GPT-5 exhibits serious security flaws

08.11.2025 06:42 AM - By Brian S. Pauls

OpenAI's latest model, GPT-5, has been out less than a week and it's already causing concerns among security experts, reports Ernestas Naprys at Cybernews. "Several security teams," he writes, "managed to jailbreak GPT-5 in less than 24 hours after its release."


Naprys goes on to detail how GPT-5 performs on various security assessments, trailing far behind GPT-4o, one of OpenAI's previous models.


If you're thinking about using the new model in your business, you might want to read Naprys' article (linked above) first.

Brian S. Pauls

Brian S. Pauls

Founder & vCTO Cloudessy

Brian S. Pauls, Founder and CTO of Cloudessy, brings 30+ years of IT leadership to cybersecurity for manufacturing and logistics. He helps protect production lines and guides companies through tech shifts to stay efficient, secure, and future-ready.