Description
GitHub Electron 1.7.15, 1.8.7, 2.0.7, and 3.0.0-beta.6, in certain scenarios involving IFRAME elements and "nativeWindowOpen: true" or "sandbox: true" options, is affected by a WebPreferences vulnerability that can be leveraged to perform remote code execution.
Remediation
References
https://electronjs.org/blog/web-preferences-fix
https://www.exploit-db.com/exploits/45272/