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Critical Cursor 0-day Vulnerability Enables Arbitrary Code Execution Attacks

A binary planting vulnerability in the Cursor IDE that lets a malicious git.exe file, placed at the root of a repository, run automatically the moment a developer opens that project on Windows. The attack requires no prompt injection, no agent, no AI model in the loop, and no prior access to the victim machine. Mindgard […] The post Critical Cursor 0-day Vulnerability Enables Arbitrary Code Execution Attacks appeared first on Cyber Security News.
A binary planting vulnerability in the Cursor IDE that lets a malicious git.exe file, placed at the root of a repository, run automatically the moment a developer opens that project on Windows. The attack requires no prompt injection, no agent, no AI model in the loop, and no prior access to the victim machine. Mindgard reported the flaw to Cursor on December 15, 2025, and published full technical details on July 14, 2026, roughly…
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