esearch by: Alexey Bukhteyev Key Takeaways Introduction Earlier this year, Check Point Research disclosed a security flaw in ChatGPT’s code-execution runtime that allowed sensitive conversation data to be silently exfiltrated to an attacker-controlled server through DNS tunneling, a hidden outbound channel that bypassed the runtime’s network isolation. A fix for this issue was promptly deployed. […]
First seen on research.checkpoint.com
Jump to article: research.checkpoint.com/2026/chatgpt-lockdown-mode-bypass-phishing-malware-delivery-and-silent-data-exfiltration/
