GHSA-H5MP-5Q4P-GGF5 Prototype Pollution in lodash.defaultsdeep

Versions of lodash.defaultsdeep before 4.6.1 are vulnerable to prototype pollution. The function mergeWith may allow 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...

Prototype Pollution

Overview lodash is an utility library delivering consistency, modularity, performance, & extras. Affected versions of this package are vulnerable to Prototype Pollution. The functions merge, mergeWith, and defaultsDeep could be tricked into adding or modifying properties of Object.prototype. This...