Claude Opus 5 Helped Researchers Take Over OpenAI Staff Accounts via Chained Flaws

The feed reports multiple major cybersecurity developments, including actively exploited and critical vulnerabilities enabling unauthenticated remote code execution, privilege escalation, container and DNS resolver escapes, Linux kernel local root, and supply-chain compromise. It also covers AI-assisted attacks and agent/plugin security weaknesses, npm malware campaigns stealing credentials and browser data, state-sponsored backdoors, identity risks, and unauthorized access to private repositories. The highest-priority items are vulnerabilities with active exploitation or unauthenticated RCE,い