Hackers breach OpenAI using Claude tools, gaining access to employee accounts and the company's internal codebase — attackers initiated a 'harmless' pull request as proof of the hack
In an X post on September 18, the team claimed they breached OpenAI's internal codebase on July 25 and gained access to the ChatGPT and Codex accounts of some OpenAI employees. They established proof of the hack via a pull request to OpenAI's private repository before reporting the vulnerabilities to OpenAI. The company reportedly fixed the issue within 14 hours of the report and paid the researchers a $6,500 bounty.On July 25, our team hacked OpenAI.
- ▪In an X post on September 18, the team claimed they breached OpenAI's internal codebase on July 25 and gained access to the ChatGPT and Codex accounts of some OpenAI employees.
- ▪They established proof of the hack via a pull request to OpenAI's private repository before reporting the vulnerabilities to OpenAI.
- ▪The company reportedly fixed the issue within 14 hours of the report and paid the researchers a $6,500 bounty.On July 25, our team hacked OpenAI.
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| Publication time | Fri, 18 Sep 2026 13:45:00 +0000 |
| Retrieval time | 2026-09-18T13:53:45.344Z |
| Last seen | 2026-09-18T13:53:45.344Z |
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Opening excerpt (first ~120 words) tap to expand
Tech Industry Cybersecurity Hackers breach OpenAI using Claude tools, gaining access to employee accounts and the company's internal codebase — attackers initiated a 'harmless' pull request as proof of the hack News By Etiido Uko Published 18 September 2026 Researchers receive a $6,500 bounty after reporting the vulnerabilities When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. (Image credit: Getty Images) Copy link Facebook X Whatsapp Reddit Pinterest Flipboard Email Share this article 0 Join the conversation Follow us Add us as a preferred source on Google Newsletter Subscribe to our newsletter A team of white-hat hackers from cybersecurity startup Hackron AI has successfully hacked OpenAI using Claude tools.
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