CVE-2026-73217: Cursor

High severity, CVSS 7.7. EPSS: 0.4% chance of exploitation in the next 30 days.

Cursor is a code editor built for programming with AI. Prior to 3.1.2, Cursor IDE for macOS allows an agent running in Auto-Run Sandbox mode to replace a virtual environment's Python executable with a malicious wrapper that the Microsoft Python extension invokes outside the sandbox, allowing arbitrary host commands with the user's privileges, including modifying files outside the workspace and launching applications. This issue is fixed in version 3.1.2.

Affected products

• Cursor Cursor: before 3.1.2 (fixed in 3.1.2)

Published 2026-08-11. Last modified 2026-09-09.