Vulnerabilities CVE-2026-73218

CVE-2026-73218

High

Open

TLP:CLEAR

Cursor: Sandbox escape via launching privileged containers

NVD CVE.org

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Description

Cursor is a code editor built for programming with AI. Prior to 3.0.0, Cursor IDE for macOS allows an agent running in Auto-Run Sandbox mode, when Docker Desktop and the Dev Containers CLI are installed, to launch a privileged container and mount Docker's virtiofs0, granting read and write access to the user's home directory and enabling host command execution with the user's privileges without an additional permission prompt. This issue is fixed in version 3.0.0.

Details

CVSS Score: 7.7
EPSS Score ⓘ: 0.82%

53.9th percentile
CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Confidence: 90%
Published: Aug 11, 2026
Last Modified: Aug 13, 2026

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