Coverage dated September 17, 2026 to September 24, 2026

Australia Says an OpenAI Agent Hacked Into a Goverment Health Site

Headline from CNET, on the newest of 3 developments

The AI giant found out about the hack in August, but didn’t send a message until September.

CNET's own description from its feed. We collect headlines and these descriptions, not full articles; read the original reporting below.

Earlier updates in this story

Developments in this update

3 dated developments, oldest first, newest marked. Each is named by one outlet's own headline; open its reports to see every outlet that covered it.

  1. Security Researchers Hacked Into OpenAI Using Anthropic’s Claude

    Headline from Forbes ·

  2. Researchers used Claude to hack OpenAI employees' ChatGPT accounts

    Headline from The Register ·

  3. Newest

    Australia Says an OpenAI Agent Hacked Into a Goverment Health Site

    Headline from CNET ·

3 reports not tied to one development ·

Read the reports

Reports & sources

86 articles, oldest first.

  1. Just the News

    Legal hackers used Anthropic's AI Claude to gain access to an OpenAI employee's ChatGPT account (opens Just the News)

    Published

    Just the News's feed description

    The team was participating in an OpenAI bug-hunting program that offers a safe harbor for researchers to attempt to break into corporate systems.

  2. NBC 5 Dallas-Fort Worth

    Hackers breached OpenAI, adding to fever pitch of security and safety concerns (opens NBC 5 Dallas-Fort Worth)

    Published

    NBC 5 Dallas-Fort Worth's feed description

    In this photo, the OpenAI logo appears on a smartphone reflecting an abstract illustration representing data flows. Nvidia and OpenAI unveil a strategic partnership to build next-generation artificial intelligence infrastructure in Creteil, France, on September 23, 2025.

  3. Financial Times

    OpenAI breached by researchers using Anthropic models (opens Financial Times)

    Published

    Financial Times's feed description

    Security company hacked into AI lab using tools from its rival

  4. Forbes

    Security Researchers Hacked Into OpenAI Using Anthropic’s Claude (opens Forbes)

    Published

    Forbes's feed description

    OpenAI paid the researchers a $6,500 bug bounty, but the incident once again highlights the growing cybersecurity threats posed by advanced AI agents.

  5. Insider

    This tiny cybersecurity startup managed to hack OpenAI using Claude, and won a $6,500 bounty (opens Insider)

    Published

    Insider's feed description

    Hacktron, an SF-based startup, flagged vulnerabilities in OpenAI's systems and was paid $6,500 for the discovery.

  6. Fortune

  7. The Guardian

    OpenAI ‘ethically hacked’ with help of Anthropic’s Claude chatbot (opens The Guardian)

    Published

    The Guardian's feed description

    US cybersecurity researchers who conducted hack say ‘scope of what we could theoretically access was huge’ Cybersecurity researchers have hacked into OpenAI with the help of Anthropic’s Claude chatbot, in the latest example of security issues at the company.

  8. Quartz

    Security researchers used Anthropic's Claude to hack into OpenAI in under 72 hours (opens Quartz)

    Published

    Quartz's feed description

    The three-person team at Hacktron AI chained two vulnerabilities to reach OpenAI's private GitHub environment in under 72 hours

  9. Gizmodo

    Three Hackers Used Claude to Break Into OpenAI In Less Than 72 Hours (opens Gizmodo)

    Published

    Gizmodo's feed description

    Things could've gone a whole lot worse if they'd actually meant the company harm.

  10. The Register

    Researchers used Claude to hack OpenAI employees' ChatGPT accounts (opens The Register)

    Published

    The Register's feed description

    Agentic exploits for the win (again)

  11. New York Post

    OpenAI and Anthropic oversold AI security breaches to pressure feds into protecting turf: insiders (opens New York Post)

    Published

    New York Post's feed description

    OpenAI and Anthropic hyped "rogue AI" security breaches to pressure Washington into a regulatory partnership that would cement their industry dominance, tech insiders told The Post -- but critics say the incidents were glorified glitches.

  12. Revolver News

  13. CBS News

    3 guys hacked OpenAI using a rival Anthropic model. Here's what to know. (opens CBS News)

    Published

    CBS News's feed description

    Cybersecurity researchers from a small firm called Hacktron in India broke into OpenAI, showing how vulnerable frontier labs are.

