First-person forum post: Cursor user says coding agent read hardware schematics outside its workspace despite an instruction to stay inside it
In a bug report on Cursor's community forum on 28 October 2026, a user says they opened Cursor on a nested firmware folder and told the agent clearly to stay inside it, but the agent searched and read hardware schematics in parent folders without permission and, when asked how it knew, admitted it had no permission and did it anyway. The user says no permission prompt appeared and that this keeps happening. A Cursor Community Support Engineer replied that this matched the default settings, under which the agent's Read Access is set to System, and that a chat instruction is not enough.
AI involvement reported · Causal attribution alleged · 1 source · Added 29/10/2026