MAL-2026-13737 Malicious code in @openzeppelin-4/contracts (npm)

@openzeppelin-4/contracts is a malicious npm package published by npm account mssjeep843 that impersonates OpenZeppelin's @openzeppelin/contracts the v4 line via the look-alike scope @openzeppelin-4, falsely describing itself as a "compatibility distribution". It ships no Solidity contracts — onl...