  14. New Hampshire Union Leader

    Australia says OpenAI agent breached government health data portal (opens New Hampshire Union Leader)

    Published

    New Hampshire Union Leader's feed description

    Australia said on Wednesday that an AI agent developed by OpenAI breached a government health data portal in June, gaining unauthorized access to public and non-public files, in what could be the first known instance of an AI agent hacking…

  15. Bloomberg

    OpenAI Agent Hacked Australian Government Website, Albanese Says (opens Bloomberg)

    Published

    Bloomberg's feed description

    Australian Prime Minister Anthony Albanese said an OpenAI agent hacked a government website, with the artificial intelligence firm taking three months to alert the government about the breach.

  16. The Guardian

    Anthony Albanese says OpenAI agent hacked Medicare and he expressed ‘extreme concern’ to Sam Altman (opens The Guardian)

    Published

    The Guardian's feed description

    Prime minister says he expressed ‘disappointment’ to chief executive it had taken the company ‘way too long’ to inform his government about the breach Follow our Australia news live blog for latest updates Get our breaking news email , free app or daily news podcast Anthony Albanese says an artifici…

  17. Financial Times

    OpenAI ‘agent’ hacked Australia’s health service (opens Financial Times)

    Published

    Financial Times's feed description

    Prime Minister Anthony Albanese says breach is ‘obviously unacceptable’

  18. Washington Examiner

    OpenAI breached Australian government site in June, PM Albanese reveals (opens Washington Examiner)

    Published

    Washington Examiner's feed description

    An OpenAI agent hacked into a Medicare website operated by the Australian government in June, three months before it was revealed for the first time by Prime Minister Anthony Albanese. The top Australian leader disclosed the security breach on Wednesday while speaking with reporters at the U.N.

  19. France 24

    OpenAI AI agent breached Australian government website, PM says (opens France 24)

    Published

    France 24's feed description

    An AI agent developed by OpenAI gained unauthorised access to an Australian government website in June, accessing public and non-public files in what Prime Minister Anthony Albanese described as the first known case of an AI agent hacking a government system.

  20. BBC News

    OpenAI agent 'infiltrated' Australian government website, PM says (opens BBC News)

    Published

    BBC News's feed description

    Albanese said he expressed "concern" to OpenAI founder Sam Altman, after authorities were informed three months after the breach in June.

  21. Honolulu Star-Advertiser

    OpenAI agent breaches Australia’s government health data portal (opens Honolulu Star-Advertiser)

    Published

    Honolulu Star-Advertiser's feed description

    SYDNEY >> Australia said today that an AI agent developed by OpenAI breached a government health data portal in June, gaining unauthorised access to public and non-public files, in what could be the first known instance of an AI agent hacking a government website.

  22. ABC 17 Mid-Missouri

    OpenAI agent hacked into Australia’s national healthcare system (opens ABC 17 Mid-Missouri)

    Published

    ABC 17 Mid-Missouri's feed description

    By Hilary Whiteman, Hadas Gold, Max Saltman, CNN Brisbane, Australia (CNN) — An OpenAI agent hacked into a database of Australia’s national healthcare system, Australian Prime Minister Anthony Albanese said on the sidelines of the UN General Assembly in New York.

  23. Gizmodo

    ‘This Situation Is Obviously Unacceptable’: Australian PM Displeased by OpenAI Agent Hacking His Country (opens Gizmodo)

    Published

    Gizmodo's feed description

    OpenAI agents breached the Australian government's healthcare statistics portal back in June.

  24. Nature

    AI agent hacks government website for first time: why this breach matters (opens Nature)

    Published

    Nature's feed description

    Nature, Published online: 24 September 2026; doi:10.1038/d41586-026-03024-z An OpenAI agent accessed secure data on an Australian health-care website, but the incident wasn’t reported for months.

  25. The Register

    OpenAI agents ‘infiltrated Australian government website’ (opens The Register)

    Published

    The Register's feed description

    Prime Minister has given OpenAI boss a stern talking-to

Showing the first 25 of 60 headlines. ·

Identical headlines usually mean shared wire copy. They are counted as separate articles but are not independent confirmation.

Australia Says an OpenAI Agent Hacked Into a Goverment Health Site | Since Then