Description
Prototype pollution vulnerability in stealjs steal 2.2.4 via the alias variable in babel.js.
Remediation
References
https://github.com/stealjs/steal/blob/c9dd1eb19ed3f97aeb93cf9dcea5d68ad5d0ced9/ext/babel.js#L4569
https://github.com/stealjs/steal/blob/c9dd1eb19ed3f97aeb93cf9dcea5d68ad5d0ced9/ext/babel.js#L4216
https://github.com/stealjs/steal/issues/1534