description: fastest-json-copy version 1.0.1 allows an external attacker to edit or add new properties to an object. This is possible because the application does not correctly validate the incoming JSON keys, thus allowing the '__proto__' property to be edited.
problem types: Prototype Pollution
affected:
{
vendor: n/a
product: fastest-json-copy
versions:
version: 1.0.1, status: affected
}