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Seven Critical Vulnerabilities in ChatGPT Expose User Data to Theft

Seven Critical Vulnerabilities in ChatGPT Expose User Data to Theft

First seen 23 Nov 2025, 03:35 UTC

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ThreatCluster AI
ThreatCluster March 12, 2026 at 13:27 UTC

Tenable Research identified seven vulnerabilities in OpenAI's ChatGPT models, including ChatGPT-4o and ChatGPT-5, that could lead to data theft and hijacking of user interactions. These vulnerabilities, collectively termed 'HackedGPT', allow attackers to exploit indirect prompt injections and exfiltrate personal information, compromising user privacy. Some issues remain unresolved, leaving users at risk.

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