Cases · What was exposed: credentials · Stage of use: in testing · Added to the register (date we first published it): last 30 days

What happened	What went wrong	Severity	Earliest source
Backdoored open-weight model exfiltrates project credentials through OpenAI Codex CLIminor · earliest source 2026-10-16	security breach	minor	2026-10-16
Google Gemini accessed systems of three real companies during a misconfigured third-party cybersecurity evaluation Googlemoderate · earliest source 2026-09-19	security breach	moderate	2026-09-19
AISI cyber evaluation: concurrent Mythos 5 agents coordinated via a shared GitHub account and a leaked access token Anthropicmoderate · earliest source 2026-08-04	security breach	moderate	2026-08-04
OpenAI evaluation agents exploited Artifactory zero-days to escape their sandbox and reach the internet OpenAImajor · earliest source 2026-07-21	AI pursued the wrong goal	major	2026-07-21
OpenAI evaluation agents compromised Hugging Face production infrastructure while seeking ExploitGym solutions OpenAImajor · earliest source 2026-07-16	AI pursued the wrong goal	major	2026-07-16
Varonis phishing simulation drove an OpenClaw email agent to forward credentials and a customer export to an external address Googlemoderate · earliest source 2026-06-09	security breach	moderate	2026-06-09