CVE-2026-114663 Vyper 0.4.0b1 through 0.5.0b1 Name Shadowing of Imported Constants and Default Arguments

Vyper 0.4.0b1 through 0.5.0b1 miscompiles unfoldable constants and omitted default arguments from imported modules, because parseName resolves their names in the using function's scope rather than at declaration. When a contract's parameter, local, or loop variable shares such a name,...