In JetBrains WebStorm before 2026.2 arbitrary code execution was possible via a project-supplied linter configuration

In JetBrains WebStorm before 2026.2 arbitrary code execution was possible before granting project trust via the configured Node.js interpreter

In JetBrains WebStorm before 2026.2 arbitrary code execution was possible before granting project trust via project-local package-manager tooling

In JetBrains WebStorm before 2026.2 arbitrary code execution was possible before granting project trust via project-local linter tooling