CVE-2022-36085 OPA Compiler: Bypass of WithUnsafeBuiltins using `with` keyword to mock functions

Open Policy Agent OPA is an open source, general-purpose policy engine. The Rego compiler provides a deprecated WithUnsafeBuiltins function, which allows users to provide a set of built-in functions that should be deemed unsafe — and as such rejected — by the compiler if encountered in the policy...