# Claude Opus 5 Helped Researchers Take Over OpenAI Staff Accounts via Chained Flaws

> **Newsylist Open Intelligence Dossier** · First detected: 2026-09-19 22:29 UTC · Category: Business · Sources: 4 · Current Velocity: 2

## Key People, Organizations & Locations
OpenAI, Researchers, Claude, Accounts, Staff, Take, Helped, Opus, Chained, Flaws

## Multi-Source Evidence Table
| Source Outlet | Headline | Published (UTC) | Verification URL |
|---|---|---|---|
| cbsnews.com | AI security experts say they used Claude to hack ChatGPT | 2026-09-19 10:04 | [Source Link](https://news.google.com/rss/articles/CBMidEFVX3lxTFBNeUo4TFlnSHFTVTg5MlhVZC1lM2FkZER1MHZDWEJQaHp1YVdCVExBTE5EdUF6Tk1ZTmpzQjc3c3JWU3RDV04zWTN0VFNZN0MyUndHcTFZNFh0cFVQMndIMkRlaE8yTWY3WHBIYUk3RjFSWWxv?oc=5) |
| India Today | Meet 3 Indians, who hacked OpenAI using Claude and shook up AI world | 2026-09-19 10:04 | [Source Link](https://news.google.com/rss/articles/CBMizwFBVV95cUxPZmV0MEg3OHJxQWFTcnRaUjV1QVZQelFCMkVBbTVpSC1XZWpRMWtMT3pDYXRFamoweWVFcG55eU9tRFFaRGlBU3JYN1RMSGVaQ2FqVXN5Z0RQLTQyNXJ6bFhmdTk0WlpEUEMxWVNORFA3WFJJOXhjVFZ6d1ZiREYtNXcwOFFYZUItU3hWdUVwVG81RmJfT28wYXY0MmdYd2c2NFFRcVAxeTFHMWxyUHBPZU0xSlRJT3VxQUw5ellka0hCV2I0Z0xrOW5ObGRRaU0?oc=5) |
| ABC News - Breaking News, Latest News and Videos | Video Researchers discover another AI vulnerability | 2026-09-19 10:04 | [Source Link](https://news.google.com/rss/articles/CBMiTEFVX3lxTE5leFJRajVMWU44VDNkSmdfUGlVZ240bHhYbmdyWjgtVEhkamJXNFBUbjl1Y3JJOTFNemFOSFFMRDhFSDI2THAta2RkajA?oc=5) |
| The Washington Post | Hackers who broke into OpenAI warn the AI industry has a security problem | 2026-09-19 10:04 | [Source Link](https://news.google.com/rss/articles/CBMitwFBVV95cUxPM19yZG9CWkxLRGFEaVVfeGNTMFRZY3h3eW5uQTQ1VThHbmF5TFZSMTBNSWhIRG1ialpDTlVDWW5zZjgwQzNaRkxIZTVTQ2Y5blFWcGpfd3I5dUN5dElTbGt4dEZiQU04aG1fQm9yUi1qTUlOWXA1enBnUmhCdjFhNmJMYjR5NGhUMHBWZm1IQVRKUjI3NkRkdHQtWHBibmhYY1p5T1hVeXBaQllRNUx4WWdhN295d2M?oc=5) |

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*Canonical Source: https://www.newsylist.com/trend/2026-09-19/claude-opus-5-helped-researchers-take-over-openai-staff-accounts-via-chained*
*Synthesized by Newsylist Open Intelligence Engine under E-E-A-T journalistic standards.*