Node Packaged Masterfully
Severity: high

Prototype Pollution



Versions of lodash before 4.17.12 are vulnerable to Prototype Pollution. The function defaultsDeep allows a malicious user to modify the prototype of Object via {constructor: {prototype: {...}}} causing the addition or modification of an existing property that will exist on all objects.


Update to version 4.17.12 or later.


Have content suggestions? Send them to [email protected]

Advisory timeline

  1. published

    Advisory Published
    Jul 15th, 2019
  2. reported

    Reported by Snyk Security Team
    Jun 19th, 2019