Versions of the package dottie before 2.0.4 are vulnerable to Prototype Pollution due to insufficient checks, via the set() function and the current variable in the /dottie.js file.
https://security.snyk.io/vuln/SNYK-JS-DOTTIE-3332763
https://github.com/mickhansen/dottie.js/commit/7d3aee1c9c3c842720506e131de7e181e5c8db68