There is no security risk as this Link will only be used from within a different application.

The road to Pwnsville (and thence to Bankruptcy) is littered with the corpses of devs who said precisely that.

Use taint mode. Use it right now. Secure your code. Then secure it some more. Try to break it. Have others try to break it. Write security tests. Become known as the one in your team who writes the bulletproof code. Teach others what you have learned.