Hackers Used Anthropic’s Claude to Break Into OpenAI
This story is from 2026-09-18. It is preserved in the archive; the latest stories are on the live feed.
A bug-hunting independent security research team was able to access OpenAI’s internal code system, exposing growing risks in automated cyber threats.
Read the full story at Wall Street Journal Technology ↗
Timeline · 7 reports
- 2026-09-19 06:27 · The Next Web
Three researchers used Claude to reach OpenAI’s internal code. OpenAI paid $6,500 and closed the hole in 14 hours. - 2026-09-19 06:04 · r/ClaudeAI
Used Claude to help Jev become a gamer - 2026-09-18 19:54 · r/agi
Security Researchers Hacked Into OpenAI Using Anthropic’s Claude - 2026-09-18 17:20 · The Decoder
Security researchers used Anthropic's Claude to hack OpenAI's internal systems in under 72 hours - 2026-09-18 15:30 · The Verge AI
Security researchers used Claude to help them hack into OpenAI - 2026-09-18 02:34 · r/singularity
Independent Security Researchers Used Anthropic’s Claude to Break Into OpenAI - 2026-09-18 01:00 · Wall Street Journal Technology
Hackers Used Anthropic’s Claude to Break Into OpenAI