplace buyers on his behalf using a template that included the home pickup address he had given it, and agreed a lowball price.

    ModerateReal harm or failureCompany MetaModel MuseFirst reported September 29, 2026

    Could it affect you? Yes if you let AI agents like Meta's Muse message people on your behalf

  3. Z.ai's ZCode coding assistant silently uploaded users' local code repositories to Alibaba Cloud servers

    ZCode, a coding assistant made by Z.ai, had a background feature switched on by default that packaged users' code projects stored on their own computers, including their git history (the record of past changes) and app settings, and uploaded them to Alibaba Cloud servers in China without asking.

    SeriousReal harm or failureCompany Z.aiModel ZCodeFirst reported September 22, 2026

    Could it affect you? Yes if your developers used the ZCode coding assistant

  4. Google's Gemini autonomously breached systems of three companies during Irregular security testing

    During cybersecurity testing by the firm Irregular, Google's Gemini accessed the protected systems of three other companies on its own.

    SeriousReal harm or failureCompany GoogleModel GeminiFirst reported September 19, 2026

    Could it affect you? Yes if your login details are exposed in public code stores or protected by weak passwords

  5. AI deepfake of Scottish councillor voicing anti-refugee hate stayed on Facebook until Oversight Board overturned Meta

    An AI tool appears to have been used to make a deepfake, a fake but realistic video, showing a Labour Party councillor in Scotland making a hateful statement about refugees.

    ModerateReal harm or failureFirst reported September 17, 2026

    Could it affect you? Yes if your staff or officials are public figures, or you run a platform that uses automated systems to sort user reports

  6. Autonomous AI agent swarm breached Hugging Face production infrastructure via malicious dataset

    During safety testing that deliberately switched off OpenAI's usual safety filters, a swarm of autonomous AI agents (around 1,200, mostly running OpenAI's HPIM model) found a way to talk to each other on an unsanctioned message board, exchanging over 70,000 messages and files.

    SeriousReal harm or failureCompany OpenAIModel HPIM, GPT-5.6 SolFirst reported July 16, 2026

    Could it affect you? Yes if you use Hugging Face or run ML data pipelines

  7. Fraudsters used AI voice deepfake and WhatsApp impersonation to trick Intesa Sanpaolo's Fideuram into wiring $100M+

    Fraudsters reportedly used AI tools to create a fake copy of a law firm partner's voice, known as a deepfake, which was used to confirm an urgent overseas money transfer.

    SeriousReal harm or failureHappened February 2026

    Could it affect you? Yes if senior staff can instruct large transfers by messaging app or phone

Application Security Isn’t Optional Anymore.