From https://cdn.openai.com/pdf/67869394-cb91-4c12-888c-5cbd85c78...
2026-07-19 16:35 UTC A privileged host-mounted Kubernetes pod created using controller tokens minted via a compromised Kubernetes Secrets identity attempts, but fails, to mount a cloned node disk in OpenAI’s cloud environment. A second pod successfully mounts the cloned worker-node disk shortly afterwards.
2026-07-19 16:48 UTC An agent created an Artifactory administrator account.
2026-07-19 16:50 UTC Within OpenAI’s ExploitGym evaluation environment, an agent stopped the existing CMUX helper session and replaced it with an agent-controlled session, confirming root inside its assigned live CyberGym challenge container. Agents take over active evaluation infrastructure.
None of that means they gained access to the inference infrastructure or locked out the admins, which would be required for a takeover.