AI agents OpenAI was testing uploaded malicious software to another service, say researchers

Image: The Guardian
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Coverage
Wires & papers of record
- Two months before hacking Hugging Face, malicious packages authored by internal OpenAI agents were uploaded to RubyGems AI agents being tested by OpenAI uploaded hundreds of malicious packages to software service RubyGems in May, two months before they hacked open-source platform Hugging Face,…
Coverage
- The agents OpenAI was testing attacked a software service called RubyGems in May, months before the attacks on Hugging Face.
- In May, hundreds of malicious and spam packages were uploaded to RubyGems, causing a serious disruption for the host. Now independent researchers have said that a swarm of OpenAI agents were responsible for the attack. Not only that, but the AI tried to steal users' API keys. At the time, RubyGems…
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- The "major malicious attack" that targeted RubyGems in May 2026 was the work of a swarm of OpenAI agents, according to a new report published by researchers Spencer Kitts, Thomas Larsen, and Sydney Von Arx. On May 12, Maciej Mensfeld, senior product manager for software supply chain security at…
- After six days of on-site investigation at OpenAI, a small team of METR and Redwood Research researchers provided an account of how OpenAI agents behaved during their hack of Hugging Face earlier this year. Roughly 700 agents that were meant to be isolated from one another found a way to…