CVE-2021-30124: Vscode-Phpmd Project Vscode-Phpmd

Critical severity, CVSS 9.8. EPSS: 3% chance of exploitation in the next 30 days.

The unofficial vscode-phpmd (aka PHP Mess Detector) extension before 1.3.0 for Visual Studio Code allows remote attackers to execute arbitrary code via a crafted phpmd.command value in a workspace folder.

Affected products

• Vscode-Phpmd Project Vscode-Phpmd: before 1.3.0 (fixed in 1.3.0)

Published 2021-07-30. Last modified 2026-06-17.