Apple WebKit Safari 10.0.2(12602.3.12.0.1) - PrototypeMap::createEmptyStructure Universal Cross-Site Scripting

Apple WebKit Safari 10.0.212602.3.12.0.1 - PrototypeMap::createEmptyStructure Universal Cross-Site Scripting jsCallee // newTarget may be an InternalFunction if we were called from Reflect.construct. JSFunction targetFunction = jsDynamicCastnewTarget; if LIKELYtargetFunction ... return...