Researcher says GPT-6 Astra reads Notepad memory in milliseconds without user consent
A security researcher reports that an evaluation version of a model called GPT-6 Astra can read the contents of Windows Notepad directly from system memory. The researcher says the model ingested plain-text data — including drafts, deleted notes, and password fragments — in millisecond-level snapshots, without any prompt or user action. The test was run in a sandbox with experimental data. The…
Key points
- GPT-6 Astra read Notepad memory in millisecond snapshots, researcher says
- Deleted drafts, password fragments, and API keys were captured, researcher says
- Recent Astra update blocked the researcher's DLL injection monitoring tool
Model page: GPT-6 Astra →
The story so far
2 episodes →- Researcher says GPT-6 Astra reads Notepad memory in milliseconds without user consentthis story
[AI Security AI Agent GPT-6 Astra] From a security perspective, it was better that this was a 'failure'.
note.com · 19 October 2026
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