CVE-2025-43711: Tunnelblick Project Tunnelblick

High severity, CVSS 8.1. EPSS: 0.2% chance of exploitation in the next 30 days.

Tunnelblick 3.5beta06 before 7.0, when incompletely uninstalled, allows attackers to execute arbitrary code as root (upon the next boot) by dragging a crafted Tunnelblick.app file into /Applications.

Affected products

• Tunnelblick Project Tunnelblick: from 3.5beta06, before 7.0 (fixed in 7.0)

Published 2025-07-05. Last modified 2026-06-17.